Wire Drawing Die products
Single Crystal Diamond Dies
Natural Diamond Dies
Single Crystal Synthetic Dies
Sizes available from 0.02 to 2.6 mm
Polycrystalline Diamond Dies(PCD Dies in brief)
Sizes available from 0.05 to 25 mm

Reduction Angle for different materials, sizes and area reductions

Area %
Reduction (%)
Die Size (mm)
  Copper
Al alloy
Stainless steel
Copper plated steel
Bearing(%)

5~ 8

0.01~0.049

11° ±2°

10° ±2°

40%±10%

8~11

0.05~0.099

13° ±2°

11° ±2°

40%±10%

11~16

0.10~0.499

15° ±2°

13° ±2°

40%±10%

16~22

0.50~2.499

17° ±2°

15° ±2°

35%±10%

22~35

2.50~8.00

19° ±2°

17° ±2°

30%±10%


Standard tolerance and casing

Diamond Type

Blanks Code

Application size(mm)

Standard Tolerance

StandardCasing (mm)

ADDMA Code

Weilly Code

NaturalDiamond Dies

-

<0.04

+0-0.0004

25x 6

0.04 ~0.059

+0-0.0005

25x 8

0.06~0.39

+0-0.001

25x 8

0.40~0.79

+0-0.002

25x10

0.80~2.50

+0-0.003

25x12

PolycrystallineDiamond Dies

D- 6

C

0.05~0.50

+0-0.001

25x 8

D-12

S

0.30~0.90

+0-0.002

25x10

D-15

B

0.50~1.50

+0-0.002

25x12

D-18

A

0.80~2.30

+0-0.003

25x12

D-21

M

1.60~3.20

+0-0.004

30x15

D-24

L

2.60~4.20

+0-0.005

30x15

D-27

I

3.80~5.50

+0-0.010

55x24

D-30

H

4.80~7.60

+0-0.010

55x24

D-33

X

6.00~9.80

+0-0.015

60x28

D-36

Y

8.00~20.0

+0-0.020

-

ADDMA: American Diamond Die Manufacturers' Association
Other tolerances or/and casings are available on request
 
Other applications for diamond dies:
1.Shaped PCD drawing Dies

With more than 18 years of experience, we can provide not only round drawing Dies, but also a variety of shaped PCD drawing Dies for the metal bar and wire drawing. Commonly shaped dies include square, rectangle, triangle and hexagonal, and others are available based on customer’s request.

The thinnest PCD dies
   
PCD Shaped Dies
Dimension
Applicable range
MIN.(mm)
Max.(mm)
Square
S
0.2
15
D
.
.
R
0.06
5
Rectangle
W
0.4
15
H
0.10
10
R
0.06
.
W/H
.
≦15
Triamgle
S
0.5
10
H
0.5
10
R
0.06
2
Hexagonal
H
0.4
20
R
0.05
.
D
0.5
23

 

When you inquire shaped dies, be sure to inform the incoming wire dimension.

2. Nipple guides- for plastic coating of wire with concentricity within
0.005mm.
3. Tinning guide - With Titanium casing for tin coating, which has two standard casing sizes.

Size

Diameter (mm)

Thickness (mm)

Under 0.399mm

25

8

Above 0.400mm

25

10

4.Stranding/Compact Dies-The available sizes ranging from 0.3mm up to 25mm are achievable depending on the availability of PCD material.
5.Wire guide for WEDM-For Mitsubishi, Sodick, Fanuc etc WEDM.
6.Extrusion Dies - For extrusion of ceramic rod and pen lead.

 

WEILLY DIAMOND INDUSTRIAL CO.,LTD.
Address : NO. 1.LANE 62,KUNG WU RD.LUNG-TAN HSIANG,
TAO-YUAN HSIEN, TAIWAN,R.O.C.
TEL : +886-470-7155 ------FAX : +886-3-470-7162
E-mail : weilly@ms5.hinet.net
  charles.weilly@msa.hinet.net