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The silicon nitride atmosphere pressure sintering furnace adopts a non-contact high-temperature measurement design, features a vacuum system for filtration protection, and incorporates a unique dewaxing system and exhaust gas treatment design. It is used for the removal of molding agents, gas pressure sintering, and product densification with non-metallic ceramic materials such as silicon nitride.

Product Introduction

The silicon nitride atmosphere pressure sintering furnace adopts a non-contact high-temperature measurement design, features a vacuum system for filtration protection, and incorporates a unique dewaxing system and exhaust gas treatment design. It is used for the removal of molding agents, gas pressure sintering, and product densification with non-metallic ceramic materials such as silicon nitride.

Product parameters
Loading space (W*H*L) 500*500*1300mm(Customizable)、500*500*1500mm(Customizable)、500*500*1800mm(Customizable)
Design Standards JB4732-1995（2005 confirmed）
Design life 20 years/6000 furnace operations
Maximum working temperature 2000 °C

Maximum Pressure

10 MPa
Vacuum leak rate ≤ 5×10?3 mbarl/s
High pressure boosting rate ≤5 bar/min
Rate of temperature increase
(Full load<1000 °C） 		≤10 °C/min
Rate of temperature increase
(Full load≥1000 °C） 		≤6 °C/min
Uniformity of temperature ≤±5 °C
Method of temperature measurement WRe5-26 Twinax Thermocouple
Number of heating zones Zone 3/Zone 4
Equipped with functionality. Positive pressure dewaxing, negative pressure dewaxing, vacuum sintering, pressure sintering, charged cooling, pressurized rapid cooling, vacuum cooling
Types of process gases N2  Ar
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