DADI Electronic - China safety light curtain, multi-area safety light curtain, vehicle separator, industrial safety mats manufacturers and suppliers with 17 years' experience. Welcome to buy high
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The chemical content of high wear resistant alloy layer is 4~5%, the chromium content is up to 25~30%, the volume fraction of Cr 7 C 3 carbide in metallographic tissue is more than 50%, the
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Qingdao HGV Precision Bearing Co.,Ltd: Chinese bearing manufacturer,produce many kinds of bearings,good quality low price, have world wide business.
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ZHENGRONG is one of the most professional die and mould enterprises in China, specialized in providing high quality precision machinery parts. Please feel free to buy customized die and mould at competitive price from our factory.