BLUESHARK Abrasives Co.,Ltd manufacturer full-line cutting discs and cut off wheels in T41 ( flat type ) and T42 ( center depressed type ) to meet all of your cutting requirements. Do you know how to measure the cutting discs performance?
1) Measure the cutting discs diameter before testing ( D1 )
2) Measure & Calculate the work-piece surface area ( S )
3) Run the cutting discs cut-off the work-piece with a formulary number.
4) Measure the cutting discs diameter after testing ( D2 )
5) Calculate the G.Ratio index.
But G.Ratio is not the absolute index when measure the cutting discs performance, there are also others factors such like cutting speed, hand-feeling, vibration, etc to judge the comprehensive quality of cutting discs.