Tungsten Ejecting Needles

Tungsten ejecting needles are made of high-purity tungsten powder pressed into a tungsten rod, and then ground by precision equipment. It has high hardness, strength, wear resistance, and excellent corrosion resistance and is mainly applied to LED chip sorting machine and semiconductor IC die bonding for assembly process.

tungsten ejecting needles phototungsten ejecting needles photo

Main Specifications

Main Specifications

Parameter

Parameter

Parameter

Diameter

0.7 mm (+/- 0.05 mm)

Standard

Length

12-17 mm (+/- 0.05 mm)

Customized

Taping Angle

10 degree (+/- 1 degree)

Customized

Tip Radius R

12-300 um

Customized

Product specifications

(1) Rounding type

Main Specifications

Length
(mm)

Diameter
(mm)

Taping angle
(degree)

Tip Radius
(μm)

17

0.7

10

10

17

0.7

10

12

17

0.7

10

15

16

0.7

10

15

17

0.7

10

20

12

0.7

10

20

17

0.7

10

21

17

0.7

10

22

12

0.7

10

22

8

0.7

10

23

12

0.7

10

23

17

0.7

10

25

17

0.7

10

30

17

0.7

10

35

17

0.7

10

40

17

0.7

10

50

12

0.7

10

50

17

0.7

10

60

12

0.7

10

70

17

0.7

10

80

17

0.7

10

100

12

0.7

10

100

17

0.7

10

125

17

0.7

10

150

12

0.7

10

150

17

0.7

10

200

12

0.7

10

200

16

0.7

10

250

17

0.7

10

300

(2) Top-flat type

Main Specifications

Length
(mm)

Diameter
(mm)

Taping angle
(degree)

Top-flat
Ø(um)

17

0.7

10

16

17

0.7

10

18

17

0.7

10

20

12

0.7

10

20

12

0.7

10

23

17

0.7

10

30

17

0.7

10

40

17

0.7

10

50

12

0.7

10

50

9.2

0.7

10

50

12

0.7

10

60

12

0.7

10

70

17

0.7

10

80

17

0.7

10

100

12

0.7

10

100

10

0.7

10

100

17

0.7

10

125

17

0.7

10

150

17

0.7

10

175

17

0.7

10

200

15

0.7

10

200

17

0.7

10

250

17

0.7

10

300

17

0.7

10

500

If there is any interest in tungsten products, please feel free to contact us through the following methods.
Email: sales@chinatungsten.com
Tel.: +86 592 512 9696/+86 592 512 9595

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