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Vacuum Sintering Furnace

Reliable high-temperature sintering solutions for metals, ceramics, and advanced industrial materials.

Product Introduction

Our Vacuum Sintering Furnace is designed for high-temperature sintering of advanced materials under a clean, oxygen-free vacuum environment. It is widely used for powder metallurgy components, MIM parts, photoelectric materials, cemented carbide, magnetic alloys, advanced ceramics, rare metals, refractory metals, and various powder-based materials.

In addition to sintering, the system also supports partial dewaxing / debinding functions, making it suitable for complex powder-forming and MIM production processes.

The furnace adopts an intelligent PLC-based control system with multiple preset process curves, allowing fully automatic completion of the sintering cycle. The complete alarm and interlock system ensures safe and stable operation during high-temperature production. Similar industrial sintering systems commonly use PLC automation and fault alarms for repeatable batch processing.

Key Specifications

ItemSpecification
Maximum Temperature2200°C
Temperature Uniformity±5°C
Temperature Control Accuracy±1°C
Heating ElementsMolybdenum / Graphite
Ultimate Vacuum4 × 10⁻³ Pa
Pressure Rise Rate0.5 Pa/h
Control SystemPLC + Touch Screen
Process FunctionsSintering + Partial Dewaxing
StructureHorizontal / Vertical / Custom

Typical Applications

Powder Metallurgy

For sintering of:

metal powder structural parts / stainless steel powder components / iron-based alloy parts / wear-resistant components


MIM Components

Suitable for Metal Injection Molding parts, including:

precision gears / medical components / electronic hardware / automotive small parts


Hard Alloys & Carbides

Used for:

cemented carbide tools / cutting inserts / wear-resistant nozzles / carbide molds

Vacuum sintering is a standard process for hard alloy manufacturing.


Advanced Ceramics

Applicable for:

zirconia / alumina / silicon carbide / silicon nitride / transparent ceramics


Rare & Refractory Metals

Suitable for:

tungsten / molybdenum / tantalum / rare earth alloy materials

These materials typically require ultra-high temperature vacuum processing.

Core Features

Ultra-High Temperature Capability

With a maximum temperature of 2200°C, the furnace is suitable for processing high-density and refractory materials that require elevated sintering temperatures, such as tungsten, molybdenum alloys, carbides, and technical ceramics. Similar industrial furnaces are commonly specified in this temperature range.


Dual-Stage Temperature Control

The low-temperature and high-temperature stages use different control elements and control strategies, with automatic switching during the process cycle.

This design provides:

  • faster heating response at low temperature
  • improved control stability at high temperature
  • better process repeatability
  • reduced thermal fluctuation

This is especially important for MIM parts and ceramic sintering processes that require precise heating ramps.


Intelligent Process Automation

The system supports multiple preset process recipes, enabling fully automatic sintering cycles.

Typical programmable steps include:

  • vacuum pumping
  • heating ramp
  • dwell temperature
  • partial dewaxing
  • controlled cooling
  • alarm protection

This significantly improves batch consistency and production efficiency.


Complete Safety & Alarm System

The furnace includes a full protection system, such as:

  • over-temperature alarm
  • vacuum abnormality alarm
  • water cooling protection
  • power fault protection
  • pressure abnormality alarm
  • interlock safety logic

Optional Configurations

All furnace systems can be customized according to process requirements.

Optional configurations include:

  • graphite hot zone
  • molybdenum hot zone
  • vertical or horizontal structure
  • vacuum + inert gas atmosphere
  • hydrogen reduction compatibility
  • automatic feeding system
  • debinding module
  • data recording system
  • remote monitoring

Custom Design

In addition to standard models, all furnaces can be customized based on:

  • working chamber size
  • loading capacity
  • material process
  • atmosphere requirements
  • automation level

This makes the system suitable for both laboratory use and industrial mass production.

Detailed Information

Multipurpose vacuum sintering furnace

Industrial & lab vacuum sintering furnace

Powder metallurgy and MIM components

Ultra-high temperature sintering

Ceramics, hard alloys, and refractory metals

Dewaxing and atmosphere-assisted sintering

Additive Manufacturing Sintering Furnace

3D printing sintering furnace

Metal powder densification

Debinding and final sintering

Titanium and stainless steel parts

High precision thermal control

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Annual output 200+

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