Diamonds are the hardest substances known and thus commonly used in any cutting or grinding operations. The mineral corundum is also a very hard substance and can be used similar operations. Additionally, some manufactured substances such as carbon boron nitride, fused aluminum oxide, and silicon carbide can also be used as substitutes.
Click here to cancel reply.
Sorry,At this time user registration is disabled. We will open registration soon!
Don't have an account? Click Here to Signup
© Copyright GreenAnswers.com LLC