for over 65 years, kemet has been manufacturing diamond products in their purpose built laboratories. over this period, our quality diamond pastes and susepsnions have been the preferred choice for metallographic sample p......for over 65 years, kemet has been manufacturing diamond products in their purpose built laboratories. over this period, our quality diamond pastes and susepsnions have been the preferred choice for metallographic sample preparation. kemet offer the complete programme of top quality products covering cutting, mounting, grinding and polishing, at highly affordable prices.