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![]() ![]() ![]() -Outside shell: Aluminum alloy for UDL and casting iron for UDT. -Inner parts: GCr15 steel heat hardening. -Shaft: 20Cr steel hardened heat treatment and tempered under low temperature. ![]() ![]() ![]() Products Range
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Contact Info:
![]() ![]() TaiZhou QingHua machinery & electric manufacture Co. Ltd.
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