Stainless steel closed seal manufacturers is to use 304 stainless steel plate processed by vibration grinding, has good heat resistance, the product easy to use in various fields, widely used in Petrochemical Thermal Insulation Engineering, the slot box, environmental protection equipment, ventilating equipment, outdoor waterproof explosion-proof lamp, petroleum chemical industry valve box, food machinery, medical equipment, furniture power tools, instrument box is connected and fixed, welcome customers to order