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Cold forging dies

 

 
  Properties and applications of carbide for dies  
 
Grade
Density

T.R.S MPa

Hardness HRA

Performance & application recommended
Approx Grades in China
MK11
14.4
2420
88.5
Forming or stamping dies for metal powders and nonmetal powders.
YG11
MK15
14.0
2500
87.5
For fabricating drawing dies of stain tubes and rods under High compressibility ratio; punching, stamping, forging tools under large stress.
YG15
MG20
13.5
2800

85.5

For fabricating of stamping dies for watch parts, spring plates of musical instruments, batters jars, small sized steel balls, screws, screw caps.

YG20
YM32
13.9
2750
85.5
Impact resistance forging dies
YG16C
YM36
13.7
2800
84.5
Impact resistance forging dies, hot-press forging dies and rollers.
YG18C
YM40
13.5
2850
83.5
Dies for resistant or impact resistant application.

YG20C

ZL40.2

YM45
13.3
2900
83.0
Nut forming dies and high impact resistance forging dies.

YG22C

ZL40.5

YM50
13.1
2950
82.5
Stainless bolt header dies and rollers.

YG25C

ZL40B

MA90
13.2
3200
82.0
Screw cap forming dies with high impact resistance (Highest impact resistance forging dies).
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  Other types may be offered by customers' requirement