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Material :RO 5200 RO5400 RO5252 (Ta-2.5W) RO5255 (Ta-10W)
; Standard :ASTM B521
Baoji TaiRong Metal Material Technology Co., LTD. Add：10# Baotai Road, ayu Town industrial hight-tech zone, Baoji,China Tel：+86- Fax：+86- E-mail:
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