模具表面处置.ppt

模具表面处置 抛光（Polish) SPI - Society of the Plastics Industry 塑料工业协会 Types ofFinishes Current SPIFinish Numbers Description andPrevious Finish Numbers Roughness Comparison R.A. Diamond #1 Diamond Buff （#1钻石膏，光学要求） A0 #3 Diamond Buff （#3钻石膏，镜面） A1 is comparable to #1 0-1 #6 Diamond Buff （#6钻石膏，镜面） A2 is slightly finer than #2 1-2 #15 Diamond Buff （#15钻石膏，镜面） A3 has more imperfections than 2-3 Paper 600 Grit （600砂纸，光面） B1 is finer than #3 2-3 400 Grit （400砂纸，光面） B2 is slightly finer than 4-5 320 Grit （320砂纸，光面） B3 is comparable to 9-10 Stone 600 Stone （600油石，光面） C1 is finer than #4 10-12 400 Stone （400砂纸，光面） C2 is slightly finer than 25-28 320 Stone （320砂纸，哑面） C3 is comparable to 38-42 Dry Blasted #11 Glass Bead （#11粗玻璃砂） D1 is finer than #5 10-12 #240 Aluminum Oxide Blast （#240氧化铝） D2 is comparable to 26-32 #24 Aluminum Oxide Blast （#24氧化铝） D3 is a little more coarse than 190-230 Diamond Mold Polishing Finishing Specifications 火花纹(Thin Fire Texture) 号码 电火花深度（mm) 号码 电火花深度（mm) 0 0.00040 21 0.00448 1 0.00044 22 0.00504 2 0.00048 23 0.00560 3 0.00056 24 0.00648 4 0.00064 25 0.00720 5 0.00072 26 0.00800 6 0.00080 27 0.00880 7 0.00088 28 0.01000 8 0.00100 29 0.01120 9 0.00112 30 0.01280 10 0.00128 31 0.01400 11 0.00140 32 0.01600 12 0.00160 33 0.01800 13 0.00180 34 0.02000 14 0.00200 35 0.02240 15 0.00224 36 0.02520 16 0.00252 37 0.02800 17 0.00280 38 0.03200 18 0.00320 39 0.03600 19 0.00360 40 0.04000 20 0.00400 41 0.04480 CHARMILL VDI Specification 符号 粗糙度 符号 粗糙度 AGIE 1 Ra 0.2 VDI12 Ra 0.40 AGIE 2 Ra 0.315 VDI15 Ra 0.50 AGIE 3 Ra 0.5 VDI18 Ra 0.80 AGIE 4 Ra 0.8 VDI21 Ra 1.12 AGIE 5 Ra 1.25 Fine VDI24 Ra 1.60 AGIE 6 Ra 2.00 Fine VDI27 Ra 2.24 AGIE 7 Ra 3.15 Medel VDI30 Ra 3.15 AGIE 8 Ra 5.0 Grov VDI33 Ra 4.50 AGIE 9 Ra 8.0 VDI36 Ra 6.30 AGIE 10 Ra 12.5 VDI39 Ra 9.00 VDI42 Ra 12.5 VDI45 Ra 18.0 火花纹规格和图纸表面粗糙度要求对照表 Ra -在取样长度内，轮廓偏距绝对值的算术平均值，单位: μ 。 化学蚀纹（Texture) 号码 咬