high precision pure black tungsten wire in spool

high precision pure black tungsten wire in spoolTopProduct Description
Name
Type
W%
Diameter
Usage
Tungstenwire
W1
≥99.95
Φ0.40~1.80
Forhightemperatureand
shakingresistive
lamp,Double-spirallamp
wire,fluorescence
lamp,nomallampfilament.
WAl1
≥99.95
Φ0.012~1.80
WAl2
≥99.95
Φ0.012~1.80
Cleaned
Tungstenwire
WAl1
≥99.95
Produce
accordingtothe
demandsof
customer
Usedinelectric
vacuumandelectriclight
source,electrontube,car
lampseries,halogen
lamp,speciallamp.
WAl2
≥99.95
1. Grade:W1WAl1 WAl2 WLa WCe
2.Appearance : Black surface or alkali washing surface.
3. Applications: Mainly used for making heating wires, twisted wires for coating films under vacuum, also used as electrical light.
Mass Characteristics
Symbol: W
Atomic Number: 74
Atomic Weight: 183.85
Density: 19.254 g/cc
Thermal Properties
Melting Point: 3410°C (+ 20°C)
Boiling Point: 5900°C
Specific Heat: 0.14 kJ/kg x K at 20°C
Latent Heat of Fusion: 209 kJ/kg (estimated)
Thermal Conductivity: 129 W/m x K at 20°C
Evaporation Heat: 444 J/g
Electrical Properties
Electrical Resistivity: 5.5 μΩ/cm at 20°C
Temperature Coefficient of the Electrical Resistivity: 0.00482 Ω/ΩK
Temperature of Superconductivity: 0.016 K
about UsTitanium sheet/plate: Gr1,Gr2,Gr3,Gr4,Gr5,GR7,Gr9,Gr11,Gr12,Gr23Titanium bar/rod: Gr1,Gr2,Gr3,Gr4,Gr5,GR7,Gr9,Gr11,Gr12,Gr23Titanium wire:Gr1,Gr2,Gr3,Gr4,Gr5,GR7,Gr9,Gr11,Gr12,Gr23Titanium tube/pipe: Gr1,Gr2,Gr3,Gr4,Gr5,GR7,Gr9,Gr11,Gr12,Gr23Titanium target: more than 99.6% titanium, shape: round target,and plate targetTitanium fastenerTitanium anodeNitinol:wire,rod,sheet
Titanium flange, Titanium ring, Titanium disc etc related special forgingsTungsten:W1,W2. 99.95%, 99.995%,Plate, rod, wire, tubeMolybdenum:99.95%, 99.995%,Plate, rod, wire, tubeTantalum:Plate, rod, wire,tube, foilNiobium:Plate, rod, wire, tube,foilZirconium:Plate, rod, wire, tubeNickel :Plate, rod, wire, tubeHafnium:Plate,rod,wire, foilFAQ
Q: How long is your delivery time?
A: If the goods are available, it is usually 3-5 days. If the goods are out of stock, then 7-10 days.
Q: Do you provide samples? Is it free or extra?
A: Yes, we can provide samples for free but do not pay for shipping.
Q: What is your payment terms?
A: Payment ≤1000USD, 100% in advance. Payment ≥1000USD, 30% T / T in advance, the balance before delivery.
Q:How do you insure the quality?
YUNCH:We send mill cert for the products with delivery.And we also can do TPI(Third party inspection)on the products if neccessary.
If you have additional questions, please feel free to contact us as follows: