Official website: http://www.steelball0.com
In Evergrande (HD) steel ball manufacturing research, we develop and continuously test our steel balls to ensure that we not only provide high quality steel balls, but also provide the most effective service.
Since 1997, we have been engaged in the field of steel ball, HD steel ball production focus on carbon steel ball, stainless steel ball, high chromium steel ball, bearing steel ball. Diameter ranges from 1.0mm to 25.4mm. Their accuracy rating is G10-G1000. High-precision steel balls are primarily used for ball bearings, while semi-precision steel balls (class 100 to 1000) are used for casters, casters, hardware, traction sides, toys, game balls, wheels, instruments, tracks, pumps, polishing, cosmetics, solid crushing, etc., for bicycle/motorcycle parts.
All steel balls produced conform to GB/T 3082002 standard and are equivalent to international standards ISO3290-1998, AFMBA1989 and DIN5510-93.
The HD USES advanced equipment and consumable instruments to inspect and measure the roundness (sphericity), surface integrity and diameter of steel balls.
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