ASTM D784电绝缘材料用橙色紫胶和其他印度虫胶标准规范
日期:2012-02-08 10:25
thods of test for three types and four grades of orange shellac and other lacs, typically used as bonding agents for mica splittings and reconstituted mica paper and as coating for other materials, as follows:
1.1.1 Type IOrange Flake Shellac, Grades A, B, C, and D,
1.1.2 Type IIButton Lac, and
1.1.3 Type IIIGarnet Lac.
1.2 Stick-lac and seed-lac are not covered by this specification.
Note 1ISO Specifications 561 and 562 cover shellac. However, the equivalency of the ISO specification to this st
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08/30 09:46