Our Machinery
- pmtleevacuum.com
- Machinery
Our Infrastructure
State-of-the-Art Equipment
We are equipped with advanced machinery and automation systems to deliver precise heat treatment with consistency, reliability, and complete process control.
Vacuum Hardening Furnace
Precision Hardening in Oxygen-Free Environment
Our graphite chamber vacuum hardening furnace is designed for
high-temperature processing up to 1350°C. It provides uniform heating and controlled
cooling in a complete vacuum environment, eliminating oxidation and decarburization.
Key Features
Graphite constructed chamber
High vacuum capability
Uniform heating across the workload
Controlled cooling for optimal metallurgical results
Suitable for high-speed, cold work, and hot work steels
Applications
- Hardening of HSS, D2, H13, and other tool steels
- Bright hardening without post-treatment cleaning
- Processing of complex geometries
Vacuum Tempering Furnace
Precision Hardening in Oxygen-Free Environment
Vacuum Tempering Furnace
Title: Clean Tempering with Superior Surface Finish
Description: Our vacuum tempering furnace ensures components maintain a clean,
oxide-free surface throughout the tempering process. This eliminates the need for
additional cleaning or grinding operations after treatment.
Key Features
Vacuum environment for clean processing
Precise temperature control
Uniform heating across the load
Ideal for post-hardening tempering cycles
Applications
- Tempering of hardened tool steels
- Stress relief after hardening
- Multiple tempering cycles
Tempering Furnace
Tempering for General Applications
Our tempering furnace provides reliable and efficient
tempering for applications where surface finish is not critical or where post-treatment
cleaning is acceptable.
Key Features
Forced air circulation for temperature uniformity
Wide temperature range
Suitable for batch processing
Reliable and consistent performance
Applications
- Tempering of general engineering components
- Stress relieving
- Annealing cycles
Industrial Oven
Versatile Heating for Various Applications
Our industrial oven is used for lower-temperature processes including
aging, preheating, and drying applications. It provides uniform heating with precise
temperature control.
Key Features
Uniform temperature distribution
Precise temperature control
Suitable for low-temperature processes
Reliable operation
Applications
- Aging treatment
- Preheating
- Drying
- Low-temperature
Cryogenic / Sub-Zero Chamber
Complete Martensitic Transformation at -120°C
Our cryogenic chamber is capable of reaching -120°C, enabling complete
conversion of retained austenite to martensite. This critical process enhances wear
resistance, dimensional stability, and extends tool life.
Key Features
Capable of attaining -120°C
Uniform cooling across the load
Programmable cooling rates
Immediate processing after quenching
Applications
- Cryogenic treatment of high-speed steels
- Sub-zero treatment of tool steels
- Stabilization of precision components
- Enhanced wear resistance treatment
PLC Automation System
Fully Automated Process Control
All our machinery is integrated with PLC (Programmable Logic Controller) automation systems. This ensures every heat treatment cycle is fully automated from start to finish, eliminating human intervention and ensuring repeatability.
Key Features
Fully automated cycle control
Elimination of human error
Program storage for future use
Consistent, repeatable results
Real-time process monitoring
Benefits
- Reliability & repeatability of processes
- Reduced operator dependency
- Precise control of all parameters
- Complete cycle documentation
SCADA-Based Process Monitoring
Real-Time Data Acquisition and Analysis
Our SCADA-based monitoring system provides real-time visualization of the heat treatment process. It acquires data from multiple thermocouples and sensors, enabling detailed analysis and complete traceability.
Key Features
Real-time process visualization
Multiple thermocouple inputs (chamber, job surface, core)
Data acquisition and storage
Analytical report generation
Historical data retrieval
Benefits
- Complete process transparency
- Detailed batch documentation
- Quality assurance records
- Traceability for certification