Jewelry & Small Parts Auto-Bag Rolls — 3″x3″, 2 mil LDPE
These 3″x3″ pre-opened bags on rolls are designed for high-throughput automated bagging operations that require a compact bag format for jewelry, small electronic components, hardware kits, and similar small-item packaging. Manufactured from 100% virgin LDPE meeting FDA/USDA specifications, each roll contains 4,000 pre-opened bags for continuous dispensing on automated bagging machines and poly bagging systems. The durable bottom seal and extra-strength side seals maintain bag integrity through rapid dispensing cycles.
Specs: 3″ x 3″ | 2 mil | LDPE | 4000/Roll | Pre-Opened | FDA/USDA Compliant
Applications
- Jewelry component and small accessory packaging for retail distribution
- Electronic component packaging (resistors, capacitors, connectors)
- Small hardware kit bagging (screws, nuts, washers, and fastener sets)
- Craft supply and bead packaging for wholesale distribution
- High-volume single-item packaging on automated poly bagging lines
Features
- Pre-opened format compatible with automated bagging machines and poly baggers
- 4,000 bags per roll for extended operation without roll changes
- 100% virgin LDPE meeting FDA/USDA specifications
- Durable bottom seal and extra-strength side seals for fast-cycle production
- Open end supports heat sealing, stapling, or taping after fill
- 2 mil construction provides adequate structural integrity for small-item packaging
Material Notes
Manufactured from 100% virgin low-density polyethylene (LDPE) resin meeting FDA/USDA specifications. The 2 mil gauge provides the balance of flexibility and durability required for small-item automated bagging operations. All listed gauges are nominal.
Use Case Notes
The 3×3 format is specified for products with small footprints — typically items up to approximately 2.5″ in any dimension — where compact bag sizing reduces material cost and minimizes dead air space in finished packaging. At 4,000 bags per roll, this format is designed for automated or semi-automated poly bagging machines operating at medium-to-high throughput. FDA/USDA-compliant construction supports food-adjacent and food-contact packaging categories as well as general merchandise.
Common Questions
Q: Are these compatible with automated bagging machines?
A: Yes. These are pre-opened bags on rolls (POBR) specifically designed for automated bagging machines and poly bagging systems. Verify roll diameter and core specifications against your machine’s requirements before ordering.
Q: Are these FDA compliant?
A: Yes. Manufactured from LDPE resin meeting FDA/USDA specifications.
Q: How many bags are per roll?
A: 4,000 pre-opened bags per roll.
Q: What thickness are these bags?
A: 2 mil LDPE.
Why Buy
Automated bagging operations that package jewelry, small components, or hardware kits in a 3×3 format require a pre-opened roll format that cycles without jamming or tearing at production speed. At 4,000 per roll, changeover frequency is minimized for high-volume lines. LDPE construction at 2 mil maintains bag integrity through seal cycling while keeping per-unit material cost low at the volumes typical of automated poly bagging operations.






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