... 500-2,300 L 3) Shapes: square, round 4) Material: PP or PE 1) Capacity: 1-1.5 ton 2) Cubage ... ,300 L 3) Shapes: square, round 4) Material: PP or PE PP/PE container bags can used for packing grain, foods ... is kind of flexible packing with charanter of light, soft, high stength, Anti-acid and alkali , moisture-resistant, Anti-aging ... be made with waterproof layer, single layer or double layer. PP Woven Bag