Technology / product information

The Metal Hot Zone High-Temperature Vacuum Furnace by DOWA Thermotech is a high-precision heat treatment device designed for firing non-oxide fine ceramics. It resolves the carbon contamination issues caused by traditional graphite hot zones, enabling the production of high-purity products. Additionally, it supports operations in vacuum environments up to 2200°C and hydrogen atmospheres up to 1800°C, ensuring uniform temperature distribution for high-quality firing and sintering. This furnace is widely utilized in brazing and processing special ceramics as well.

■ Features
High-Temperature Capability: Stable operation in vacuum environments at 2200°C and hydrogen atmospheres at 1800°C.
Zero Carbon Contamination: Incorporates a metal hot zone to prevent carbon contamination of products.
Uniform Heating: High-precision temperature distribution design ensures even heating throughout the product.
Automatic Operation: Standard-equipped with fully automatic programmable operation.
Reduced Maintenance Costs: Designed to minimize deformation and wear of the hot zone, reducing operational costs.
Moist Atmosphere Compatibility: Flexible operation under special conditions for firing and sintering.

■ Specifications
Maximum Temperature: 2200°C in vacuum, 1800°C in hydrogen atmosphere
Effective Dimensions (mm):
Model 1: Width 200 × Length 500 × Height 200
Model 2: Width 300 × Length 300 × Height 300
Model 3: Width 300 × Length 600 × Height 300
Processing Capacity: Up to 100–400 kg (varies by model)

■ Applications
Fine Ceramics: Firing and sintering high-purity ceramics.
Brazing: Ideal for high-precision brazing processes.
Special Component Processing: High-temperature treatment and processing of non-oxide materials.

The Metal Hot Zone High-Temperature Vacuum Furnace is the ideal device for contributing to next-generation precision heat treatment processes.

■ For more details, please contact us.