Increased Removal Rates & Maximum Life!
Professional Quality, Cobra® Quarter-Round, PCD Diamond Cup Wheels, aggressively grind concrete & remove epoxy, urethane, mastic & concrete coatings at maximum removal rates.
Large, quarter round PCDs, provide larger & more stable grinding operation to deliver superior performance & longevity.
Cobra® PCD Diamond Cup Wheels feature oversized cooling holes to reduce heat during dry grinding for improved efficiency & optimum performance. Computer balanced for smooth, vibration free operation.
- Size: 4″, 4-1/2″, 5″, 7″
- Large Quarter-Round PCDs
- Arbor: 5/8″-7/8″ | 5/8″-11 Thread
- Wet & Dry
What are PCD Diamonds?
Polycrystalline Diamond (PCD) Cup Wheels consists of micron-sized, synthetic diamond powders, which are bonded together by sintering at high pressures & temperatures.
Polycrystalline Diamonds (PCD) are produced on a cemented carbide substrate utilizing our propitiatory cobalt sintering process. The cobalt from the cemented carbide substrate infiltrates through layers of micron synthetic diamond powder, causing grains to grow together.
As a result, residual cobalt provides significant toughening & material electrically conductive, a critical attribute for the hardest known material.
The integrally bonded carbide substrate enables PCD diamonds to be brazed resulting in a stronger & harder bonded diamond tool.











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