1.The processing procedure Al-bronze (HRC≥25°b>75-85kgf/mm2 ) Be-bronze(HRC≥35°b>105-120kgf/mm2) 1) To prepare the raw material, blanking 2) Smelting 3) Pouring 4) Cut the water gap 5) Stored in the semi finished products warehouse 6) Punching 7) Through the drawbench or slotting machine 8) PE plain end and chamfering 9) Drill hole 10) Perfect the product and marking 11)If Be-bronze, need heat treatment 12) Polishing 13) Surface treatment 14)Stored in the finished products warehouse 2.What is a "non-sparking" tool? "Non-sparking", "spark reduced", "spark-resistant" or "spark-proof" tools are names given to tools made of metals such as brass, bronze, Monel metal (copper-nickel alloy), copper-aluminum alloys (aluminum bronze), or copper-beryllium alloys (beryllium bronze)…[查看详情]