MITSUBISHI MATERIALS CORPORATION
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COATING TECHNOLOGY

IMPACT MIRACLE Coating
For higher hardness, higher speed and longer tool life!
In comparison with the conventional coating single-phase nano crystal coating technology offers higher coating hardness and heat resistance. When machining hardened steels it can be seen that the IMPACT MIRACLE coating offers a lower friction of coefficient and as such prevents abnormal damage such as chipping.
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FEATURES OF IMPACT MIRACLE COATING
  IMPACT MIRACLE
Shingle phase nano coating
(Al,Ti,Si)N
(Al,Ti,Si)N (Al,Ti)N
Hardness (HV) 3,700 3,200 2,800
Oxidation Temperature (r) 1,300 1,100 840
Adhesion (N)1) 100 80 80
Wear Coefficient2)(800r) 0.48 0.53 0.58
1)
Adhesion : Measured by critical load scratch test.
2)
Coefficient of friction : Measured by ball-on-disk method. (Counter gear : AISI D2 60HRC)
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