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[China]
Trade Verify
Address: Luoyang National University Science and Technology Park
Contact name:sabrina.chen
Luoyang Hypersolid Metal Tech Co., Ltd |
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99.95% W Tungsten Rod Bar High Temperature Performance
Introduction
1. High density: density up to 19.2/gcm3, heavy dense, small volume
2. Heat resistance: melting point 3410 degrees, boiling point 5927 degrees, good high temperature performance.
3. Wear resistant: excellent hardness, low vapor pressure, low thermal expansion combined.
Details
1. Material: tungsten
2. Purity:>=99.95%
3. Dia: 0.8mm Min
4. Surface: black, sintering, polishing, machining
Chemical Composition
| Element | Mo | Mg | Fe | C | Al | N | Si | Ca | Ni | C | |
| Concentration(%) | 0.01 | 0.003 | 0.005 | 0.005 | 0.002 | 0.003 | 0.005 | 0.005 | 0.003 | 0.008 | |
| Purity(Metallic Base) W≥99.95% | |||||||||||
Parameters
wholesale customized 99.95 % pure tungsten bars
| Machining | Diameter | Diameter tolerance % | Max length, mm |
Forging, Rotary swaging | 1.6-20 | ±0.1 | 2000 |
| 20-30 | ±0.1 | 1200 | |
| 30-60 | ±0.1 | 1000 | |
| 60-70 | ±0.2 | 800 |
Note: Your special request for wholesale customized 99.95 % pure tungsten bars will be available.
Atomic number | 74 |
CAS number | 7440-33-7 |
Atomic mass | 183.84 [g/mol] |
Melting point | 3420 °C |
Boiling point | 5555 °C |
Density at 20 °C | 19.25 [g/cm3] |
Crystal structure | Body-centered cubic |
Coefficient of linear thermal expansion at 20 °C | 4.410-6[m/(mK)] |
Thermal conductivity at 20 °C | 164 [W/(mK)] |
Specific heat at 20 °C | 0.13 [J/(gK)] |
Electrical conductivity at 20 °C | 18.2106[S/m] |
Specific electrical resistance at 20 °C | 0.055 [(mm2)/m] |
Applications
Parts of the electric light source and electron tube
Heat elements of high-temperature furnace
Rare earth industry
Vacuum coating industry
FAQ
1. Are you a trading company or manufacturer?
