{"id":3925,"date":"2024-12-12T07:48:40","date_gmt":"2024-12-12T07:48:40","guid":{"rendered":"https:\/\/ppboxy.com\/?post_type=product&#038;p=3925"},"modified":"2026-06-09T06:46:08","modified_gmt":"2026-06-09T06:46:08","slug":"seafood-box","status":"publish","type":"product","link":"https:\/\/ppboxy.com\/es\/product\/seafood-box\/","title":{"rendered":"Seafood Box"},"content":{"rendered":"<h2>Seafood Box \u2014 What Material Is Right for Your Supply Chain?<\/h2>\n<p>A\u00a0<strong>seafood box<\/strong>\u00a0is any reusable or single-use container designed to store and ship fresh, chilled, or frozen seafood \u2014 from whole fish at auction to lobster tails by overnight courier. But &#8220;seafood box&#8221; is a category, not a material. The\u00a0<strong>single most important decision<\/strong>\u00a0a seafood buyer makes is not the box size or color \u2014 it is the\u00a0<strong>material<\/strong>, because material determines everything else: waterproof rating, reusability, food safety compliance, stack height, return-shipping cost, and total cost per cycle.<\/p>\n<p>This page helps you compare the\u00a0<strong>five major seafood box materials<\/strong>\u00a0and choose the one that matches your product, supply chain, and budget \u2014 then connects you to the right product page for detailed specifications and ordering.<\/p>\n<h2>Specifications<\/h2>\n<table>\n<thead>\n<tr>\n<th>Attribute<\/th>\n<th>Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Material<\/td>\n<td>Polypropylene (PP) corrugated hollow sheet<\/td>\n<\/tr>\n<tr>\n<td>Food Contact Grade<\/td>\n<td>FDA 21 CFR 177.1520 \/ EU 10\/2011 \/ GB 4806.7<\/td>\n<\/tr>\n<tr>\n<td>Wall Type<\/td>\n<td>Twin-wall fluted sheet \/ Honeycomb sheet (optional)<\/td>\n<\/tr>\n<tr>\n<td>Sheet Thickness<\/td>\n<td>3 mm, 4 mm, 5 mm (custom 2\u201312 mm)<\/td>\n<\/tr>\n<tr>\n<td>Rango de temperatura<\/td>\n<td>\u221220 \u00b0C to +80 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Waterproof Rating<\/td>\n<td>100% waterproof (closed-cell PP)<\/td>\n<\/tr>\n<tr>\n<td>Stack Height<\/td>\n<td>8\u201310 layers (standard), 4\u20136 layers (live product)<\/td>\n<\/tr>\n<tr>\n<td>Reusability<\/td>\n<td>50\u2013200+ cycles depending on duty level<\/td>\n<\/tr>\n<tr>\n<td>Fold-Flat Volume Reduction<\/td>\n<td>75\u201380%<\/td>\n<\/tr>\n<tr>\n<td>Drainage<\/td>\n<td>Optional integrated drain ports (pre-cut or custom)<\/td>\n<\/tr>\n<tr>\n<td>Ventilation<\/td>\n<td>Optional precision ventilation holes (lobster\/crab models)<\/td>\n<\/tr>\n<tr>\n<td>Standard Sizes<\/td>\n<td>400\u00d7300\u00d7150 mm to 1200\u00d7800\u00d7400 mm<\/td>\n<\/tr>\n<tr>\n<td>Tama\u00f1os personalizados<\/td>\n<td>Available (300+ standard molds + fully custom)<\/td>\n<\/tr>\n<tr>\n<td>Colors<\/td>\n<td>15+ stock colors; custom Pantone matching<\/td>\n<\/tr>\n<tr>\n<td>Impresi\u00f3n<\/td>\n<td>Screen print (standard) \/ digital print (Corona-treated)<\/td>\n<\/tr>\n<tr>\n<td>Accessories<\/td>\n<td>Dividers, absorbent pads, RFID tags, tamper-evident seals<\/td>\n<\/tr>\n<tr>\n<td>ISPM-15<\/td>\n<td>Exempt (solid plastic, no wood content)<\/td>\n<\/tr>\n<tr>\n<td>Reciclabilidad<\/td>\n<td>100% PP recyclable<\/td>\n<\/tr>\n<tr>\n<td>Certifications<\/td>\n<td>FDA \/ EFSA \/ EU 10\/2011 \/ GB 4806.7 \/ ISO 9001<\/td>\n<\/tr>\n<tr>\n<td>Plazo de entrega<\/td>\n<td>7\u201315 business days (standard); 3\u20135 days (stock sizes)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>The Material Decision That Defines Your Operation<\/h3>\n<p>Every seafood supply chain has a &#8220;material moment&#8221; \u2014 the point where choosing the wrong box creates cascading costs:<\/p>\n<table>\n<thead>\n<tr>\n<th>Wrong Material Choice<\/th>\n<th>Cascading Consequence<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Cardboard in a wet market<\/td>\n<td>Box collapses \u2192 product damaged \u2192 customer refund<\/td>\n<\/tr>\n<tr>\n<td>EPS foam in a high-stack cold room<\/td>\n<td>Box cracks \u2192 load shifts \u2192 worker injury risk<\/td>\n<\/tr>\n<tr>\n<td>Non-food-grade plastic<\/td>\n<td>Fails import inspection \u2192 shipment detained \u2192 per-day demurrage charges<\/td>\n<\/tr>\n<tr>\n<td>Single-use anything in a closed-loop route<\/td>\n<td>5\u00d7 higher packaging cost per year vs reusable PP<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The right material choice\u00a0<strong>eliminates<\/strong>\u00a0these cascading failures. The sections below help you make it.<\/p>\n<h3>Why &#8220;Just Use Cardboard&#8221; Stops Working at Scale<\/h3>\n<p>Cardboard (even waxed) works for occasional, short-haul seafood shipments. But as volume, distance, or re-icing frequency increase, cardboard hits three hard limits simultaneously:<\/p>\n<ol>\n<li><strong>Moisture absorption<\/strong>\u00a0\u2014 Waxed cardboard absorbs water at seams and edges. Within 4\u20138 hours of ice-melt exposure, structural integrity drops 50\u201370%.<\/li>\n<li><strong>No re-icing<\/strong>\u00a0\u2014 Once a cardboard box is wet, you cannot open it, add ice, and reseal it reliably. Each re-icing stop requires a new box.<\/li>\n<li><strong>Zero return economics<\/strong>\u00a0\u2014 Cardboard is disposed after one use. In a closed-loop distribution route with 100+ trips\/month, that is 1,200+ boxes per year vs 12\u201320 PP corrugated boxes.<\/li>\n<\/ol>\n<p>For operations running more than 10 shipments per week through any route with ice, water, or humidity exposure, PP corrugated or aluminum are the only materials that maintain performance cycle after cycle.<\/p>\n<h2>Seafood Box Materials Compared \u2014 PP Corrugated vs EPS vs Waxed Cardboard vs Aluminum vs EPP<\/h2>\n<table>\n<thead>\n<tr>\n<th>Criterion<\/th>\n<th><strong>PP Corrugated<\/strong><\/th>\n<th><strong>EPS Styrofoam<\/strong><\/th>\n<th><strong>Waxed Cardboard<\/strong><\/th>\n<th><strong>Aluminum<\/strong><\/th>\n<th><strong>EPP (Expanded PP)<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Impermeable<\/strong><\/td>\n<td>\u2705 Fully waterproof<\/td>\n<td>\u26a0\ufe0f Absorbs at seams<\/td>\n<td>\u274c Seams absorb<\/td>\n<td>\u2705 Fully waterproof<\/td>\n<td>\u2705 Fully waterproof<\/td>\n<\/tr>\n<tr>\n<td><strong>Stacking (8+ layers)<\/strong><\/td>\n<td>\u2705 No deformation<\/td>\n<td>\u274c Cracks under load<\/td>\n<td>\u274c Compresses when wet<\/td>\n<td>\u2705 Rigid but heavy<\/td>\n<td>\u26a0\ufe0f Deforms under heavy load<\/td>\n<\/tr>\n<tr>\n<td><strong>Reusability<\/strong><\/td>\n<td>\u2705 50\u2013200+ cycles<\/td>\n<td>\u274c Single-use<\/td>\n<td>\u274c 1\u20133 cycles<\/td>\n<td>\u2705 200+ cycles<\/td>\n<td>\u2705 30\u201380 cycles<\/td>\n<\/tr>\n<tr>\n<td><strong>Food safety<\/strong><\/td>\n<td>\u2705 FDA \/ EFSA certified<\/td>\n<td>\u26a0\ufe0f Microplastic leach risk<\/td>\n<td>\u26a0\ufe0f Wax may contain PFAS<\/td>\n<td>\u2705 Food-grade<\/td>\n<td>\u2705 Food-grade<\/td>\n<\/tr>\n<tr>\n<td><strong>Temperature range<\/strong><\/td>\n<td>\u221220 \u00b0C to +80 \u00b0C<\/td>\n<td>\u221218 \u00b0C to +60 \u00b0C<\/td>\n<td>\u221210 \u00b0C to +40 \u00b0C<\/td>\n<td>\u221240 \u00b0C to +200 \u00b0C<\/td>\n<td>\u221240 \u00b0C to +120 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td><strong>Weight<\/strong><\/td>\n<td>Light (~0.8\u20131.5 kg)<\/td>\n<td>Very light (~0.2\u20130.5 kg)<\/td>\n<td>Light (~0.3\u20130.6 kg)<\/td>\n<td>Heavy (~3\u20135 kg)<\/td>\n<td>Light (~0.5\u20131.0 kg)<\/td>\n<\/tr>\n<tr>\n<td><strong>Insulation<\/strong><\/td>\n<td>\u26a0\ufe0f Standard (twin-wall); good (honeycomb)<\/td>\n<td>\u2705 Good<\/td>\n<td>\u274c Minimal<\/td>\n<td>\u274c Conductive (no insulation)<\/td>\n<td>\u2705 Excellent<\/td>\n<\/tr>\n<tr>\n<td><strong>Custom branding<\/strong><\/td>\n<td>\u2705 Direct print \/ Corona<\/td>\n<td>\u26a0\ufe0f Limited<\/td>\n<td>\u26a0\ufe0f Limited<\/td>\n<td>\u26a0\ufe0f Anodized or label<\/td>\n<td>\u26a0\ufe0f Limited<\/td>\n<\/tr>\n<tr>\n<td><strong>Fold-flat return<\/strong><\/td>\n<td>\u2705 75\u201380% volume reduction<\/td>\n<td>\u274c Rigid, ships air<\/td>\n<td>\u274c Disposed<\/td>\n<td>\u274c Rigid, ships air<\/td>\n<td>\u274c Rigid, ships air<\/td>\n<\/tr>\n<tr>\n<td><strong>Break-even vs single-use<\/strong><\/td>\n<td>10\u201315 cycles<\/td>\n<td>N\/A<\/td>\n<td>N\/A<\/td>\n<td>30\u201350 cycles<\/td>\n<td>20\u201330 cycles<\/td>\n<\/tr>\n<tr>\n<td><strong>Cost per cycle<\/strong><\/td>\n<td>\u2605\u2605\u2605\u2605\u2606 Lowest<\/td>\n<td>\u2605\u2606\u2606\u2606\u2606 Highest<\/td>\n<td>\u2605\u2605\u2606\u2606\u2606 High<\/td>\n<td>\u2605\u2605\u2605\u2606\u2606 Moderate<\/td>\n<td>\u2605\u2605\u2605\u2606\u2606 Moderate<\/td>\n<\/tr>\n<tr>\n<td><strong>Reciclabilidad<\/strong><\/td>\n<td>\u2705 100% PP recyclable<\/td>\n<td>\u274c Not widely recyclable<\/td>\n<td>\u274c Wax contaminates stream<\/td>\n<td>\u2705 100% recyclable<\/td>\n<td>\u2705 PP recyclable<\/td>\n<\/tr>\n<tr>\n<td><strong>Best for<\/strong><\/td>\n<td>High-volume, closed-loop routes<\/td>\n<td>One-time retail display<\/td>\n<td>Occasional short-haul<\/td>\n<td>Ultra-hygienic facilities<\/td>\n<td>Insulated cold chain<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote><p><strong>Quick recommendation<\/strong>: For most seafood operations \u2014 wholesale, processing, distribution, export \u2014\u00a0<strong>PP corrugated<\/strong>\u00a0delivers the lowest total cost per cycle with full food-safety compliance. For deep-freeze or ultra-hygienic environments,\u00a0<strong>aluminum<\/strong>\u00a0is worth the higher upfront cost. For pure insulation without structural load,\u00a0<strong>EPP<\/strong>\u00a0excels.\u00a0<strong>EPS<\/strong>\u00a0y\u00a0<strong>waxed cardboard<\/strong>\u00a0are increasingly being phased out by food-safety regulations globally.<\/p><\/blockquote>\n<h2>Choosing the Right Seafood Box by Temperature Zone<\/h2>\n<p>Seafood is never just &#8220;cold&#8221; \u2014 it occupies specific temperature zones, each with distinct packaging requirements:<\/p>\n<table>\n<thead>\n<tr>\n<th>Temperature Zone<\/th>\n<th>Temp Range<\/th>\n<th>Preservation Method<\/th>\n<th>Best Box Material<\/th>\n<th>PPBOXY Product<\/th>\n<th>Learn More<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Ice Cold<\/strong><\/td>\n<td>0\u20134 \u00b0C<\/td>\n<td>Crushed ice \/ gel packs<\/td>\n<td>PP Corrugated (twin-wall or honeycomb)<\/td>\n<td>Ice Cold Seafood Box<\/td>\n<td><a href=\"https:\/\/ppboxy.com\/es\/product\/ice-cold-seafood-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">View \u2192<\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Chilled Fresh<\/strong><\/td>\n<td>0\u201310 \u00b0C<\/td>\n<td>Cold room \/ cool pack<\/td>\n<td>PP Corrugated (standard)<\/td>\n<td>Fresh Seafood Packaging Box<\/td>\n<td><a href=\"https:\/\/ppboxy.com\/es\/product\/fresh-seafood-packaging-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">View \u2192<\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Frozen<\/strong><\/td>\n<td>\u221220 \u00b0C<\/td>\n<td>Blast freezer \/ cold storage<\/td>\n<td>PP Corrugated (double-wall insulated)<\/td>\n<td>Frozen Fish Shipping Box<\/td>\n<td><a href=\"https:\/\/ppboxy.com\/es\/product\/frozen-fish-shipping-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">View \u2192<\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Live Product<\/strong><\/td>\n<td>2\u20138 \u00b0C<\/td>\n<td>Moist ventilation<\/td>\n<td>PP Corrugated (vented)<\/td>\n<td>Lobster Boxes \/ Crab Packing Box<\/td>\n<td><a href=\"https:\/\/ppboxy.com\/es\/product\/lobster-boxes\/\" target=\"_blank\" rel=\"noopener noreferrer\">Lobster \u2192<\/a>\u00a0\/\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/crab-packing-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Crab \u2192<\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Sashimi-Grade<\/strong><\/td>\n<td>0\u20134 \u00b0C<\/td>\n<td>Ice + strict cold chain<\/td>\n<td>PP Corrugated (honeycomb insulated)<\/td>\n<td>Ice Cold Seafood Box (honeycomb)<\/td>\n<td><a href=\"https:\/\/ppboxy.com\/es\/product\/ice-cold-seafood-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">View \u2192<\/a><\/td>\n<\/tr>\n<tr>\n<td><strong>Ambient \/ Dry<\/strong><\/td>\n<td>10\u201325 \u00b0C<\/td>\n<td>No cooling needed<\/td>\n<td>Any (PP, cardboard, aluminum)<\/td>\n<td>Corrugated Plastic Packaging<\/td>\n<td><a href=\"https:\/\/ppboxy.com\/es\/product\/corrugated-plastic-packaging\/\" target=\"_blank\" rel=\"noopener noreferrer\">View \u2192<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote><p><strong>Need a full overview of PP corrugated seafood boxes?<\/strong>\u00a0See our\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/pp-corrugated-box-seafood\/\" target=\"_blank\" rel=\"noopener noreferrer\">PP Corrugated Seafood Box category guide<\/a>\u00a0for product-type variants (shrimp, fish, lobster, shellfish).<\/p><\/blockquote>\n<h2>Why PP Corrugated Is the Most Cost-Effective Seafood Box<\/h2>\n<p>The 5-material comparison above shows that\u00a0<strong>PP corrugated<\/strong>\u00a0leads on total cost-per-cycle for the majority of seafood operations. Here is why:<\/p>\n<h3>Waterproof Without Coatings or Liners<\/h3>\n<p>PP corrugated is\u00a0<strong>intrinsically waterproof<\/strong>\u00a0\u2014 the closed-cell polypropylene structure repels water at the molecular level. No wax coating (which degrades), no plastic liner (which tears), no sealant (which fails at seams). This means:<\/p>\n<ul>\n<li><strong>Zero moisture absorption<\/strong>\u00a0\u2014 even after 72 hours submerged in ice water<\/li>\n<li><strong>No coating degradation<\/strong>\u00a0\u2014 no wax to melt, no liner to detach<\/li>\n<li><strong>Hose-down cleaning<\/strong>\u00a0\u2014 sanitize between lots in 30 seconds, no drying time<\/li>\n<\/ul>\n<h3>50\u2013200+ Reusable Cycles vs Single-Use Alternatives<\/h3>\n<table>\n<thead>\n<tr>\n<th>Material<\/th>\n<th>Cycles<\/th>\n<th>Cost\/Box (est.)<\/th>\n<th>Cost\/Cycle<\/th>\n<th>Annual Cost (100 trips\/mo)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>PP Corrugated<\/td>\n<td>50\u2013200<\/td>\n<td>$8\u201315<\/td>\n<td>$0.04\u20130.30<\/td>\n<td>$48\u2013360<\/td>\n<\/tr>\n<tr>\n<td>EPS Styrofoam<\/td>\n<td>1<\/td>\n<td>$1\u20133<\/td>\n<td>$1.00\u20133.00<\/td>\n<td>$1,200\u20133,600<\/td>\n<\/tr>\n<tr>\n<td>Waxed Cardboard<\/td>\n<td>1\u20133<\/td>\n<td>$1.50\u20134<\/td>\n<td>$0.50\u20134.00<\/td>\n<td>$600\u20134,800<\/td>\n<\/tr>\n<tr>\n<td>Aluminum<\/td>\n<td>200+<\/td>\n<td>$25\u201350<\/td>\n<td>$0.13\u20130.25<\/td>\n<td>$150\u2013300<\/td>\n<\/tr>\n<tr>\n<td>EPP<\/td>\n<td>30\u201380<\/td>\n<td>$10\u201320<\/td>\n<td>$0.13\u20130.67<\/td>\n<td>$150\u2013800<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>PP corrugated break-even vs EPS<\/strong>: 10\u201315 trips.\u00a0<strong>3-year savings vs all single-use<\/strong>: 40\u201370%.<\/p>\n<h3>Food-Contact Certified (FDA \/ EFSA \/ EU 10\/2011)<\/h3>\n<p>All PPBOXY PP corrugated seafood boxes are manufactured from\u00a0<strong>food-grade polypropylene<\/strong>\u00a0compliant with:<\/p>\n<ul>\n<li><strong>FDA 21 CFR 177.1520<\/strong>\u00a0\u2014 Olefin polymers for food contact (USA)<\/li>\n<li><strong>EU Regulation 10\/2011<\/strong>\u00a0\u2014 Plastic materials in contact with food (Europe)<\/li>\n<li><strong>GB 4806.7<\/strong>\u00a0\u2014 Food contact plastics (China)<\/li>\n<\/ul>\n<p>EPS foam faces growing regulatory scrutiny over\u00a0<strong>microplastic leaching<\/strong>\u00a0in food-contact applications. Waxed cardboard may contain\u00a0<strong>PFAS<\/strong>\u00a0compounds. PP corrugated provides a compliance-certified alternative that satisfies current and anticipated food-safety regulations globally.<\/p>\n<h3>Fold-Flat Return Shipping (75\u201380% Volume Savings)<\/h3>\n<p>One of the most overlooked cost factors in seafood packaging is the\u00a0<strong>return trip<\/strong>. Rigid boxes (EPS, aluminum, EPP) ship air on the way back. PP corrugated seafood boxes\u00a0<strong>fold flat<\/strong>, reducing return volume by\u00a0<strong>75\u201380%<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Box Type<\/th>\n<th>Outbound Volume<\/th>\n<th>Return Volume<\/th>\n<th>Return Freight Cost<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>PP Corrugated (folded)<\/td>\n<td>1.0 m\u00b3<\/td>\n<td>0.2\u20130.25 m\u00b3<\/td>\n<td>20\u201325% of outbound<\/td>\n<\/tr>\n<tr>\n<td>EPS Foam (rigid)<\/td>\n<td>1.0 m\u00b3<\/td>\n<td>1.0 m\u00b3<\/td>\n<td>100% of outbound<\/td>\n<\/tr>\n<tr>\n<td>Aluminum (rigid)<\/td>\n<td>1.0 m\u00b3<\/td>\n<td>1.0 m\u00b3<\/td>\n<td>100% of outbound<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>In a closed-loop distribution route with daily backhaul,\u00a0<strong>fold-flat savings alone can offset the higher unit cost of PP corrugated within 5\u20138 trips<\/strong>.<\/p>\n<h3>Custom Sizes, Colors &amp; Branding for Species Identification<\/h3>\n<p>PP corrugated is the\u00a0<strong>most customizable<\/strong>\u00a0seafood box material:<\/p>\n<table>\n<thead>\n<tr>\n<th>Customization<\/th>\n<th>PP Corrugated<\/th>\n<th>EPS<\/th>\n<th>Cardboard<\/th>\n<th>Aluminum<\/th>\n<th>EPP<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Custom dimensions<\/td>\n<td>\u2705 300+ molds<\/td>\n<td>\u274c Tooling cost prohibitive<\/td>\n<td>\u2705<\/td>\n<td>\u26a0\ufe0f High cost<\/td>\n<td>\u26a0\ufe0f High cost<\/td>\n<\/tr>\n<tr>\n<td>Color coding<\/td>\n<td>\u2705 15+ colors + Pantone<\/td>\n<td>\u26a0\ufe0f White only<\/td>\n<td>\u26a0\ufe0f Limited<\/td>\n<td>\u26a0\ufe0f Metallic only<\/td>\n<td>\u26a0\ufe0f Limited colors<\/td>\n<\/tr>\n<tr>\n<td>Direct printing<\/td>\n<td>\u2705 Screen \/ Corona digital<\/td>\n<td>\u274c<\/td>\n<td>\u26a0\ufe0f On wax only<\/td>\n<td>\u26a0\ufe0f Anodized<\/td>\n<td>\u274c<\/td>\n<\/tr>\n<tr>\n<td>Drain port placement<\/td>\n<td>\u2705 Custom die-cut<\/td>\n<td>\u274c<\/td>\n<td>\u274c<\/td>\n<td>\u26a0\ufe0f Machined<\/td>\n<td>\u274c<\/td>\n<\/tr>\n<tr>\n<td>Ventilation holes<\/td>\n<td>\u2705 Custom die-cut<\/td>\n<td>\u274c<\/td>\n<td>\u26a0\ufe0f Pre-cut<\/td>\n<td>\u26a0\ufe0f Machined<\/td>\n<td>\u26a0\ufe0f Molded<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Color coding is especially valuable in high-volume seafood operations:\u00a0<strong>blue = white fish, red = shellfish, green = crustaceans<\/strong>\u00a0\u2014 workers identify contents at a glance without opening boxes.<\/p>\n<h2>Seafood Box Applications by Facility Type<\/h2>\n<h3>Fish Markets &amp; Auction Houses<\/h3>\n<p>At auction houses and wet markets, boxes are\u00a0<strong>hosed down between lots, stacked 8+ layers high, and reloaded within minutes<\/strong>. PP corrugated boxes survive this cycle because they are waterproof (hose-down ready), rigid under wet stacking, and can be\u00a0<strong>branded with lot numbers or auction IDs<\/strong>\u00a0via direct printing. Unlike cardboard that softens with each rinse, PP corrugated is identical on cycle 1 and cycle 100.<\/p>\n<h3>Processing Plants &amp; Cold Rooms<\/h3>\n<p>Processing plants require\u00a0<strong>HACCP-compliant<\/strong>\u00a0packaging that can withstand sanitization chemicals, repeated thermal cycling (\u221220 \u00b0C cold rooms to +20 \u00b0C loading docks), and continuous wet contact. PP corrugated seafood boxes are\u00a0<strong>impervious to water and common cleaning agents<\/strong>, cannot harbor bacteria in wall crevices (smooth non-porous surface), and fold flat for storage between production runs. See our\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/pp-corrugated-box-seafood\/\" target=\"_blank\" rel=\"noopener noreferrer\">PP Corrugated Seafood Box guide<\/a>\u00a0for plant-specific variants.<\/p>\n<h3>Restaurant &amp; HORECA Supply Chain<\/h3>\n<p>Restaurants need seafood to arrive\u00a0<strong>pristine, not in a soggy cardboard box<\/strong>. PP corrugated boxes maintain structural integrity throughout the delivery run, keeping contents separated and elevated above any meltwater. For iced-fresh delivery to restaurants, see our\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/ice-cold-seafood-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Ice Cold Seafood Box<\/a>\u00a0with integrated drain ports. For direct-to-door delivery, see our\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/seafood-delivery-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Caja de marisco a domicilio<\/a>.<\/p>\n<h3>Retail Supermarkets &amp; Fresh Counters<\/h3>\n<p>At retail, the box is both a\u00a0<strong>shipping container and a display unit<\/strong>. PP corrugated seafood boxes can be custom-printed with brand graphics and color-coded by species \u2014 moving directly from the delivery truck to the cold display case without repacking. Their clean, professional appearance replaces the &#8220;recycled cardboard box&#8221; look that signals low-end product to consumers.<\/p>\n<h3>International Export &amp; Multi-Modal Shipping<\/h3>\n<p>Export shipments face the harshest test:\u00a0<strong>truck \u2192 port \u2192 ship \u2192 port \u2192 truck<\/strong>\u00a0over 5\u201321 days. PP corrugated seafood boxes are rated for\u00a0<strong>\u221220 \u00b0C to +80 \u00b0C<\/strong>, comply with ISPM-15 exemption (solid plastic \u2014 no fumigation certificate), and fold flat for the empty return container. For frozen export, see\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/frozen-fish-shipping-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Frozen Fish Shipping Box<\/a>. For species-specific export packaging, browse the full\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product-category\/seafood-packaging\/\" target=\"_blank\" rel=\"noopener noreferrer\">Seafood Packaging category<\/a>.<\/p>\n<h2>Preguntas frecuentes<\/h2>\n<h4>What is the best material for a seafood box?<\/h4>\n<p><strong>A:<\/strong>\u00a0For most commercial seafood operations,\u00a0<strong>PP corrugated<\/strong>\u00a0(polypropylene twin-wall sheet) is the best material: waterproof, food-contact certified (FDA\/EFSA), reusable for 50\u2013200+ cycles, fold-flat for return shipping, and cost-effective after 10\u201315 trips vs single-use alternatives.\u00a0<strong>Aluminum<\/strong>\u00a0is superior for ultra-hygienic facilities but costs 3\u20135\u00d7 more upfront.\u00a0<strong>EPP<\/strong>\u00a0offers better insulation but lower reusability and no fold-flat option. See the\u00a0<a href=\"#\" target=\"_blank\" rel=\"noopener noreferrer\">full material comparison table<\/a>\u00a0above for detailed criteria.<\/p>\n<h4>How does a PP corrugated seafood box compare to EPS styrofoam?<\/h4>\n<p><strong>A:<\/strong>\u00a0PP corrugated is\u00a0<strong>waterproof, stackable to 8+ layers, reusable for 50\u2013200+ cycles, fold-flat for return shipping, and FDA food-contact certified<\/strong>. EPS foam absorbs water at seams, cracks under stacking, is single-use, ships air on return, and faces regulatory scrutiny over microplastic leaching. PP corrugated costs more per unit but breaks even after 10\u201315 trips and saves 40\u201360% on total packaging cost over a 3-year contract.<\/p>\n<h4>Which type of seafood box do I need?<\/h4>\n<p><strong>A:<\/strong>\u00a0It depends on your product and temperature requirement:<\/p>\n<ul>\n<li><strong>0\u20134\u00b0C iced fresh<\/strong>\u00a0(whole fish, sashimi, shellfish on ice) \u2192\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/ice-cold-seafood-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Ice Cold Seafood Box<\/a><\/li>\n<li><strong>\u221220\u00b0C frozen<\/strong>\u00a0(frozen fillets, IQF shrimp) \u2192\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/frozen-fish-shipping-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Frozen Fish Shipping Box<\/a><\/li>\n<li><strong>0\u201310\u00b0C chilled fresh<\/strong>\u00a0(general fresh seafood) \u2192\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/fresh-seafood-packaging-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Fresh Seafood Packaging Box<\/a><\/li>\n<li><strong>Live lobster\/crab<\/strong>\u00a0\u2192\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/lobster-boxes\/\" target=\"_blank\" rel=\"noopener noreferrer\">Lobster Boxes<\/a>\u00a0\/\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/crab-packing-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Crab Packing Box<\/a><\/li>\n<li><strong>Shrimp cold-chain<\/strong>\u00a0\u2192\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/plastic-corrugated-shrimp-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Plastic Corrugated Shrimp Box<\/a>\u00a0\/\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/shrimp-packaging-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Shrimp Packaging Box<\/a><\/li>\n<li><strong>Direct delivery<\/strong>\u00a0\u2192\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/seafood-delivery-box\/\" target=\"_blank\" rel=\"noopener noreferrer\">Caja de marisco a domicilio<\/a><\/li>\n<li><strong>Full PP corrugated range<\/strong>\u00a0\u2192\u00a0<a href=\"https:\/\/ppboxy.com\/es\/product\/pp-corrugated-box-seafood\/\" target=\"_blank\" rel=\"noopener noreferrer\">PP Corrugated Seafood Box guide<\/a><\/li>\n<\/ul>\n<h4>Is a PP corrugated seafood box food-contact safe?<\/h4>\n<p><strong>A:<\/strong>\u00a0Yes. All PPBOXY PP corrugated seafood boxes are manufactured from\u00a0<strong>food-grade polypropylene<\/strong>\u00a0compliant with FDA 21 CFR 177.1520 (USA), EU Regulation 10\/2011 (Europe), and GB 4806.7 (China). Migration test reports and compliance certificates are available on request for import clearance and HACCP audits.<\/p>\n<h4>How many times can a PP corrugated seafood box be reused?<\/h4>\n<p><strong>A:<\/strong>\u00a0Depending on duty level:\u00a0<strong>150\u2013200+ cycles<\/strong>\u00a0for light duty (retail display),\u00a0<strong>80\u2013150 cycles<\/strong>\u00a0for medium duty (regional distribution), and\u00a0<strong>50\u201380 cycles<\/strong>\u00a0for heavy duty (export + multi-hub re-icing). Even at 50 cycles, the per-trip cost is 70\u201385% lower than single-use EPS or cardboard alternatives.<\/p>\n<h4>Can PP corrugated seafood boxes be returned flat to save shipping costs?<\/h4>\n<p><strong>A:<\/strong>\u00a0Yes. Most PPBOXY seafood box models feature a\u00a0<strong>fold-flat design<\/strong>\u00a0that reduces return-shipping volume by\u00a0<strong>75\u201380%<\/strong>. One pallet of folded PP boxes replaces four pallets of rigid EPS crates. Fold-flat savings alone can offset the higher unit cost of PP corrugated within 5\u20138 trips on a closed-loop route.<\/p>\n<h4>What customization options are available for seafood boxes?<\/h4>\n<p><strong>A:<\/strong>\u00a0PPBOXY offers full OEM\/ODM customization for PP corrugated seafood boxes:\u00a0<strong>300+ standard size molds<\/strong>\u00a0or fully custom dimensions,\u00a0<strong>15+ stock colors<\/strong>\u00a0plus Pantone matching for species\/grade coding,\u00a0<strong>screen or digital printing<\/strong>\u00a0(Corona-treated surface for high-resolution graphics),\u00a0<strong>custom drain port and ventilation hole placement<\/strong>, and accessories including\u00a0<strong>dividers, absorbent pads, RFID tags, and tamper-evident seals<\/strong>.<\/p>\n<figure id=\"attachment_3926\" aria-describedby=\"caption-attachment-3926\" style=\"width: 300px\" class=\"wp-caption alignleft\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-3926 size-medium\" src=\"https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-300x300.png\" alt=\"PP corrugated seafood box stacked 8 layers high in cold room storage\" width=\"300\" height=\"300\" srcset=\"https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-300x300.png 300w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-1024x1024.png 1024w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-150x150.png 150w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-768x768.png 768w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-24x24.png 24w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-36x36.png 36w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-48x48.png 48w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-600x600.png 600w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box-100x100.png 100w, https:\/\/ppboxy.com\/wp-content\/uploads\/2024\/12\/12.12.Seafood-Box.png 1200w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3926\" class=\"wp-caption-text\">Seafood Box<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<ul>\n<li><strong>Material<\/strong>: Polypropylene (PP) corrugated hollow sheet<\/li>\n<li><strong>Food Contact Grade<\/strong>: FDA 21 CFR 177.1520 \/ EU 10\/2011 \/ GB 4806.7<\/li>\n<li><strong>Wall Type<\/strong>: Twin-wall fluted sheet \/ Honeycomb sheet (optional)<\/li>\n<li><strong>Sheet Thickness<\/strong>: 3 mm, 4 mm, 5 mm (custom 2\u201312 mm)<\/li>\n<li><strong>Rango de temperatura<\/strong>: \u221220 \u00b0C to +80 \u00b0C<\/li>\n<\/ul>\n<p>Explore the advantages of using our polypropylene hollow board Seafood Box for superior seafood packaging in markets, processing plants, restaurants, and retail stores.<\/p>","protected":false},"featured_media":3928,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[49],"product_tag":[167],"class_list":{"0":"post-3925","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-seafood-packaging","7":"product_tag-seafood-box","8":"desktop-align-left","9":"tablet-align-left","10":"mobile-align-left","12":"first","13":"instock","14":"taxable","15":"shipping-taxable","16":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/product\/3925"}],"collection":[{"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/comments?post=3925"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/media\/3928"}],"wp:attachment":[{"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/media?parent=3925"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/product_brand?post=3925"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/product_cat?post=3925"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ppboxy.com\/es\/wp-json\/wp\/v2\/product_tag?post=3925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}