Products Description
0.15mm tungsten wire is a thin filament made of tungsten metal. It is commonly used in applications that require a high melting point and strong mechanical properties. Tungsten is a metallic element with an extremely high melting point (about 3422°C). This allows tungsten wire to remain stable under extreme heat. Additionally, tungsten wire has a low evaporation rate, high tensile strength, and good resistance to corrosion and oxidation.
Tungsten filament is mainly used in incandescent lamp, halogen tungsten lamp and other electric light sources. Tungsten wire, a tungsten wire used in light bulbs, is also tungstenwire with a small amount of potassium, silicon, and aluminum oxides, also known as 218 tungsten wire, or Non-sagTungsten Wire.
features
Extremely high melting point: With the highest melting point (3422°C) among all metals, 0.15 mm tungsten wire remains solid even under extreme heat.
Low evaporation rate: Tungsten evaporates minimally at high temperatures, ensuring slower wear and extended service life.
Very high tensile strength: Tungsten wire surpasses steel in tensile strength, maintaining reliability under mechanical stress without easy failure.
Corrosion and oxidation resistance: In inert gas environments, tungsten wire resists oxidation and corrosion, preserving performance in harsh conditions.
High thermal conductivity: Its efficient heat dissipation prevents localized overheating, enhancing stability in high-temperature applications.
Positive temperature coefficient: Rising temperature increases resistance, stabilizing performance and preventing damage from excessive current.

Application
Lighting:
In light bulbs, the filament is made of tungsten wire measuring 0.15mm in diameter. It is the part that glows in light bulbs. Electricity passes through the filament, making it glow. The glowing filament emits light.
Electron Microscopes and X-ray Tubes:
Tungsten wires are used here. The wires emit electrons. Endurance and strength are important qualities of these wires. This enables smooth operation of equipment that is heavily used.
Industrial Furnaces:
The tungsten wire serves as a heating element. The wire gets extremely hot. This helps in the production of metals and ceramics. The tungsten wire is used to melt and shape materials.
Aerospace:
Tungsten has applications in several components. The wire is used in sensors and shields in planes and spacecraft. It can withstand extreme heat and other harsh conditions, making strong filaments essential.
Medical Equipment:
The wire is used in X-ray examining devices. It helps physicians view internal body details. Medical microscopes use it for examining tiny samples. The reliability of these tools depends on the filament.

Specification
|
Grade |
Wu |
Other |
|
|
Total |
Each |
||
|
WAL1, WAL2 |
≥99.95% |
≤0.05% |
≤0.01% |
|
W1 |
≥99.95% |
≤0.05% |
≤0.01% |
|
W2 |
≥99.92% |
≤0.08% |
≤0.01% |
|
Note: Potassium is not counted as an impurity. |
|||
FAQ
Are you a factory or manufacturer?
A: Yes, we are a factory but we generally use our trading company to handle the business abroad. It will be more convenient to receive the remittance and arrange the shipment.
What is the delivery method?
A: Generally, we send cargo by UPS, DHL or FedEx. Also, we can send by sea to seaport or by air to the closest airport.
Why is your product so cost-effective?
A: We cut out the middlemen in the end-to-end manufacturing process and we obtain raw material directly from its source.
Do you do spot quality inspection or full inspection?
A: 100% full inspection for sure. All unqualified products are discarded.
How do you ensure your lead time?
A: From material preparation to machining and finally to a full inspection. Every stage of production is strictly monitored and controlled to give you an accurate delivery time.
What is the MOQ of 0.15mm Tungsten Filament ?
A: Depends on quantity, generally, no MOQ limit.
How to pay for it?
A: A bank transfer (T/T) will be acceptable.
What is the delivery time?
A: around 7-20 days which depends on the quantity and production.
What is kind of the package?
A: Generally, we use a carton case or plywood case with protective material inside to ensure the save of cargo
What is the lead time?
A: from order placed to cargo receiving will take around 10-25 days.
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