Double-layer horizontal cylindrical structure, inner wall made of 304 stainless steel, outer wall high-quality carbon steel, polished, water-cooled between walls, ensuring surface ≤55℃; equipped with vacuum ports, thermocouple holes, and electrode ports.
Technical Parameters
Structure Type: Horizontal side-opening structure, with independent control cabinet on the right side.
Furnace Chamber: Double-layer horizontal cylindrical
structure, inner wall made of 304 stainless steel, outer wall high-quality
carbon steel, polished, water-cooled between walls, ensuring surface ≤55℃;
equipped with vacuum ports, thermocouple holes, and electrode ports.
Furnace Door: Double-layer water-cooled flat door, inner
wall of 304 stainless steel, outer wall high-quality carbon steel; manual gear
locking/opening mechanism, reliable and convenient.
Heating & Insulation System: Tungsten mesh heater
mounted on alumina ceramics for annular radiation heating; full-metal shielding
with tungsten, molybdenum, 310S stainless steel, and support screens; ensures
excellent temperature uniformity and insulation.
Technical parameters：
| Model | KS-VF-WHB2000 |
| Product Name | Vacuum Tungsten Wire Furnace |
| Furnace Type | Horizontal Structure |
| Door Type | Side Opening (Front Loading) |
| Heating Method | Tungsten Mesh Heating |
| Max Power | 60 KW ±10% (subject to actual) |
| Usable Dimension | 120 x 120 x 300 mm |
| Temperature Zones | 1 |
| Max Temperature | 2000℃ |
| Rated Temperature | ≤1900℃ |
| Ultimate Vacuum | 6.67×10⁻⁴ Pa (empty furnace, cold state, purified) |
| Leak Rate | ≤5 Pa/h |
| Temperature Accuracy | ±1℃ |
| Heating Rate | ≤30℃/min (recommended ≤10℃/min) |
| Temperature Controller | Xiamen Yudian |
| Thermocouple | Tungsten-Rhenium Thermocouple |
| Protective Atmosphere | High-purity N₂ / H₂ |
| Explosion-proof Pressure | 0.04 MPa (adjustable range) |
| Water Quality Requirement | pH 7.0–8.5; suspended solids <100 mg/L; CaO <10 mg/L; dissolved solids <30 mg/L; conductivity <500 μS/cm |
| Operating Requirement | Altitude <1000 m; ambient temperature 0–45℃; humidity 15%–45% |
| Power Supply | AC 380V, Three-phase, 50/60 Hz |
