Vacuum Aging Furnace

Application
It is used for vacuum aging and re-crystallize annealing after solid solution of tool steel, die steel, high speed steel, super high strength steel, stainless steel, high temperature alloy Ti alloy and etc.

Main Specifications

Parameter/Model	HVA-335S	HVA-446S	HVA-557S	HVA-669S	HVA-7711S	HVA-8812S	HVA-9915S
Effective hot zone size W×H×L (mm)	300 × 300 × 500	400 × 400 × 600	500 × 500 × 700	500 × 500 × 700	700 × 700 × 1100	800 × 800 × 1200	900 × 900 × 1500
Loading capacity(kg)	75	250	400	600	1000	1200	1500
Heating Power (kW)	30	45	75	100	150	180	240
Max.Temperature(°C)	1300	1300	1300	1300	1300	1300	1300
Temperature Uniformity (°C)	±5	±5	±5	±5	±5	±5	±5
Vacuum degree (Pa)	4× 10⁻³/6 × 10⁻⁴	4× 10⁻³/6 × 10⁻⁴	4× 10⁻³/6 × 10⁻⁴	4× 10⁻³/6 × 10⁻⁴	4× 10⁻³/6 × 10⁻⁴	4× 10⁻³/6 × 10⁻⁴	4× 10⁻³/6 × 10⁻⁴
Pressure Increase Rate (Pa/h)	≤0.26	≤0.26	≤0.26	≤0.26	≤0.26	≤0.26	≤0.26
	≤0.65	≤0.65	≤0.65	≤0.65	≤0.65	≤0.65	≤0.65
Gas cooling pressure (bar)	2	2	2	2	2	2	2

The above parameters can be adjusted according to the process requirements and are not used as the basis for acceptance. The specific technical scheme and agreement shall prevail.

Technical Features
1. Horizontal, single chamber, loading horizontally. The way of opening door is optional according to customer's requirement.
2. All metal hot zone, good temperature uniformity.
3. Aging at high vacuum, the part is bright and without color change.
4. The fast cooling system composed of inner heat exchanger and gas cooling circulation can effectively prevents components from tempering brittleness.
5. It has rapid cooling using copper fin heat exchanger and blower, optional of internal circulation and external circulation.

Configuration Options
1. Furnace door type: Rotating; Slide open; Vertical up and down;
2. Vacuum pump unit and vacuum gauge: Abroad brand; high-quality Chinese brand
3. PLC: OMRON; Siemens; Mitsubishi
4. Temperature controller: SHIMADEN; EUROTHERM; Honeywell
5. Thermocouple: Type K; Type N; Type S
6. Recorder: Paperless recorder; Paper recorder
7. HMI: Simulation screen; Touchscreen with industrial computer
8. Electric components: High-quality Chinese brand; Schneider; Siemens