pe sack with external valve This is a self contained sack that closes automatically after filling, though the internal pressure automatically closes the sack when it is full. The valve sack has two bottoms, and the material is filled through the corner of the sack (the valve).
This is a self supporting sack that closes automatically after filling, though the inner pressure closes the bag when it's filled. Our valve sack has two bottoms and the opening at the corner of the bag has a valve.
PE sack with open top and welded bottom Simple PE-sack with open top and welded bottom, which is very cost-effective. This elementary packaging is popular for products where a low price and functionality are requirements.
pe sack with open top and block bottom This is a self supporting sack that shall be welded after filling. Our PE-sack with open top and block bottom has a form stable base. The folded sides help the bag to maintain a square shape after filling.
