Piercing: As the name suggests refers to the shape of the surface of various types of pass of the metal plates. Punching sheet material from a variety of stretching or punching punch made of steel material: stainless steel, aluminum, carbon steel, aluminum-magnesium alloy plate, copper plate, nickel plate, PVC and so on. Weaving and characteristics: stamping, extension made; divided into: punching mesh, expanded metal mesh, aluminum mesh, sieve plate, punch plate, speaker net Usage: widely used in chemical machinery, pharmaceutical equipment, food and beverage machinery, cigarette machines, harvesters, dry cleaning machines, ironing table, silencing equipment, refrigeration equipment (central air-conditioning) speakers, crafts, paper, hydraulic fittings, filtration equipment and other industries