Rizhao Jinda Packaging Materials Co.,Ltd.: Main products: ad*star cement bag, block bottom valve bag, PP Woven with LineRice PP Woven Sack, Corn PP Woven Vegetable Sugar PP Woven Sack, BOPP Outside Coated Chemical PP Woven Sack, jumbo fibc ton bag, Sand Cement Mineral PP Woven Sack, Perforated BoxGusseted Transparent Sack, MORTAR WALL PUTTY PLASTER PACKAGE BAG, cement bag, agriculture bag, feed bag, STARLINGER cement bag

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Company News

100% Virgin PP Heat Seal Gravure printing Valve PP Woven Bags2022-10-08 18:21:03

Block bottom valve bag is a new-type of packaging bag, widely used in packaging cement, flour, fertilizer, building materials , etc . Compared with the traditional cement bag kraft paper cement bag, it is very economical and convenient, as well as big production capacity .

Block Bottom Valve bags, According to material, are classified as PP valve bags, PE valve bags, paper-plastic composite valve bags, Kraft paper valve bags, and multi-layer Kraft paper valve bags.

PP valve bag with upper or lower valve filling spout is constructed of polypropylene woven fabric.
Paper-plastic composite valve bags are made of plastic woven fabric and compounded by casting method (fabric / film composite is two-in-one, or fabric / film / paper composite is three-in-one, etc.).
PE valve pockets are made of polyethylene woven fabric;
The Kraft paper valve bag is mostly formed of Kraft paper, and it usually has two or three layers in industrial packaging like cement, putty and some construction materials.

Detailed Information and Advantages:
1. Professional manufacturer and direct exporter,we are
2. Lower cost and faster production line, higher extensibility and more environmental production
3. No leakage, no stitched, no holes
4. AD*STARKON production lines imported from Austria
5. Production capacity may get 1.5 million per week, we have four sets of completed starlinger production lines
6. Technology : advanced in the world -----hot air welding technology

Size	50cm60cm11cm (as customized )
Loading weight	50kg cement
Insert liner	Kraft inner paper is OK, more moisture proof
Printing	Offset printing and flexible printing (economical and beautiful )
Top	Valve top ---- automatic filing by machine , could be open
Surface	Anti-skidding ---- easy to stow and very artistic , easy to transport

Block bottom bags are used to transport and store a wide variety of dry flowable bulk materials.

There are two basic types: Open Mouth Block Bottom Bags and Valve Block Bottom Bags. An open mouth bag is a tube of laminated PP woven fabric with the bottom end sealed. The bag is filled through the open mouth and then closed by stitching or tape.
Valve bags are packed on equipment that deposits material into the bag via a horizontal filling spout. After filling, forces generated by the product inside the bag allow the valve to open to self-seal.

PP woven block bottom bags are made up of 2-3 layers (plies) of fabric and film. Or can be combined with kraft paper.

If you have any need of these PP woven packages , welcome To contact me any time via the following ways :

Sales Manager:Daniel

Mobile Phone: 86- 13802155833

E-mail:tjwhoking@163.com

QQ:490045876

SKYPE:antonio87455

WeChat: 86-13802155833

WhatsApp: 86-13802155833