Model No.︰-
Brand Name︰OUKE
Country of Origin︰China
Unit Price︰US $ 20 / pc
Minimum Order︰1 pc
High purity tungsten rods:
Grade: W1
Purity:99.95 min.
Application:making filament,setting rod at H.T.,electrode etc
High purity tungsten rods
Type & Application
Note : Quality is strictly as per GB4181-2003 national standard.
Chemical Composition:
|
Type |
W |
Fe |
M0 |
Other element |
|
WAL1 |
≥99.95% |
≤0.001% |
≤0.002% |
≤0.001% |
|
W1 |
≥99.95% |
≤0.001% |
≤0.002% |
≤0.001% |
Note : K is not regarded as impurity.
WAL1: K ≥ 75 PPM
Dimension and tolerance
|
Varity |
Diameter Range |
Diameter Tolerance |
|
|
MIN |
MAX |
||
|
Black rod wroughted |
≥3.0mm |
±0.05mm |
±0.10mm |
|
Straightened rod |
0.5 →3.0mm |
±0.01mm |
±0.01mm |
|
Ground rod |
≥0.8mm |
±0.01mm |
±0.05mm |
Payment Terms︰ T/T
