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Products Name | stand up pouch Packaging AD STAR starlinger PP block bottom valve woven bags 25kg 50kg |
Materials | 100% new polypropylene PP PE granules , Sinopec |
Size | 50*62*12cm |
Valve size | 15cm |
Woven Fabric | 10mesh X 10mesh , customized color , laminated 80gsm-94gsm |
Inner Bag | Kraft paper , PE plastic |
UV Content | 0%-3% |
Ventilation Property | 30nm3/h-170nm3/h As customer’s filling machines and stuff products |
Net Weight | 25kg, 40kg, 50kg |
Fabric Weight (thickness) | From 60gsm To 80gsm |
Bag Weight | 50g/pc-150g/pc |
Testing | drop test (0.8m height, international standard ), breaking strength, broken rate 0.3% |
Printing Logo | As customized , offset printing , flexible printing, laminated OPP gravure printing (cylinder charge about 100$/color) |
Equipments | Austria AD*star-kon+ starlinger , eight sets totally , about 70000 pcs/set per day |
Technology | Hot air welding |
Top | Vale spout , self-styled mouth or full open top |
Bottom | Square (block ), welding sticker |
Usage /application | Flowing powder , cement , fertilizer , chemicals , flour , monosodium glutamate, putty , try adhesive, etc |
Packing | 500pcs per bale ; 5000pcs per wooden pallet ; 4500pcs per cases ; 6000pcs per double planks(more dangerous when loading ) |
Production time | Short delivery time , 25-30 days for the first container , then one container per week after prepayment ; according customized occasionally |
Advantages | Moisture proof , automatic filling machines , closed mouth selfish |
Plastic valve 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 . Checking the following features:
1. Professional manufacturer and direct exporter
2. Lower cost and faster production line,
higher extensibility and more environmental
3. No leakage, no stitched, no holes
4. AD*STARKON imported from Australia
5. Production capacity may get 1.5 million per week
6. Technology : advanced in the world -----hot air welding technology
7. Size : 55cm*45cm*11cm (as customized )
Loading weight : 25kg wheat flour
printing : offset printing and flexible printing (economical and beautiful )
top : valve top ---- automatic filing by machine
surface : anti-skidding ---- easy to stow and very artistic , easy to transport
Size :
50kg pp cement bag - Standard Specification
· Length: 63 cm
· Width: 50 cm
· Bottom Height: 11 cm
· Mesh: 10x10
· Bag Weight: 80 ± 2 grams
· Color : Beige or White
40kg pp cement bag - Standard Specification
· Length: 46 cm
· Width: 37 cm
· Bottom Height: 11 cm
· Mesh: 10x10
· Bag Weight: 50 ± 3 grams
· Color : Beige or White
Size are as customized , please offer me your sample bag , then We can me keep the same one . Large quantity are forwarded , which could get the lower price , still year price contract .
Please click the pictures what you are interested , then you will get more detailed information .
Please offer me the following information for your valve bag :

Packaging for automatic filing machines , the bags must keep To be smooth and unfolded , so We have the following packing term , please check according To your filling machines .
1. Bales packing : free of charge , workable for semi-automatization filing machines , workers hands are needed when packing cement .
2. Wooden pallets : 25$/set, common packing term , convenient To loading by forklift and could keep the bags flat , workable forcompleted automatic filing machines To large production , but loading few than bales , so higher transportation cost than bales packing .
3. Cases : 40$/set, workable for packages , which has highest requirement for flat , packing the least quantity in all packing terms , with the highest cost in transportation .
4. double planks: workable for railway transportation , could add more bags , reducing empty space , but it is dangerous for workers when loading and unloading by forklift , please consider second .
Loading weight for containers :
20'FCL load about 8 - 11 tons
40'HQ load about 20 – 16 tons
2) pallets :
20'FCL load 20 pallets about 6 - 8 tons
40'HQ load 60 pallets about 18 - 22 tons
3) Packing term as customized and bags type
Shipping:
20-30 days for first container after prepayment or receiving L/C
special requirements should be communicated on face
Woven Polypropylene Bags (WPP)
Block Bottom Valve Bag
super sack/ FIBC/ Ton bag/ pp woven big bag/ jumbo bag/ bulk bags/container bag/super sacks
Circular bulk bags or tube style bags as they are sometimes called employ a “seemless” design.
U-panel bulk bags are just that, a large “U” of fabric with 2 side panels sewn to each opposite sides.
Baffled bulk bags are typically a 4-Panel or U-Panel construction and employ internal fabric baffles to make the bag square.
Funnel bottom bulk bags have many different types of design, but all have the same principal; to allow non- free flowing product to exit the bulk bag during discharge.
SQUEEZE BAG PACKAGING is designed for transporting up to 3,000 lbs. of liquid and viscous materials.
Three plants
old factory, Shijiazhuang Boda plastic chemicals Co., Ltd, established in 2001,Located in shijiazhuang city, Hebei province
New factory, Hebei shengshi jintang Packaging Co.,Ltd, Established in 2011, located in Xingtang countryside Of shijiazhuang city, Hebei province
The third factory, The branch of Hebei shengshi jintang Packaging Co.,Ltd, established in 2017, located in Xingtang countryside Of shijiazhuang city, Hebei province

As one of the largest professional manufacturers of PP woven packaging products in north China, our company covers an area totally of 500,000 quare meters and there are more than 1000 employees. We possess a series of advanced equipment from drawing threads to packing. There are 8 sets of extruder machines, more than 600 sets of circular looms machines , 8 sets of computerized high-speed and 10-color flexible relief pressing machines, 10 sets of high speed and 6- color gravure printing machines, 4 set of automatic positioned cutting machine,2 set of gusset folding machine, 150 sets stitch or double stitches and 6 sets of packing machines, 8 sets completed Austria starlinger production lines, from drawing threads machine To weaving To lamination To make valve bags machines are all imported from Austria starlinger company ,which form an integrated product line with an annual output of 50,000 metric tons.

The Production Of plastic bags and FIBC
UN , COC,all are OK

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