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Help CenterTungsten Crucibles for Melting Glasses
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Specifications
Tungsten Crucibles for Melting Glasses1.Grade: W1
2.Purity: 99.95%min.
3.Capacity:50ml
4.Different dimensions are available
Tungsten Crucible specification |
1.Grade: W1
2.Purity: 99.95%min.
3.Capacity:50ml
4.Different dimensions are available
5.Dimension and tolerance
|
Delivery condition |
Specification |
Tolerance |
Thickness |
Roughness (um) |
||
Diameter |
Height |
Diameter |
Height |
|||
Sintering |
10~500 |
10~750 |
+/-5.0 |
+/-5.0 |
8~20 |
<3.5 |
|
Sintering finishing |
10~450 |
10~550 |
+/-0.5 |
+/-0.5 |
7~18 |
<2.5 |
6.Processing:
Item |
Process |
Equipment |
Quality Check |
1 |
Powder purified |
Purified furnace |
GDMS |
2 |
Isostatic pressing |
Isostatic pressing machine |
Measurement of rough-processed |
3 |
IF forging |
High-accuracy forging machine |
Dimension measurements for product |
4 |
IF sintering |
High temperature vacuum sintering furnace |
Dimension measurements for product |
5 |
Final machining |
High-accuracy turning machine |
Surface quality/ roughness and density |
6 |
Package |
|
Quality Test Report |
7.Tungsten crucible is widely applied in industry furnace such as sapphire rowth furnace, quartz
glass melting furnace,and reare earth smelting furnace.The temperature in working
environment of tungsten crucible is above 2000°C.For sapphire crystal growth furnace,high-purity,
high-density, no internal-crack tungsten crucible with other features of exact measurement and
smooth inner surface has decisive influence on success ratio of seed growth, quality control
of pulling crystal, metamictization pot-committed and service life during sapphire growth process.
Tungsten Crucible photo shows |
Why Choose GETWICK? |
1 |
More than 2000 products are available. |
2 |
An ISO9001:2008 , ISO14001 ,C E 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. |
About GETWICK Certificate |
About GETWICK Factory |
Packaging information |
Type of payment |
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