| 摘要 |
Transparent molds are made from polyamide moulding material and comprises a polyamide, polyamide additives or blends with light transmission of 75% and layer thickness of 2 mm. The layer thickness is measured acoording to American Society for Testing and Materials (ASTM) D1003, and a resistance in the bending test with attachment of 60,000 measuring cyles. The cycles are measured accotding to International Organization for Standardization (ISO) 178. with a special testing piece. |
