1. High melting point and high corrosion resistance
2. Super thermal efficiency
3. 99.95% Purity
4. Appearance: silver white/gray metallic luster
The surface of electrolytic polished tungsten wire shall be smooth, clean, gray silver with metal luster. The tungsten wire features excellent formability, short life and supper lighting efficiency.
tungsten wolfram wire filament
Black and white
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.