High Temperature Vacuum Debinding and Sintering furnace

Paijin Vacuum Sintering Furnace is mainly used in vacuum sintering industry of reactive or pressfree sintering silicon carbide and silicon nitride combined with silicon carbide. It is widely used in military industry, health and building ceramics, aerospace, metallurgy, chemical industry, machinery, automobile and other fields.

Silicon carbide pressure-free sintering furnace is suitable for silicon carbide pressure-free sintering process of sealing ring, shaft sleeve, nozzle, impeller, bulletproof products and so on.

Silicon nitride ceramic materials can be used in high temperature engineering components, advanced refractories in metallurgical industry, corrosion resistant and sealing parts in chemical industry, cutting tools and cutting tools in machining industry, etc.

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Characteristics

1. High temperature uniformity and thermal efficiency

2. Multi-zone independent temperature control, vacuum partial pressure function

3. The main body adopts high temperature resistant material, which satisfies the carbonation heating process of thin and medium and thick granule WC powder and composite material.

4.Adopt the combination mode of temperature control。

5.Graphite heat shield, graphite heating element,360-degree surround radiant heating.

6.A variety of condensation trapping methods to reduce unit pollution

7.Nitrogen purging system has better insulation and degreasing.

8.Patented insulation technology to ensure the long-term use of heating body

9.Exhaust gas combustion and filtration system meets emission standard

High Temperature Vacuum Debinding and Sintering furnace (6)

High Temperature Vacuum Debinding and Sintering furnace (1)

Standard model specification and parameters

Model	PJSJ-gr-30-1600	PJSJ-gr-60-1600	PJSJ-gr-100-1600	PJSJ-gr-200-1600	PJSJ-gr-450-1600
Effective Hot Zone LWH (mm)	200200300	300300600	300300900	4004001200	5005001800
Load Weight（kg）	100	200	400	600	10000
Heating Power （kw）	65	80	150	200	450
Maximum Temperature（℃）	1600
Temperature control accuracy(℃)	±1
Furnace temperature uniformity(℃)	±3
Work Vacuum Degree(Pa)	4.0 * E -1
Pumping rates（to 5 pa）	≤10 min
Pressure raise rate （Pa/H）	≤ 0.5
Debinding rate	＞97.5%
Debinding method	N2 in negative pressure，H2 in atmosphere
Input gas	N2，H2，Ar
Cooling method	inert gas cooling
Sintering method	Vacuum sintering，partial pressure sintering，pressureless sintering
Furnace structure	Horizontal, single chamber
Furnace door opening method	Hinge type
Heating elements	Graphit heating elements
Heating chamber	Composition structure of Graphit hard felt and soft felt
Thermocouple	C Type
PLC & Electric elements	Siemens
Temperature controller	EUROTHERM
Vacuum pump	Mechanical pump and roots pump

Customized optional ranges

Maximum temperature	1300-2800 ℃
Maximum temperature degree	6.7 * E -3 Pa
Furnace structure	Horizontal,Vertical, single chamber
Door opening method	Hinge type, Lifting type,Flat type
Heating elements	Graphit heating elements, Mo heating elements
Heating chamber	Composed Graphit felt, All metal reflecting screen
Vacuum pumps	Mechanical pump and roots pump; Mechanical, roots and diffusion pumps
PLC & Electric elements	Siemens;Omron;Mitsubishi;Siemens
Temperature controller	EUROTHERM;SHIMADEN