The answer is we using different mould. A disc using hard mould and B disc using soft mould , you can see the B disc black paper insert and bonded tightly with the reinforce net and abrasives oxide.
Resin bonded grinding disc |
Established in 1999, BLUESHARK Abrasives has gained international recognition as a international – class manufacturer and supplier of Abrasive Wheels. We supply professional quality Superthin Cutting Discs , Cutting Discs, Grinding Discs, Abrasives Flap Discs and other Surface Condition Abrasives for customers from all of the world. Welcome visit www.abrasives-wheel.com for more product details.
Resin bonded grinding disc |
BLUESHARK Welding Inverter
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