Flat Poly Bags – 48″ x 48″ | 4 mil LDPE | 50/CTN
48″x48″ flat poly bags manufactured from 4 mil 100% virgin low-density polyethylene (LDPE). Extra-heavy construction designed for large-format industrial applications including pallet covers, bulk bin liners, and machinery shrouds during transit or storage. FDA/USDA compliant resin. 50 bags per carton.
Specs: 48″ x 48″ | 4 mil | 100% Virgin LDPE | 50/CTN | FDA/USDA Compliant
Applications
- Industrial pallet covers and shrink-alternative pallet protection
- Bulk bin and tote liners for dry goods
- Machinery and equipment dust covers during storage
- Manufacturing floor equipment protection during shutdowns
- Large die, mold, and tooling storage covers
- Construction and renovation equipment covers
Features
- 4 mil LDPE — extra-heavy gauge for puncture and abrasion resistance
- 48″x48″ square format covers pallet tops and large equipment footprints
- 100% virgin resin for consistent gauge and physical properties
- Compatible with heat sealing, stapling, taping, or tying
- FDA/USDA compliant resin for food-adjacent warehousing applications
- 50 per carton for warehouse stock and job-site supply
Material Notes
Manufactured from 100% virgin LDPE resin meeting FDA/USDA specifications. All listed thickness values are nominal. The 4 mil gauge provides substantial resistance to puncture and moisture penetration, appropriate for industrial storage and transit protection applications.
Use Case Notes
The 48″x48″ square format is optimized for standard 48″x40″ pallet coverage with minimal overhang, and can be draped over large equipment footprints up to approximately 48″ per side. At 4 mil, this bag handles rough warehouse environments where lighter gauges would fail. Open-end construction allows quick application over pallets or equipment without tools.
Common Questions
Q: Will this fit a standard 48×40 pallet?
A: Yes. The 48″x48″ bag provides full coverage across a standard 48″x40″ pallet footprint with approximately 4″ of overhang per side for tucking or securing.
Q: Are these FDA/USDA compliant?
A: Yes. These bags are made from 100% virgin LDPE resin meeting FDA/USDA specifications, suitable for food-contact and food-adjacent applications.
Q: How many bags per carton?
A: 50 bags per carton.
Why Buy
The combination of extra-heavy 4 mil gauge and 48″x48″ coverage makes these bags one of the most versatile industrial flat bags available for pallet protection, equipment covers, and large bin liners. Wholesale carton pricing at 50/CTN is appropriate for operations that need reliable heavy-duty coverage without the lead time of custom covers.






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