Being a heat treated version of RT342, RT342H is a fine weave canvas phenolic material with fabric construction weight intermediate to RT310 and RTB320. RT342H is designed for better machining than grade RT310 and lower cost than RTB320.Information provided by Norplex-Micarta |
Cotton, Phenolic, Micarta, NEMA C, MIL-I-24768/16 Type PBM, ASTM D709 Type II Grade C |