Vacuum Hot Press Furnace
3-5T Vacuum Diffusion Bonding Hot Press Sintering Furnace
Item Number: TU-VH07
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Product Overview
This vacuum hot press sintering furnace is a high-performance thermal processing system engineered for advanced material research and small-scale production. It integrates precise temperature control with servo-electric pressure regulation, enabling high-density consolidation of metals, ceramics, and composites under vacuum or protective atmosphere.
Commonly employed by university laboratories, R&D centers, and specialized manufacturers, this unit excels in processing sensitive materials such as silicon nitride ceramics, metal compounds, and nanomaterials. Its robust design ensures consistent performance through demanding thermal cycles and high-pressure operations.
With a maximum temperature of 1600°C and pressure up to 5 tons, the system delivers repeatable results for diffusion bonding, hot pressing, and sintering. Built with premium molybdenum-band heating and advanced tungsten-rhenium thermocouple feedback, it offers long-term reliability and minimal maintenance.
Key Features
- Precision Temperature Control: Advanced PID controller maintains ±1°C accuracy across the full range, ensuring uniform heat distribution for sensitive materials.
- High Vacuum Performance: Achieves a cold-limit vacuum of 6.67×10⁻³ Pa with a low leak-up rate of 3 Pa/h, providing an impurity-free processing environment.
- Servo-Electric Pressure System: Automatic 1–5T force regulation with digital display, pressure fluctuation ≤±100 N, and displacement accuracy ≤0.01 mm for consistent densification.
- Robust Heating Assembly: Molybdenum-band heating element and tungsten-rhenium thermocouple create a stable thermal field, capable of sustained operation at 1600°C.
- Intuitive Touchscreen PLC Control: Programmable recipes and real-time process monitoring simplify complex sintering profiles and data logging.
- Inert Gas Capability: Supports low overpressure up to 0.03 MPa with argon or nitrogen, broadening the range of atmosphere-sensitive applications.
- Compact Work Zone: Chamber dimensions of Ø280×400 mm accommodate small precision parts while maintaining excellent temperature uniformity.
- Integrated Safety Features: Over-temperature protection, vacuum interlocks, and servo overload safeguards ensure operator and equipment safety.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Advanced Ceramics | Sintering of high-precision silicon nitride bearings, alumina, and zirconia components | Achieves near-theoretical density with fine grain structure |
| Diffusion Bonding | Joining dissimilar metals or ceramics at elevated temperatures and pressures | Produces high-strength, void-free bonds for aerospace and medical devices |
| Metal Matrix Composites | Consolidation of powder blends into dense, homogeneous composite structures | Enhances mechanical properties through uniform pressure distribution |
| Nanomaterial Processing | Compaction of nanopowders into bulk specimens with minimal grain growth | Preserves nanoscale features via rapid, controlled thermal cycles |
| Vacuum Brazing | Joining of complex assemblies using filler metals under clean vacuum | Eliminates oxidation and flux residues, ideal for high-purity systems |
| Solid-State Reaction Synthesis | Synthesis of novel inorganic compounds via reactive hot pressing | Enables simultaneous reaction and densification in a single step |
Technical Specifications
| Parameter | Value |
|---|---|
| Model | TU-VH07 |
| Power Supply | Three-phase 380 V, 50 Hz |
| Maximum Temperature | 1600°C |
| Work Zone Dimensions | Ø280×400 mm |
| Number of Temperature Control Zones | Single zone |
| Thermocouple Type | Tungsten-rhenium |
| Temperature Control Accuracy | ±1°C |
| Heating Element | Molybdenum band |
| Cold-limit Vacuum | 6.67×10⁻³ Pa |
| Leak-up Rate | 3 Pa/h |
| Process Atmosphere | Inert gas (Ar, N₂) |
| Maximum Overpressure | ≤0.03 MPa (gauge) |
| Pressing Force Range | 1–5 T (digitally adjustable, auto-hold) |
| Pressure Fluctuation | ≤±100 N |
| Displacement Accuracy | ≤0.01 mm |
| Drive Mechanism | Servo-electric actuator |
| Control System | Touchscreen PLC |
Why Choose This Product
- Proven Long-Term Reliability: Engineered with industrial-grade components and a rugged molybdenum-band heating system, this furnace withstands thousands of cycles with minimal degradation.
- Precision Manufacturing: Every pressure and temperature control subsystem is calibrated to exacting standards, ensuring batch-to-batch reproducibility for critical R&D work.
- Superior Build Quality: From the high-vacuum chamber construction to the servo-electric drive, each element is selected for durability and low maintenance in demanding lab environments.
- Customization Flexibility: The platform can be adapted with optional features, alternate work-zone sizes, or specialized atmosphere controls to meet unique process requirements.
- Responsive Global Support: Backed by our expert engineering team, we offer rapid technical assistance, spare parts, and on-site service to keep your research on track.
Contact us today to discuss how this system can accelerate your material development. Request a quote or consult with our engineers for a fully tailored solution.
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