Pure Tungsten Rods

Product Detail

high quality 99.95% pure tungsten bar  
Specification
1.Material: tungsten  
2.Pure: 99.95%  
3.Surface: black, burnishing, polishing


Tungsten      content	Type	Diameter  (mm)	Dia.tolerance   (mm)	Length  (mm)	L tolerance   (mm)	Liner       rate
99.95%	Sintering bar	40-100	±3	500max	±5	±5%
	Forged bar	20-80	±2	800max	±5	±2%
	Ground bar	2-60	±0.1	650max	±1	±0.5%
Application	Be used for drawing tungsten wires, electrodes, heaters in high temperature vacuum furnace and so on.

Chemical Compositions

Grade	Tungsten content	Contents of Impurity Elements
		Total Content	Content of each element
WAL1,WAL2	99.95%min	0.05%nax	0.01%max
W1	99.95%min	0.05%nax	0.01%max
W2	99.92%min	0.08%nax	0.01%max

Dimension & Tolerance

Varity	Diameter Range	Diameter Tolerance
		MIN	MAX
Black bar wroughted	=3.0mm	±0.05mm	±0.10mm
Straightened bar	0.5?3.0mm	±0.01mm	±0.01mm
Ground bar	=0.8mm	±0.01mm	±0.05mm