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Polycrystalline Diamond
Grades
Faq's

INTEGRATED MACHINING SOLUTIONS

Sumitomo PCD grades DA2200, DA150, DA200, DA90 are applicable for different material and machining conditions. Each Grade is unique in its physical properties due to grain sizes varing from 0.5 micron to 50 micron. For further guidance to saving both time and money, contact us.

“DA2200” - Chipping Free Diamond From Motherson

Grade & Application Areas For Motherson PCD

Grade Application
DA2200

Rough, interrupted and finishing of Al-alloy.
Wooden or Inorganic Material Board Cutting.

DA200

Non Ferrous Metal Interrupted cutting.
Plastic Material Cutting.

DA150

Non-ferrous Metal Finishing (Aluminium, Copper Alloy).
Green or Semi-Sintered Carbide & Ceramic Roughing.
FRP, Hard Rubber & Carbon Cutting.

DA90

Sintered Carbide Cutting.
Green or Semi-Sintered. Carbide & Ceramic Roughing.
High-Silicon Aluminium Alloy Cutting.
Sintered Ceramic Cutting.
Stone or Rock Cutting.



Recommended Cutting Conditions For Motherson PCD

Work Materials Cutting Speed
V (m/min)
Feed Rate
f (mm/rev.)
Depth-of-cut
d (mm)
Aluminium Alloys ~ 3000 ~ 0.2 ~ 3
Copper Alloys ~ 1000 ~ 0.2 ~ 3
Reinforced Plastics ~ 1000 ~ 0.4 ~ 2
Wood or Organic Materials ~ 4000 ~ 0.4 -
Carbide 10 ~ 30 ~ 0.2 ~ 0.5
Carbon 100 ~ 600 1 ~ 2