| Application: | Chemical, Cement |
|---|---|
| Feature: | Moisture Proof, Recyclable, Printable |
| Material: | PP |
| Shape: | Square Bottom Bag |
| Making Process: | Hot Air Welding |
| Raw Materials: | Polypropylene Plastic Bag |
| Samples: |
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| Customization: |
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Audited Supplier 
Square bottom valve bag is a new packaging bag, the bag is a double-layers plastic sack, made of pp woven bags with lamination,used for the auto-filling of powder products.
shape:tubular.
size:64*50*11cm,etc.such as,bag length450-910mm,bag width350-600mm,bottom width80-180mm.
top:hot air welded with filling valve.
bottom:hot air welded no stitching, no hole.
density:8*8 to 14*14 per inch.
fabric weight:55-180/m2.
lamination weight:16-22/m2.
air permeability:20-160.
off-set printing:front side1-8colors or back side 1-8colors.
gravure printing bopp film:front side1-10colors or back side 1-10colors.
fabric color:white,beige,black,red,blue,green,etc.
valve color:white,blue,red,etc.
valve material: pp woven fabric or non-woven cloth.
quality:100% virgin pp and pe raw material.
delivery time:10-20days for 1-4*40HQ.
price:reasonable and preferential.
use:Cement packaging bags, Construction material bags, putty bags, gypsum bags, fine chemical packaging bags, plastic resin bags, flour bags…etc.
Structures: Inner valve bag,outer valve bag(extension valve bag,pocket valve bag),lamination valve bag,colorful bopp valve bag.opening square bottom bag.
service:good pre-sale and in-sale and after-sales service.
According to our customers' specific requirements, we can produce vary bags with offset print, gravure print, external valve or internal valve, valve fabric can be woven fabric or non-woven cloth, In order to easily find the filling spout, we can use any deffrent color of the valve fabric to make it more visible for workers.The air permeance can be customized according to the filling stuff, and the speed of the filling machine.There is no question is too small, no task is too big, we will take seriously all the demands and find the best solution for you.
As a professional manufacturer of Square Bottom Valve bag, we make our bags:
1. Use new material
2. Use eco-friendly ink with bright colors and good fastness.
3. Fabric weaving to laminating and printing, to the final bag making, we have strict inspection and testing to make sure high-quality bags for end users.
4. W&H machines make sure a good intensity, stable hot air welding technology makes sure the utmost protection of materials.
1. Engaged in this industry since 1978, with more than 45 years of experience.
2. Factory produces and exports.
3. Top-grade equipment has been introduced since 1986 to ensure higher quality and reduce the overall cost for customers.
4. Occupied a total of 200,000m2 of production area,We have 10sets of W&H production lines and can make sure an annual output of more than 450 Million bags.
5. Professional design teams, well-cooperated workshops, with the sufficient experience, to meet the unique needs of customers
6.We have very good reputation, we aim at a long and stable relationship with our customers
Raw material to wire drawing to weaving to printing to lamination to making bag to packing to loading.
Packaging:
Bale packing: 300,or 500,or 800,or 1000pcs/bale or customized. Free of charge.
Wooden Pallet packing: 5000-7000pcs per pallet.
Export carton packing: 5000-7000pcs per carton.
Shipping:
1. For a 20GP container, will load about:10-12tons(20 pallets).
2. For a 40HQ container, will load about 22-24tons(40pallets).
Q:Could you give me samples?
A:Yes. We can send samples for your confirmation before bulk production.ISO9001:2015 QUALITY MANAGEMENT SYSTEM CERTIFICATE,
ISO14001:2015 ENVIRONMENTAL MANAGEMENT SYSTEM CERTIFICATE,
Suppliers with verified business licenses
Audited Supplier 
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