1.The basic requirement of dust collector has strong suction, strong percolate ability and permanence. 2.The mould contains 10 sets, thereinto, industrial dust collector mould is made of the imported 718H materials and to assure of its polishing and wear resistanceThe dust collector suction should coordinate and be effective to reduce noise. 3.The product use recycled flowing water to assure high efficiency of mould 4.Side pin gate of the mould runner with S shape to pour the ends to avoid cool materials, with 75 kgs pressure, 195 temperature and time for 45s. 5.The time for finishing mould is 45 days and the price is RMB 220,000