| Customization: | Available |
|---|---|
| Application: | Food, Chemical |
| Material: | Plastic, PP |
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UN bags have some limitations regarding their design.
UN bags must not be higher than twice the shortest side. They cannot have a larger volume than 3.0m3
The big bag cannot have an open top or a simple flap closure.
UN bags are not repairable and can be used only one time.
Top lift test
The big bag is loaded with six times its maximum gross mass and kept under this weight for 5 minutes. The big bag must not have any damage from this.
Stacking test
The big bag is loaded to its maximum allowable gross weight. Than 1.8 times the maximum stacking weight is loaded on top of the test bag for 24 hours. The big bag passes the test if there is no deterioration of the body or loss of content.
Drop test
The big bag is loaded with its maximum permissible gross mass and dropped from a) 1.2m if packaging group II and b) 0.8m if packaging group III. The UN bag shall not have loss of content.
Tear test
A 10cm hole is cut with a knife into a fully loaded UN bag. Then the double of the maximum gross load is applied to the UN bag for 5 minutes. The UN big bag is then lifted for 5 minutes. The UN bag passes if the hole does not increase by more than 25%.
Topple test
The UN bag is toppled from a) 1.2m height if packaging group II and b) 0.8m height if packaging group III. The bag shall not have loss of material.
Righting test
The UN bag is fully filled with its maximum permissible weight. The UN bag lying on its side is then lifted with a speed of 0.1m/s to upright position. The bag shall not have damage from this.
| Product | 1000kg polypropylene big bag |
| Specification | As per customer's requirement |
| Colour | White ,Black,Beige or as customer's requirement |
| Type of bag | U-panel /tubular /circular/rectangular |
| Fabric | Lamination /Plain/vent |
| Top | Full open /with skirt /with spout/duffle |
| Bottom | Flat/Discharge spout |
| Liner | Liner(HDPE/LDPE)or as customer's requirements |
| Sewing | Plain /Chain stitch/Overlock stitch/with dust -proof trap |
| Lifting Loop | 2-4 belts ,cross corner loop /fully loop/loop in loop |
| SWL | 500kgs-3000kgs |
| SF | 5:1/3:1 or as customer's requirement |
| Treatment | Uv treated or as customer's requirement |
| Surface | coated or not /printing or not printing |
| Application | Storage or packing rice flour ,Sugar ,Salt ,animal feed,asbestos.fertilizer,sand,cement,metals,cinder,waste,ect |
| Characteristics | Breathable,airy,anti-static,conductive,uv,stabilization,reinforcement,dust-proof,moisture-proof |
| Packaging | packing in bales or pallets |
| MOQ | 3000pcs |
| Production Capability | 400tons/month |
| Delivery time | The 1st container within 40days after deposit ,the later can be as per customer's requirements |
| Payment terms | L/C atsight or T/T |
| Certification | SGS /BRC/ISO 9001/UN |
| Welink packaging | Manufacturer since 1980s ,we care your Labor |
Exhibitions and shows
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