Xian Foreign Trade And Economic Development Corporation
Main products:Tungsten,Molybdenum,Tantalum,Titanium,Niobium
Products
Contact Us
  • Contact Person : Ms. L Annie
  • Company Name : Xian Foreign Trade And Economic Development Corporation
  • Tel : 86-29-87852682
  • Fax : 86-29-87853525
  • Address : Shaanxi,Xi'an,8/F Xi'an Foreign Trade Building No.68 Middle Sector South Huancheng Road, Xi'an, China
  • Country/Region : China
  • Zip : 710061

Pure Tungsten crucibles for Sapphire ingot grower Hot zone

Pure Tungsten crucibles for Sapphire ingot grower Hot zone
Product Detailed
1.Tungsten Crucible for Sapphire cyrstal growth furnace 2.Materials:pure tungsten 99.95%Min 3.Size: OD350 X H400mm

Tungsten Crucible

Tungsten crucible is mainly used for rare earth, sapphire single crystal growth furnace , quartz glass, metal extracting, metallurgical industry, machinery processing, glass and ceramic industries, etc.

 

 

Delivery condition

Specification

Tolerance

Thickness

Roughness   (μm)

Diameter

Height

Diameter

Height

Sinter

10~700

10~1000

±5.0

±5.0

5~30

 

Finished sinter

10~650

10~850

±0.5

±1.0

7~25

<2.5

2.Manufacturing process and equipment

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 qua

Chemical composition: tungsten >99.95% ( percentage by weight)

Density: >18.3g/cc

Specification: Diameter: Dia100----Dia400mm   Height: H200—H500mm

Surface finish : < Ra3.2 shining furnace

Working temperature: 1800 ~ 2600 In Vacuum or deoxidize atmosphere

Produce Method: Powder Metallurgy

SMT’s advantage in tungsten crucible:

1)Large size, high purity, high density, Smooth furnace

2)Long history of supplying the tungsten crucible for Single crystal growth furnace and silicon produce furnace

3)Competitive price & professional service.

 

SMT’s contact information:

Xi’an Htemps Metal Materials Co.,Ltd.

Tel: 0086-29-81320779 81320782   Fax: 0086-29-81320781

 

 

 

 

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