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zhejiang Jinping Wire Drawing Die Co.,Ltd
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Natural Diamond Dies

Natural Diamond Dies

Place of Origin : China
Brand Name : Jinping
Certification : ISO9001
MOQ : 1pcs
Price : negotiation
Packaging Details : wooden case or carton
Delivery Time : ASAP
Payment Terms : T/T
Supply Ability : As per customers' requirements
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Jinping Wire Die produces high performance natural diamond dies which are widely used to draw fine wires like magnet wire (normally less than 0.5 mm), tungsten wire and stainless steel wire (less than 0.1 mm).
Features:
 Precise die orientation
 Accurate die profile
 Highly polished finish from bell to back relief
 Accurately sized
 Straight & consistent reduction angle
 Maximum wear resistance
 Minimum die pull
 Excellent wire surface quality
 Hole diameters: 0.009 - 1.750 mm


A. Approach Angle / Front Bell
B. Blend
C. Reduction Angle
D. Wire Contact Area
E. Bearing Length
F. Back Relief
G. Exit / Back Bell
Reduction Angle: Normal for Soft Materials is 16°- 20° Hard Materials is 12°- 16°.
Bearing Length: Shown at % of Hole Diameter. Normal for Soft Materials is 20% - 40%. Hard Materials is 40% - 60% .

Typical Reduction Angle & Bearing Length



% of Area Reduction Per Draft
Lead
Zinc
Silver
Gold
Aluminum
Nickel
Copper
Brass
S. Steel
Alloys
Hard Alloys
High Carbon Steel
Hot
Tungsten
8 to 12%
16°
12°
11°
10°
10°
12 to 16%
18°
14°
13°
12°
12°
16 to 25%
22°
18°
16°
15°
12°
25 to 35%
24°
22°
19°
18°
14°
Bearing Length
0.2-0.5d
0.4-0.8d



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