{"product_id":"36x8x8-ect-48-double-wall-corrugated-box-heavy-duty-bundle-of-15","title":"36x8x8 ECT-48 Double Wall Corrugated Box - Heavy Duty, Bundle of 15","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003e36x8x8\" kraft double-wall corrugated shipping box rated ECT-48, sold in a bundle of 15. A heavy-duty regular slotted container (RSC) engineered for shipments that exceed standard single-wall ECT-32 weight or stacking limits — two flute layers between three liners.\u003c\/p\u003e\n\u003ch3\u003eSpecs at a glance\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eDouble-wall kraft corrugated box (RSC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutside dimensions (L x W x H)\u003c\/th\u003e\n\u003ctd\u003e36 x 8 x 8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWall type\u003c\/th\u003e\n\u003ctd\u003eDouble wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEdge crush test\u003c\/th\u003e\n\u003ctd\u003eECT-48\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eKraft brown\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBoxes per bundle\u003c\/th\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cp\u003eBest for shippers moving heavy product, fragile equipment, machine parts, or full-pallet exports — anywhere a single-wall box would deflect or burst. ECT-48 double-wall gives roughly the stacking strength needed for gross weights well above the ~65 lb single-wall ceiling, and holds its shape under deeper pallet stacks and longer LTL transit.\u003c\/p\u003e\n\u003ch3\u003eWhen to use this product\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eHeavy parcel or LTL shipments above ~65 lb gross where ECT-32 single-wall would crush.\u003c\/li\u003e\n \u003cli\u003eFragile or high-value product (electronics, instruments, machine parts) that needs extra wall rigidity to resist puncture and edge damage.\u003c\/li\u003e\n \u003cli\u003ePallet builds where boxes are stacked deep in transit, or where the load will sit in storage for extended periods before shipping.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to choose something else\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eFor lightweight parcels under ~65 lb, single-wall ECT-32 boxes are usually sufficient and lower cost — see the \u003ca href=\"\/collections\/corrugated-boxes\"\u003ecorrugated box collection\u003c\/a\u003e.\u003c\/li\u003e\n \u003cli\u003eFor very heavy palletized loads or industrial bulk, step up to triple-wall sheets or a gaylord shipper.\u003c\/li\u003e\n \u003cli\u003eFor soft, non-fragile goods where dimensional weight matters more than rigidity, choose a poly mailer or bubble mailer.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNeed help choosing a size or strength?\u003c\/h3\u003e\u003cp\u003eNot sure if this size, board grade, or wall type is right for your shipment? Read the \u003ca href=\"\/pages\/corrugated-boxes-guide\"\u003eCorrugated Boxes Buying Guide\u003c\/a\u003e for a full walkthrough of corrugated specs, or use the \u003ca href=\"\/pages\/box-size-calculator\"\u003eBox Size Calculator\u003c\/a\u003e to find the box dimensions that match your product. For strength selection specifically, see the \u003ca href=\"\/pages\/32-ect-vs-200-lb-test-guide\"\u003e32 ECT vs 200 lb Test Guide\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat does ECT-48 mean?\u003c\/strong\u003e\u003cbr\u003eECT stands for Edge Crush Test. ECT-48 board can withstand 48 pounds of force per linear inch on its edge before failing. ECT-48 is a heavy-duty spec carriers reference for stacked palletized loads. See the \u003ca href=\"\/pages\/32-ect-vs-200-lb-test-guide\"\u003e32 ECT vs 200 lb Test Guide\u003c\/a\u003e for the full breakdown vs. the older 200 lb burst test.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this box single-wall or double-wall?\u003c\/strong\u003e\u003cbr\u003eDouble wall — two corrugated medium layers between three liners. Engineered for heavier shipments and deeper pallet stacks than ECT-32 single-wall can support.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat size product fits in this 36x8x8\" box?\u003c\/strong\u003e\u003cbr\u003eThe listed dimensions are outside dimensions. Internal usable space is roughly 1\/4\" smaller per side (double-wall walls are thicker). Use the \u003ca href=\"\/pages\/box-size-calculator\"\u003eBox Size Calculator\u003c\/a\u003e to match your product to the right outside dimensions.\u003c\/p\u003e\n\u003ch3\u003eRecommended add-ons and related links\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEstimate carrier billable weight with the \u003ca href=\"\/pages\/dimensional-weight-calculator\"\u003eDimensional Weight Calculator\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eBrowse the full \u003ca href=\"\/collections\/corrugated-boxes\"\u003ecorrugated box collection\u003c\/a\u003e for adjacent sizes and ECT grades.\u003c\/li\u003e\n\u003cli\u003ePair with \u003ca href=\"\/collections\/carton-sealing-tape\"\u003ecarton sealing tape\u003c\/a\u003e and \u003ca href=\"\/collections\/cushioning\"\u003ecushioning \u0026amp; void fill\u003c\/a\u003e to complete the pack-out.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Packrift","offers":[{"title":"Default Title","offer_id":53447325254000,"sku":"HD3688DW","price":61.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/9159\/2048\/files\/HD3688DW.jpg?v=1774852272","url":"https:\/\/packrift.com\/products\/36x8x8-ect-48-double-wall-corrugated-box-heavy-duty-bundle-of-15","provider":"Packrift","version":"1.0","type":"link"}