Hard Alloy Punch Holders High Wear Resistance Impact-Resistant Toughness for Fastener Cold Heading Electronic Component Punching and Automotive Parts Processing
Hard Alloy Punch Holders High Wear Resistance Impact-Resistant Toughness for Fastener Cold Heading Electronic Component Punching and Automotive Parts Processing
Insert Material:We can suggest different carbide material according to different usage.
Item
Co
Grain Size
Density
Hardness
TRS
Impact Strength
Application
Mediun-Grained
Co%
μm
g/cm²
HRA
Kgf/mm²
Kgf/m-cm²
KG2
6.50%
2~3
14.90
90.5
320
0.28
Drawing die
KG3
9%
2~3
14.61
89.3
340
0.52
Extrusion die
KG5
12%
2~3
14.31
88.3
340
0.58
Extrusion die
KG6
14%
2~3
14.12
87.3
320
0.65
Extrusion die
Coarse-Grained
ST6
15%
3~6
13.80
86.0
270
0.78
Stainless steel
ST7
20%
2~6
13.40
85.3
270
0.80
Stainless steel
EA65
18%
2~6
13.73
85.0
300
0.80
Carbon steel screw/cutting die
VA80
20%
3~6
13.58
84.0
280
0.85
Impact
resistance
VA90
22%
6~9
13.39
82.5
240
0.90
Impact
resistance
EA90
24%
2~6
13.22
82.8
270
0.90
Impact
resistance
Case Material:Our main case material is H13(SKD61) HRC46-48
SKD61(H13)
Chemical Composition
C
Si
Mn
P
S
Cr
Mo
V
W
Content (%)
0.39
1.15
0.44
0.021
0.007
5.12
1.3
0.94
0.06
Cu
Ni
0.05
0.06
Surface Treatment:TiN / TiAlN
Process
Factory
About Us
Chongqing Henghui Precision Mold Co., Ltd. has CNC lathes, CNC machining centers, CNC Cylindrical Grinding Machine, CNC EDM machine, CNC Cutting Machine, Milling Andam Drilling Machine ,etc.We also have various types testing equipment,such as Rockwell Hardness Tester, Projector ,3D Image Measuring Instrument, etc. Henghui using high-quality tungsten carbide material and professional vacuum heat treatment.We design,manufacturing and supply high-quality precision molds for customers who engaged in cold heading and hot upsetting industries.About our molds , the relative standard deviation can be controlled within 0.005mm, concentricity can be controlled within 0.01mm. Strict accordance with ISO9001:2015 quality management system requirements of the operation,can ensure provide timely and high-quality service for our customers.Our products has exported to Southeast Asia,Europe and the United States "Customer first, quality first, technology first, dedicated service" is our consistent operating principles.Warmly welcome to negotiate business with us.