Tungsten wire for halogen filament+tungsten element

1) Purity: over 99.95% W 2) Spec.: 4.5mg 3) Quality: Passing the SGS FREE SAMPLES

Tungsten wire for halogen filament          

 

This kind of tungsten wire is applied for manufaturing halogen filament,shock-resistance filament and other high temperature-resistance devices.

                                                                               1) Type & Application

Type	Application
WB91	Applied for manufacturing halogen filament, shock-resistance filament and other high temperature-resistance devices
WB61	Applied for manufacturing coiled-coil or triple CFL filament.
WB31	Applied for manufacturing incandescent lamp and supporting wire, etc.

                                                                             2) Diameter Tolerance

Diameter (um)	Weight (mg/200mm)	200mm weight tolerance
		0	I	II
10 <d≤18	0.30-0.98	----	±3.0	±4.0
18 <d≤40	0.98-4.85	±2.0	±2.5	±3.0
40 <d≤80	4.85-19.39	±1.5	±2.0	±2.5
80 <d≤300	19.39-272.71	±1.0	±1.5	±2.0
300 <d≤350	272.71-371.19	----	±1.0	±1.5

 

REMARK

Note:

The diameter range can be custom-made as per the requirements of customers.

Products conform to HFQI-26 technical standard.

The diameter range can be custom-made as per the requirements of customers.

Tungsten wire for halogen filament+tungsten element