How to choose a low-temperature aluminum brazing vacuum furnace?

03-26-2025       Author: KJ technology

When choosing a low-temperature aluminum brazing vacuum furnace, the following aspects can be considered:

1. Technical specifications and performance

Temperature range: Ensure that the working temperature of the vacuum furnace can meet the requirements of low-temperature aluminum brazing, and the temperature range for low-temperature aluminum brazing is usually below 650 ℃.

Temperature uniformity: Good temperature uniformity is crucial for ensuring welding quality. Choose a vacuum furnace with a high-precision temperature control system to ensure uniform temperature distribution inside the furnace.

Vacuum degree: Vacuum degree is an important parameter of vacuum brazing furnace, which determines the degree of oxidation of the workpiece during the welding process. Choose a vacuum furnace with sufficiently low vacuum to ensure no oxidation during the welding process.

2. Heating and cooling systems

Heating method: Low temperature aluminum brazing vacuum furnace can use resistance heating, induction heating and other methods. Choose the appropriate heating method according to specific needs to ensure high heating efficiency and precise temperature control.

Cooling system: A good cooling system can quickly reduce the temperature inside the furnace and improve production efficiency. Choose a vacuum furnace with an efficient cooling system to ensure rapid cooling of the workpiece after welding is completed.

3. Control System and Security

Control system: Modern vacuum brazing furnaces are usually equipped with advanced control systems that can achieve automated operations, temperature curve programming, and other functions. Choose a vacuum furnace with an easy-to-use and stable control system to improve production efficiency and product quality.

Safety: Ensure that the vacuum furnace has comprehensive safety protection measures, such as over temperature alarm, power outage protection, etc. Choose a vacuum furnace with reliable safety performance to ensure safety during the production process.

4. Equipment and after-sales service

Equipment quality: Choose a vacuum furnace manufacturer with a good reputation and reliable quality to ensure stable and durable equipment performance.

After sales service: Understand the manufacturer's after-sales service policy, including technical support, repair services, etc. Choose a manufacturer that provides comprehensive after-sales service to ensure timely resolution of any issues encountered during use.

5. Price and cost-effectiveness

Price: Choose the appropriate vacuum furnace based on the budget. Be careful not to pursue low prices while neglecting equipment quality and performance.

Cost effectiveness: Taking into account factors such as technical specifications, performance, and after-sales service of the equipment, choose a vacuum furnace with high cost-effectiveness.