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Block bottom valve cement bag coversion line
New generation block bottom valve sack conversion line adopts hot air welding technology to produce laminated pp woven sacks.
Block bottom valve sack is the most well known sack style in the world. It shares many advantages compared to other style sacks such as high strength, low cost, improving filing speed, suitable for automatic insert filing line, great environment protection, stably palletize, high efficient transportation, easy remark, etc. This line is widely used in cement, fertilizer, grain, feed, chemical material industry for packing powder and granule.
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