Diamond Powder Manufacturer in China

"As a manufacturer of diamond tools in Korea, we require high-performance synthetic diamond powder for grinding applications. After testing Crownkyn’s products, we were impressed with their durability and cutting efficiency. Their team is professional and responds quickly to our inquiries. We are very satisfied with the cooperation and will continue working with them."

"We have been sourcing synthetic diamond powder from Crownkyn for over a year. The quality is consistently stable, and the precision in particle size distribution meets our strict requirements for polishing applications. The delivery is always on time, which is crucial for our production schedule. Crownkyn is a reliable supplier, and we look forward to a long-term partnership."

"We are a distributor of industrial abrasives in Europe and have been working with Crownkyn for several years. Their cubic boron nitride (CBN) powder has excellent thermal stability and performs exceptionally well in our clients' applications. The packaging is secure, and orders arrive in perfect condition. It's great to have a supplier that prioritizes quality and service."