Flexo printing block bottom valve bag produced by starlinger machine

Short Description:

PP valve bags, Filling volumes from 10-50KG, from nearly airtight to highly air permeable, from extreme low bag weight to maximum strength, from industrial to consumer bag.

Free samples available
Accept trial order under MOQ

Product Detail

Product Tags

The first AD Star Cement valve bag manufacturer in China

We are leading manufacturer and supplier of Block Bottom Bags from China, who imported the AD Starkon production line from Austria. We can show you the certificate from Starlinger company if we have business relationship.

We make available diverse sizes of bags for our customers all over the globe. Our block bottom bags are ideal for different sectors like building material, food products, chemical, agricultural, etc. and best for packing concrete materials, cement, chemicals, resin, polymer, granules, PVC compound, master batches, carbon, agriculture & farming, fertilizers, urea, minerals , sugar, salt, seeds, spices, agro products, cashew nuts, dates, barely, flour, rice, corn and all other different type of food grains. These bags are eco-friendly and are available at cost-effective price. We produce bags in diverse inner and outer finish designs that are air-resistant and moisture-proof and recyclable.

The fifth-generation block bottom valve bag making technology AD*STARKON hold a world famous patent on Hot Air Welding technology.The special function of this product is that it has high tensile,prefect shape after filling,also stack automaticly and apply to mechanized production line for filling.This product is international populara high-strength,environmentally-friendly pp woven bag.

block bottom bag making machine

piece by piece inspection

Main Features

1. Made without adhesives from coated polypropylene fabric
2. Made exclusively on Starlinger machines.
3. Eco-friendly polypropylene material, can be fully recyclable
4. Economical use of raw material than 3-layer paper bag and PE-film bag
5. 0.05-0.25% Reduction of Breakage rate by switching over from paper sacks to AD*STAR. Given anannual demand of around 100 million sacks and a price of about $ 0.5 per 50 kg bag of cement, it couldsave $ 2.5 million a year.
6. can be used for all types of free-flowing goods such as cement, building materials, fertilizer, chemicals, or resin as well as flour, sugar, or animal feed.


We can show you our latest version if we estilablished business relationships. Our certificate is renewed once a year.

bag certificate


Packing & Delivery

Packaging by Bales
container size
1×20′FCL                                    1×40′HQ
Loading Weight
10tons                                          24tons
Packaging Details
Bale packing term is most simple and traditional,used almost all pp woven bags transportation packing,also free of charge

bale packing (2)

Packaging by pallet
conatainer Size
1*20′FCL                                1×40′HQ
Loading Weight
8.5tons                                     22tons
Packaging Details
wooden pallet and fabric cover is a new packing term,though by our worker which is used in blcok bottom cement bags packing and could keep a bag flat

pallets packig

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If any interest for our products,

please give ma bag size that will help me make our best price to you


Disclaimer: The intellectual property shown on the listed product(s) belongs to third parties. These products are only offered as examples of our production capabilities, and not for sale.

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