Customized Size Polished Tungsten Tube
This tungsten tube features a polished surface and is available in customized sizes. It is ideal for use as a thermal protection tube in high-temperature furnaces and chemical processing.





Technical Specifications
Overview
High-Purity Tungsten Solutions
These customized tungsten tubes are manufactured with a minimum purity of 99.95%, offering exceptional performance in extreme environments. Featuring high density and a silver-gray metallic luster, they provide superior resistance to corrosion and high temperatures. These tubes are essential components for sapphire crystal furnaces, high-temperature furnaces, and thermocouple protection.

Material Properties
Tungsten Purity
- Density
- 18.8 g/cm3
- Key Features
- High Melting PointCorrosion ResistanceHigh StrengthHigh Temperature ResistanceLow Thermal Deformation
Technical Specifications
Standard Size Ranges
| Diameter Range | Min Wall Thickness | Max Length | Density |
|---|---|---|---|
| 8 - 70 mm | 3 mm | 300 mm | ≥ 18.8 g/cm3 |
| 70 - 500 mm | 8 mm | 700 mm | ≥ 18.3 g/cm3 |
- Surface Condition
- Polished silver-gray metallic luster
Manufacturing & Quality
Production Methods
- Isostatic pressing
- IF induction sintering
- CNC vertical turning
- CNC milling
- Coreless grinding
- Wire cutting
Rigorous Inspection
Each step of production and all finished products undergo strict inspection by the QC department before warehousing. Only goods meeting all technical and mechanical requirements are approved for delivery.
Applications
Industrial Applications
- Thermocouple protection tubes
- Sapphire crystal furnace components
- High temperature furnace hot zones
- Chemical machinery
- Vacuum furnace equipment
Logistics
Shipping Recommendations
| Gross Weight | Recommended Method |
|---|---|
| ≤ 45kg | Express (TNT, DHL, FedEx) |
| 45kg - 100kg | Express or Air Freight |
| ≥ 100kg | Air or Sea Freight |




