SPI-SPE

SPI/SPE finished surface --- LianJun SPI- Society of Plastic Industry

SPE- Society of Plastic Engineers SPI-SPE polish requirement SP1-SPE POLISH REQUIREMENT

A0#1 钻石膏E1EDM finish Ra=0.4 um

A1#3 钻石膏E2EDM finish Ra=0.6 um

A2#6 钻石膏E3EDM finish Ra=0.8 um

A3#15 钻石膏E4EDM finish Ra=1.5 um

B0#800 砂纸E5EDM finish Ra=3.0 um

B1#600 砂纸E6EDM finish Ra=4.0 um

B2#400 砂纸E7EDM finish Ra=5.5 um

B3#320 砂纸E8EDM finish Ra=8.0 um

C0#800 油石E9EDM finish Ra=9.5 um

C1#600 油石E10EDM finish Ra=12.0um

C2#400 油石E11EDM finish Ra=15.0um

C3#320 油石E12EDM finish Ra=18.0um

D1喷#11玻璃珠

D2喷#240砂

D3喷#24砂

USA polish standard

No.18000 grit#3钻石膏

No.2120 grit#15钻石膏

No.3320 eery cloth#320砂纸

No.4280 stone#320油石

No.5240 Dry Blast#240风幼砂,风力100镑/平方英寸,距离5英寸

No.624 grit, drit, dry blast#24风幼砂,风力100镑/平方英寸,距离6英寸

stic Industry stic Engineers