英国C9铸造表面对比板

产品介绍：
GAR Electroforming Cast Comparator C9铸造表面对比板
CAST microfinish Surface comparator
9 Specimens provided.包含九个样板
Cast surface values for die casting, investment, shell, centrifugal, permanent mold ferrous and non-ferrous, sand and green sand from 20 to 900 microinches (Metric Model: 0.51 to 22.86 micrometers).
压铸件、熔模、外壳、离心式、**铸模、黑色金属和有色金属、砂和湿砂的铸造表面值为20至900微英寸