Un Certified Big Bags for Chemicals

We are committed to opening up the field of super sacks for starch, super sacks with printing, big bag for firewood and building a trustworthy brand in the hearts of customers with unremitting efforts and quality service! Our company sticks to the corporate philosophy of 'unity, practicality, honesty, and innovation', and we have achieved brand management with high-quality products, professional technical support and enthusiastic, thoughtful after-sales service. We can greatly shorten the product supply cycle, provide customers with more timely and thoughtful pre-sales and after-sales services, and greatly improve customer satisfaction.

UN big bags, transportation of hazardous goods is regulated with UN recommendations on the transport of dangerous goods which aims to prevent any possible accidents or consequent problems. In order to assure that the UN goods are safely transported and stored, we subject our bags to related tests and provide certificate given by testing house.

UN big bag classification according to bag’s features:

13 H1 - PP uncoated Fabric - without Liner

13 H2 - PP coated Fabric - without Liner

13 H3 - PP uncoated Fabric - without Liner

13 H4 - PP coated Fabric - with Liner

Classification according to the degree of hazard of the cargo material

Danger Level	Packaging Group	UN symbol	Max. Volume
High	I	X	1.5CBM
Medium	II	Y	3.0CBM
Low	III	Z	3.0CBM

UN big bags are certificated by an independent expert institutions after passed 5 unique stages of testing.

The bags are produced from 200kgs to 2000kgs loading capacity according to end user’s specific require, and produced at 6:1 safety factor.

We will perform 6 tests in our warehouse by ourselves to verify the quality of UN bags:

● Top lift test

● Drop test

● Topple test

● Righting test

● Stacking test

● Tear test

All qualified UN big bags will have a valid UN certificate and the certificate information is marked visibly on each bag and the valid time for certificate normally within one year.

UN big bags applications:

UN big bags normally used in transporting and storing goods which are classified as hazardous or dangerous materials.

Lifting loops style: Cross corner lops, side loops, Single (Double) stevedore, Sleeve loops etc.

Top spout types: Full open, Skirt duffle, filling spout, Tie-down flap, Open with Tightening holes.

Bottom spout option: Discharge spout, Spout with Iris production, Spout with petal closure, Full drop Bottom, Discharge spout with sew cover.

UN big bags or UN FIBC PRODUCTION PROCESS

● Raw materials polypropylene, we use 100% virgin material which 50% imported from abroad and balance purchased from China’s Sinopec.

● Draw bench yarn, which are subjected to strength and quality tests are wound directly to the weaving loom Machine.

● The fabric weaved on according to customer’s require and weaved out circular shape or divided into one layer flat fabric. This depends on the style of the big bag ( U panel jumbo bag or Circular jumbo bag or 4 panel jumbo bag)

● The fabric lamination, Our lamination machine can do maximum 250cm width fabric and up to 40gsm one or 2 side lamination. We can also provide BOPP lamination for bulk big bag.

● QA & QC for weaving fabric and Yarn testing.

● Sewing: After lamination and cut into suitable size of woven fabric, the fabric transferred to the sewing department for sewing. The bags sewing strictly under the technique sheet of the sample confirmed before mass production.

● Inspection: After sewing, the bags will do quality inspection piece by piece and then Dust -proof treatment to make sure clean with good quality.

● The prepared bags are packaged on bales or pallets according to the demands of customers and ready to delivery.

● Delivery: For Sample orders, it normally ship by Express or by Air as it’s the fastest way to collect and the freight will be higher. And shipment by sea and by train (Truck) are both available. It’s according to client’s require. We can provide any type of Certificate of Origin.

PACKING AND DELIVERY:

FAQ:

1. What is UN Certification?

UN Certification is a certification tested by an independent testing laboratory. It should put the specified big bag through a set of rigorous test, including: drop test, topple test, and tear test.

2. How long is the validity for a UN certificate?

Usually 1 year from the date of testing.

3. Do you stock UN Certified big bags?

Normally we don’t stock UN Certified big bags only if our customers have specific require.

Bulk Bags that are tested by a third party testing facility. After passed the testing, there should be issued a certificate with specific UN Certification number. The UN number is refers to these specific bag being filled with a specific product and tested for a specific packing group. The UN number has an expiration date which gives the bag a shelf life for usage.

4. What’s your product range?

All kinds of packaging including FIBC bags, flexible tanks and IBC containers etc.

5. Which terms of delivery can you provide?

We can provide FOB, CFR, CIF, DDU, EXW, DAF etc.

6. What is the minimum order for UN FIBC(big bag)? And also for standard FIBC?

The MOQ for UN FIBC is 1000pcs.

The MOQ for standard FIBC is 500pcs.

According to the constantly changing development of science and technology, as well as the different requirements of customers, we constantly improve product design and export our Un Certified Big Bags for Chemicals to countries and regions. Our company regards quality as the life of the enterprise, strictly checks every link and provides customers with the best quality and reliable products. For even more inquires remember to do not hesitate to get in touch with us.

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