很多人在抛光时都会问说,我现在的表面应该是要过砂纸,还是要拿几番的金刚石膏磨料来处理,然后要搭配牛皮还是羊毛轮,一直以来在抛光界一直是个没订准的模糊地带,常常只能依靠老师傅的经验然后给出建议,再加以测试,如果试对了算运气好,试错了就再接再厉再来一次,正因为如此,我们认为在这问题上更需要一个明确的值,所以在这里问题上作出科学的定义与解释选用,
目数/颗粒大小um | Ra /um |
#120/100um | 0.8~1.0 |
#200/55um | 0.4~0.5 |
#400/45um | 0.15~0.3 |
#600/35um | 0.1~0.2 |
#800/25um | 0.05~0.08 |
#1000/17.5um | 0.045~0.06 |
#1200/15um | 0.04~0.055 |
#1500/13um | 0.035~0.045 |
#1800/9um | 0.03~0.04 |
#2000/8um | 0.025~0.03 |
#3000/6um | 0.02~0.025 |
#5000/4.5um | 0.018~0.023 |
#8000/3um | 0.015~0.018 |
#14000/1um | 0.009~0.013 |
#28000/0.5um | 0.004~0.008 |
#60000/0.25um | 0.002~0.003 |
#150000/0.1um | 0.0015~0.002 |
#300000/0.05um | 0.001~0.0013 |
#500000/0.03um | 0.0007~0.001 |
#1500000/0.01um | <0.0006 |
#5000000/0.003um | <0.0003 |