... ,the structure is hard The introductions of productPriduct name:punching wire meshCharacteristics: mesh surface is flat,be fast ,enduring graceful ,the structure ... 1*20M,flat panel 1.5*2.5M, plank thick 0.216MMUsage:used in mine , pharmacy ,the food sieving ,indoor soundproof ... , eliminate a sound ,the food database is well ventilated,machine protection etc