Casting processes can cause internal stress, uneven structure, hardness variation and deformation risks. CHTEE provides industrial heat treatment furnace solutions for foundry components through annealing, quenching and vacuum heat treatment processes.
- Stress Relief Annealing
- Hardening Treatment
- Vacuum Heat Treatment

Stress Relief Annealing Solution for Foundry Parts
Large cast components may develop internal stress and unstable structure after casting. Pit type annealing furnace provides controlled heating and cooling processes to improve material stability before machining.
Casting Problems And Causes
During casting and cooling, different areas of the component may cool at different speeds. This creates uneven internal stress and affects later machining processes.
- Residual stress inside metal structure
- Deformation during machining
- Unstable dimensional accuracy
- Inconsistent mechanical performance
Suitable Foundry Parts
Pit type annealing furnace is suitable for large and heavy metal components requiring stress relief treatment.
• Cast steel components
• Large mechanical structures
• Industrial metal housings
Well Type Annealing Furnace For Stress Relief Treatment
Large cast components may develop internal stress and uneven material structure after casting. Before machining or further processing, stress relief annealing is required to improve dimensional stability and reduce deformation risks.
The well type annealing furnace uses vertical loading structure and controlled temperature process to provide uniform heating for large and heavy workpieces. The furnace controls heating, holding and cooling stages to achieve stable annealing results.
View Well Type Annealing Furnace Details
How The Furnace Solves The Problem
Holding: Maintain stable temperature to improve material structure uniformity.
Cooling: Controlled cooling reduces thermal stress and improves dimensional stability.
Results After Treatment
Better Machining:Reduce deformation during processing.
Stable Quality:Improve consistency for batch production
Hardness Improvement Solution for Batch Forged Parts
Forged parts used in automotive, machinery and industrial applications require stable hardness and wear resistance. Continuous quenching furnace provides efficient heat treatment for large volume production with consistent quality.
Forged Parts Production Challenges
During forging and machining processes, metal components may require further hardening treatment to achieve required mechanical performance.
- Insufficient surface hardness
- Low wear resistance during operation
- Unstable mechanical properties between batches
- Difficulty meeting high-volume production requirements
Continuous Quenching Process For Stable Hardness
Batch forged parts require controlled heating, carburizing or hardening processes to improve surface performance while maintaining production efficiency.
The continuous mesh belt design allows parts to move through heating, quenching and tempering zones automatically, helping manufacturers achieve stable processing results.
✓ Improve wear resistance
✓ Maintain batch consistency
✓ Support continuous production
Continuous Mesh Belt Quenching Furnace Solution
The continuous quenching furnace is designed for heat treatment of small and medium-sized components requiring high production efficiency.
Through precise atmosphere control, temperature zoning and automatic conveying, the system provides stable carburizing, quenching and tempering performance for mass production.
View Continuous Quenching Furnace Details
Vacuum Heat Treatment Furnace Solution for Critical Metal Components
Precision components require stable material performance and clean surface conditions after heat treatment. Vacuum heat treatment furnace provides controlled atmosphere processing to reduce oxidation and deformation risks.

Precision Heat Treatment Without Oxidation Risk
Precision metal components require stable dimensions and clean surfaces after heat treatment. Traditional heating processes may cause oxidation, surface contamination and deformation during processing.
Vacuum heat treatment furnace creates a controlled heating environment to reduce surface reactions and maintain component accuracy. It is suitable for parts requiring strict quality control and stable mechanical performance.
Clean Heat Treatment With Controlled Atmosphere
Vacuum heat treatment removes oxygen from the heating environment and minimizes chemical reactions between the metal surface and atmosphere.
The furnace provides accurate temperature control for annealing, quenching, solution treatment and aging processes of high precision components.
Treatment Effects
✓ Lower deformation risk
✓ Improved surface quality
✓ Stable mechanical properties
Suitable Components
• Tool steel components
• Aerospace metal parts
• Mold and die components
Why Choose Vacuum Heat Treatment
For components requiring high dimensional accuracy and surface quality, vacuum processing helps manufacturers reduce post-treatment machining and improve production consistency.
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