Noiseless Bearing Steel Ball

Payment Terms: T/T,L/C,D/P
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Basic Info.
  • Brand Name: JINYING 
  • Specification: small & medium size 
  • Function: for miniature bearing 
  • Patent Rights: ISO9001 
  • Certificate: ISO9001:2000 
  • Export Area: Europe,Japan and etc. 
  • Cooperative Company: C&U , MOS,PANASONIC 
  • Place of Origin: Zhejiang  
  • Min.Order: 10000 Piece/Pieces
  • Means of Transport: by sea or air
Supply Capacity
  • Production Capacity: 150 million pieces/month
  • Packing:nylon bag+box+exporting carton
  • Delivery Date: 30days after confirmation
Material:Gcr15 high carbon chrome bearing steel    (SAE52100)

Grade: G10  
Size:2.0mm,2.381mm(3/32"),3.175mm(1/8"),3.5mm,3.969(5/32"),4.763mm(3/16"), 5.953mm(15/64"),6.35(1/4") Gauge: ±12  Subgauge:±0.4         
                     
the main steps to produce the ball: heading,polishing,heat treament,grinding,lapping,packing

the special and and fine producing-technique;the tiptop production equipment,like:super-fine dringding machine from Germany,resin super-fine grinding machine from Japan; the precision test equipment,like:automatic stee-ball shape tester,Single&Double-view metalloscope,Rockwell & Vickers hardness tester,stee-ball vibration measurer,roundness meter and etc;and an appropriate scale of operation                           

the product is: possible hardness, technical characteristics,perfectly shiny, compact and defect-free surface,low noise

HRC:62-66    Noise:26-30db   VDWS: bellow 0.15um   VDWL: bellow 0.20um


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Ms. Aileen (overseas sales)
Tel: 86-574-88930552
Mobile: 13586841377
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Contact Method
Fenghua Jinying Ball Of Steel Co., Ltd.
NO.66, Yuanfeng Road, eastern economic Development Zone, Fenghua, Ningbo, Zhejiang, China (Mainland) / 315511
Fax: 86-574-88933338
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