Auto Clutch with Drilling (909C) , Racing Disc for Auto Clutch, Drilled Auto Clutch

Ceramic Racing Disc
Item No.: 909C
Dim.: 231*155*3.5mm, 9 friction buttons 36 holes without grooves.
Packaging: 5 PCS per box, exterior with fiber board box pallet(non wooden box);

We have three clutch button formula currently, one is our regular formula, smooth finish and medium property, another is the low wear formula with rough finish, the third one is a new formula, it's developed with the assistance of the oversea engineer, and this button is following Miba appearance and similar to its finish and property, it is supplied to our OE customers, due to its low cost and excellent property, it is very popular among our customers from South America and India.

One of our formula, the property as follows:
1) Friction coefficient: 0.49-0.58(regular)
Wearing rate: 0.05-0.18(regular).
2) Surface Hardness of button: BHN 25+/-5.
3) Bend test result: Passed, no bearing area on the back plate.

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