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MD70A Grade Carbide Cold Heading Dies Advanced Sintered In Hip Furnace
MD70A Grade Carbide Cold Heading Dies Advanced Sintered In Hip Furnace
Specifications
Brand Name :
PM
MOQ :
1
Price :
USD 55~65/KG
Payment Terms :
L/C, T/T
Delivery Time :
10 working days
Product material :
tungsten carbide,100% Original Carbide
Material :
tungsten carbide
Product name :
Customized Tungsten Carbide Punching Cold Heading Dies,cold heading die for screws and nuts
Application :
For Scews,Nuts etc.
Size :
Customer Size Accepted
Grade :
MD70A
Surface treatment :
Polishing,Ungrounded
Usage :
For cold heading and cold punching fasteners
Advantage :
High toughness & good wear resistance.,30years production experience in tungsten carbide field
Description

Cold Heading Dies Grade MD70A

  • 100% virgin raw materials;
  • Hip sintered, high hardness, high wear resistance;
Grade Co Grain Size of WC Hardness Density Flexural Strength Bending Toughness Elastic Modulus Coefficient of Thermal Expansion Application
% HRA HV30 g/cm3 MPa N/mm2 GPa 10-6/℃
MD51B 19 medium 85 940 13.5 3100 　 400 6.7 Suitable for mould of shrinkage rod with large reduction in diameter
MD50A 20 medium 85.8 1020 13.4 3300 　 390 6.8 Suitable for mould of shrinkage rod with small reduction in diameter
MD60A 20 medium 84 860 13.6 2900 　 390 6.8 Suitable for mould to make straight rod, screws,nut etc
MD61B 22 medium 84 860 13.3 3150 　 360 7.1 Suitable for heavy hardness stainless steel
MD62B 22 medium 83.5 820 13.3 3000 　 360 7.1 Suitable for dry wall screw and common stainless steel
MD65A 25 medium 84.1 870 12.9 3100 　 340 7.6 Suitable for heavy loads straight rod moulds
MD70A 25 medium 82.5 760 13.1 2800 　 340 7.6 Suitable for heavy loads nut moulds

D L
≤15 ＞15～30 ＞30～50 ＞50～80 ＞80
Deviation
≤Ф15 ±0.20 ±0.30 ±0.40 　 　
＞Ф15～30 ±0.30 ±0.40 ±0.50 ±0.60 　
＞Ф30～50 ±0.50 ±0.60 ±0.70 ±0.75 ±0.80
＞Ф50～80 　 ±0.70 ±0.88 ±0.90 ±1.0

d L
≤18 ＞18～30 ＞30～50 ＞50～80 ＞80
Deviation
≤Ф5 0～-0.40 0～-0.40 0～-0.4 0～-0.5 　
＞Ф5～10 0～-0.50 0～-0.60 0～-0.70 0～-0.75 　
＞Ф10～20 0～-0.70 0～-0.75 0～-0.80 0～-0.90 0～-1.00
＞Ф20～35 　 0～-0.90 0～-1.00 0～-1.10 0～-1.20
L D
≤Ф15 ＞Ф15～Ф30 ＞Ф30～Ф50 ＞Ф50～Ф80
Deviation
≤15 ﹢0.8 ﹢1.0 ﹢1.2 　
﹢0.3 ﹢0.3 ﹢0.3 　
＞15～30 ﹢1.0 ﹢1.2 ﹢1.5 ﹢1.6
﹢0.3 ﹢0.3 ﹢0.3 ﹢0.4
＞30～50 ﹢1.5 ﹢1.5 ﹢1.8 ﹢2.0
﹢0.5 ﹢0.5 ﹢0.5 ﹢0.5
＞50～80 ﹢2.0 ﹢2.0 ﹢2.2 ﹢2.5
﹢0.5 ﹢0.5 ﹢0.5 ﹢0.6
＞80 　 　 ﹢3.0
　 　 ﹢0.6
Product tags

tungsten carbide cold heading dies

,

tungsten carbide thermal expansion

,

tungsten carbide hrc
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MD70A Grade Carbide Cold Heading Dies Advanced Sintered In Hip Furnace

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Product Detail
Brand Name :
PM
MOQ :
1
Price :
USD 55~65/KG
Payment Terms :
L/C, T/T
Delivery Time :
10 working days
Product material :
tungsten carbide,100% Original Carbide
Contact Supplier
MD70A Grade Carbide Cold Heading Dies Advanced Sintered In Hip Furnace

Hunan Boyun-Dongfang Powder Metallurgy Co., Ltd

Active Member
5 Years
hunan, changsha
Since 1994
Business Type :
Manufacturer, Exporter, Seller
Main Products :
Tungsten Carbide Rod, Cemented Carbide Rod, Tungsten Carbide Blanks
Total Annual :
2000000-11000000
Employee Number :
200~220
Certification Level :
Active Member
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