超硬合金 タイトルバー
  KD grade
  A10W
  EF grade
  SS grade
  MC grade
  KN20
  KX01
  WD20
KD種  KD05・KD10・KD20・KD40

Fine grain Cemented Carbide

Many major semiconductor companies use this product for lead frame stamping.

Application: Molds for electronic components: Contributes to accuracy and ultra long life span.
Character: High strength and high hardness (incorporating fine particle tungsten carbide). Offers excellent abrasion resistance as well as chipping resistance. Has a higher tolerance for processing of thick products.

Comparison of chipping resistance
(Profile grinding test: #400 grinding stone, 0.02-mm cuts エ 3)

KD20耐ピッチング性比較

Features:

Our grades
Hardness
(HRA)
Transverse
Rupture
Strength(Gpa)
KD05
92
3.2
KD10
91
3.4
KD20
90
3.7
KD40
88
3.7
reference G3
90
2.7

KD20 耐チッピング性

Copyright(c) 2005, EVERLOY