Tungsten Crucibles for Quartz glass melting furnace

tungsten smelting crucible specification

Delivery condition

Specification

Tolerance

Thickness

Roughness   (μm)

Diameter

Height

Diameter

Height

Sinter

10~500

10~750

±5.0

±5.0

8~20

Finished sinter

10~450

10~550

±0.5

±1.0

7~18

<2.5

Item

Process

Equipment

Quality Check point

1

Tungsten powder

1  Purity of tungsten powder

2

Sieving

High frequency vibrating screen

2  Fsss,HB

3

Mixed powder

V shape mixer

3  Green strength

4

Isostatic pressing

Isostatic pressing machine

1  Measurement of rough-processed billet

5

Rough billet lathing

CNC vertical turning machine

2  Surface quality of rough-processed billet

6

IF sintering

IF induction sintering furnace

1  Outside measurements of finished product

7

Competitive products  lathing

High-accuracy vertical turning machine

2  Surface quality and roughness of finished product,density

8

Package

3  Show certificate of quality

tungsten smelting crucible photo shows

Why Choose GETWICK?   

1

More than 3000 products are available.

2

An ISO9001:2008,ISO14001,CE Certified.

3

Offer you professional rare metal products and customized services.

4

We feedback in 24 hours online and provide professional advice on products.

5

With an annual output of 300 MT of tungsten & molybdenum and other precious metals.

6

More than six years experiences, Winning customers ’trust and satisfaction from all over the world.

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About GETWICK Factory    

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