EHWA Diamond Tools
EHWA are a international leader in diamond grinding and cutting tools.
For all types of Grinding wheels, PCD & PCBN tools please see the PDF catalogues below or browse the products below.

Vitrified CBN wheel for camshaft
High removal rate & low grinding force
Excellent surface finish and profile stability
Increased dressing intervals and longer wheel life

Vitrified CBN wheel for crankshaft
Longer dressing intervals and tool life
Consistent surface finish and high profile stability
Reduced thermal and mechanical damage to workpiece

Nozzle bore grinding wheel for fuel injection
Free cutting abrasive
Longer dressing interval & more efficient utilization
Consistent grinding performanc
Highly precise wheel shape including coolant hole and slots

Metal honing stones for cylinder block and connecting rod
Longer tool life & cost saving
Newly developed diamond with special coating
Excellent roundness and surface finish
Double the tool life

Rotary dresser for engine valve
Customized design
Highly precise dressing with long life
Able to be designed as either a single product or an assembly

Rotary dresser for turbocharger
Customized design
Highly precise dressing with longer life
Increased tool life with CVD reinforcement in key wear areas

Gear Grinding Dresser
Highly precise gear dresser due to strict raw material management
Achieve the optimal gear profile with EHWA’s precisely polished gear dresser

Metal honing stone for pinion gear, speed gear, sleeve gear, DCT gear
Longer tool life & cost saving
Less grinding load
Excellent roundness

Vitrified CBN wheel for angular grinding
Excellent grinding performance for gear component
Longer dressing interval for cost saving and high production capacity
High removal rate due to the free cutting capability
Reduced cycle time
Less mechanical & thermal damage to grinding surface

CBN wheel for internal grinding
Excellent surface quality
Longer wheel life and cost saving
Faster setup of production line
High stock removal rate

Vitrified CBN wheel for CV joint
High stock removal for improved production capacity
Outstanding surface quality with low heat and tight tolerance
Longer dressing intervals & less wheel wear to reduce cost and improve consistency
EHWA has specialized solution for cv joint part grinding

Rotary dresser for CV joint
Customized design
Highly precise tolerance
Outstanding grinding performance due to high diamond exposure

CBN segments for brake disc
Longer tool life & cost saving
Shorter cycle time due to high grinding speed

BSL & Electroplated wheels for brake pad
Excellent free cutting performance & easy chip flow due to high diamond exposure
Longer wheel life than E/P wheels reduce cost

Vitrified CBN wheel for bearing
Higher removal rates and shorter cycle times
Reduced grinding force
Reduced mechanical & thermal damage to bearing
Stable and precise grinding performance for superior quality, surface finish, cylindricity and less size deviation

Superfinish CBN Honing Stone For Bearing
Longer tool life and improved productivity
5~10 times longer tool life than conventional stone
Shorter cycle time for honing
higher stock removal rate
Excellent performance
improved surface finish
ECO-friendly
No sulfur
More consistent performance with less scrap

Rotary dresser for water pump & ball bearing
Highly precise and complex grinding
Less dressing load and excellent dressing performance
Longer tool life and cycle time redution
Available for dressing of vitrified CBN wheel

Metal cup dresser for bearing ID grinding
Longer life – 20,000~30,000 times (depending on the wheel size)
Precise dressing – Less grinding deviation after dressing
Longer dressing interval and outstanding performance

Double disc surface grinding wheel for bearings
Longer life
Short cycle time
Excellent surface finish

Taper roller face grinding wheel for bearings
Longer tool life & cost saving
Higher stock removal rate and superior performance
Excellent surface finish

Rotary Dresser for LM guide
LM guide is a linear motion product that is used to manufacture automotive equipment.
LM guide consists of a block and rail, and balls between them rotating.
Rotary dresser is used for dressing the CBN wheel that polishes the seat of the ball between a block and rail.
Stable and precise grinding performance for superior quality, surface finish, cylindricity and less size deviation

Rotary dresser for ball screw
Highly precise dressing with longer life
High diamond concentration

Home appliance glass
Newly developed wheels to improve edge quality and reduce chips.
The deviation of chipping rate is less than 1% after refurbish.