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- Contact Person : Mr. Zhu Liqun
- Company Name : Ningbo Yinzhou Qiuqiu Balls Co., Ltd.
- Tel : 86-574-88441765
- Fax : 86-574-88268866
- Address : Zhejiang,Ningbo,Henggu Rd., Xiyang, Shiqi, Yinzhou District, Ningbo, China
- Country/Region : China
- Zip : 315155
Track ball
Product Detailed
Related Categories:Other Computer Accessories
Trackball:
Diameter:19.05mm, 25mm, 25.4mm ,38mm, 38.1mm, 50.8mm,
Grade:500-1000
Track Balls
1) Specifications: diameter 19.05mm, 25.4mm, 38.1mm, 50.8mm
2) Stainless Steel No. S30200, AISI 304
3) Grade: 500
4) Hardness: ≤HRC30
5) Surface Treatment: Polished, smooth and sheeny without speckle and concave point.
6) Applications: be exclusively used in metal keyboard.
7) Nonstandard dimensions customized are acceptable.
Chemical Composition of Material, %
Material No. | Chemical Coposition | |||||||
C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Ni | Cr | N ≤ | |
S30200 | 0.15 | 1.00 | 2.00 | 0.035 | 0.03 | ≤8.0 | ≤18 |
|
AISI 304 | 0.08 | 0.75 | 2.0 | 0.045 | 0.03 | 8.0-10.5 | 18.0-20.5 | 0.10 |
Track ball