export high quality pure tungsten filament/tungsten wire

Tungsten Filament 1.Style: pure tungsten filament 2. Shape: tungsten wire
3. Grade: W1, W2, WAL1, WAL2 4. Properties&Application:

	Good winding property,non-sag,applied for making incandescent lamp,coiled-coil or trispiral CFL filament,feast lamp and support.
	Good processability,applied for halogen lamp and coiled-coil incandescent lamp.
	High recrystallization temperatures and non-sag,applied for making shock-resistance filament and halgen filament.

 5. Chemical Composition(%): 

W	K	Fe	Mo	other impurity,each
≥99.95	0.004-0.010	≤0.0020	≤0.0030	≤0.0010

6. Diameter Tolerance:

diameter	weight mg/200mm	200mm weight tolerance			diameter tolerance
		0	grade I	grade II	grade I	grade II
10	0.30-0.98	-	±3.0	±4.0
18	0.98-4.85	±2.0	±2.5	±3.0
40	4.85-19.39	±1.5	±2.0	±2.5
80	19.39-272.71	±1.0	±1.5	±2.0
300	272.71-371.19	-	±1.0	±1.5
350		-	-	-	±1.5	±2.0
500		-	-	-	±1.0	±1.5

Tungsten  Filament  Photo  shows                                                                
Tungsten rod                                                                                                         Tungsten plate                                                                                                   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.

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