Physical and chemical properties
1.Forging molybdenum rod
1.1 Purity: 99.95%-99.98%;
1.2 Density: ≥10.2g/cm3 ;
1.3 Linearity: ≤1%
2.Sintering molybdenum rod
2.1 Purity: 99.95%-99.98%;
2.2 Density: ≥9.5g/cm3 ;
2.3 Linearity: ≤3%
Dimension and tolerance
Unit:mm
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Delivery condition
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Diameter
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Diameter tolerance(%)
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Max length
|
|
Forging or sintering
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＜10
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±0.1
|
2500
|
|
10~30
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±0.1
|
2000
|
|
|
30~60
|
±0.1
|
1500
|
|
|
60~100
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±0.2
|
1000
|
|
|
100~200
|
±0.2
|
600
|
|
|
＞200
|
Manufacture according to customers' requirements
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Sintering tungsten rod
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Item
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Process
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Equipment
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Quality Check point
|
|
1
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Lathe, Grinder
|
|
1 Density of product
2 Dimension
1 Linearity, surface quality
2 Quality standard:GB/T17992-1999
3 Show certificate of quality
|
|
2
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Forging
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Rotary forging equipment&Forging air-hammer
|
|
|
3
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Machining
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Lathe, Grinder
|
|
|
4
|
Check
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Eddy current flaw detector
|
|
|
5
|
Package
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|
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