超硬磨具基础知识表.doc

表一中国与主要国家超硬磨料磨粒及微粉的粒度对照表
中国日本西德粒度旧标号尺寸μm粒度尺寸μm粒度尺寸μm16/18201000/118016/181000/1180D11801000/118018/2022850/100018/201000/850D1001850/100020/2524710/85020/30600/850D851710/85025/3030600/710D711600/71030/3536500/60030/40425/600D601500/60035/4040425/500D501425/50040/4546355/42540/50300/425D426355/42545/5054300/355D356300/35550/6060250/30050/60250/300D301250/30060/7070212/25060/80180/250D251212/25070/8080180/212D213180/21280/10090150/18080/100150/180D181150/180100/120100125/150100/120125/150D151125/150120/140120106/125120/140106/125D126106/125140/17015090/106140/17090/106D10790/106170/20075/90170/20075/90D9175/90200/23018063/75200/23063/75D7663/75230/27024053/63230/27053/63D6453/63270/32528045/53270/32545/53D5445/53325/40032038/45325/40038/45D4638/45M36/54W4036/5440034/38D4540/50M22/3622/3650028/34D3532/40M20/30W2820/3060024/28D2525/32M12/2212/2270020/24D2025/40M10/20W2010/2080016/20D20A25/30M8/168/16100013/16D20B30/40M8/128/12M6/12W146/12120010/13D1515/25M5/10W105/1015008/10D15A10/15M4/8W74/820006/8D15B15/20M3/63/625005/6D15C20/25M2.5/5W52.5/530004/5D75/10M2/42/440003/4D32/5M1.5/3W31.5/350002/3D11/2M1/2W1.51/280001/2D0.70.5/1M0/20/2M0.5/1.5W10.5/1.5150000/1D0.250.5M0.5/1.00.5/1M0/1.00/1.0M0/0.50/0.5
表二超硬磨料磨粒与微粉的粒度标记及尺寸范围
磨粒GB/T6406-1996微粉JB/T7990-1998磨粒标记旧标号工程尺寸
μm磨粒标记旧标号工程尺寸
μm16/1820#1180/1000M36/54W4036/5418/2022#1000/850M22/3622/3620/2524#850/710M20/30W2820/3025/3030#710/600M12/2212/2230/3536#600/500M10/20
W20
10/2035/4040#500/425M8/168/1640/4546#425/355M8/128/1245/5054#355/300M6/12W146/1250/6060#300/250M5/10W105/1060/7070#250/212M4/8W74/870/8080#212/180M3/63/680/10090#180/150M2.5/5W52.5/5100/120100#150/125M2/42/4120/140120#125/106M1.5/3W31.3/3140/170150#106/90M1/2W1.51/2170/200150#90/75M0/20/2200/230180#75/63M0.5/1.5W10.5/1.5230/270240#63/53M0.5/10.5/1270/325280#53/45M0/10/1325/400320#45/38M0/0.50/0.5
表三超硬磨料磨具的应用范围
磨料种类适于加工的材料
金
刚
石
硬而脆的材料：硬质合金金刚石或立方氮化硼的复合材料
陶瓷光学玻璃宝石半导体材料及石材
有色金属：铝铜及合金
磁钢：各种铁氧体铸造永磁合金
热喷涂材料：热喷涂钴基镍基合金立
方
氮
化
硼工具钢：特别是高钒高速钢
不锈钢：耐热钢模具钢
铸铁：冷硬铸铁镍、铬冷硬铸铁各种