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The co***ny is Advanced and New Technology Enterprise of Shandong Province and National Blasting and Peening Standardization Technology Committee Unit. With strong technical force, advanced equipments like intermediate frequency induction furnace, centrifugal blasting machine and so on. The co***ny could produce high strength, strong durability cast steel shot, cast steel grit thought double quenching, tempering, screening and so on. The co***ny has perfect quality control system. The co***ny has introduced...
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