Description
| Payment & Shipping Terms
|
| Payment Term: |
T/T,L/C,D/P |
|
| MOQ: |
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 |
1.Material:Gcr15 high carbon chrome bearing steel (AISI 52100)
2.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
3.the main steps to produce the ball: heading,polishing,heat treament,grinding,lapping,packing and etc.
4.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
5.the product is: possible hardness, technical characteristics,perfectly shiny, compact and defect-free surface,low noise
6.HRC:62-66 Noise:26-30
7.VDWS: bellow 0.15um
8.VDWL: bellow 0.20um
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