該頁無縮略圖
Low-Pressure Sintering Furnace
XIAMENHJCARBIDETECHNOLOGYCO.,LTD.
Company Profile
Xiamen HJ Carbide Technology Co.,Ltd.is a national high-tech enterprise and a specialized, refined,and distinctive enterprise, dedicated to the R&D and manufacturing of high-end thermal equipment. Its main products include pressure sintering furnaces and 2 3 0 0 ~ ^ { \circ } { C } hightemperature sintering furnaces, featuring mature technology and stable performance. These products are widely used in material fields such as cemented carbide, advanced ceramics, and powder metallurgy, providing professional thermal equipment and integrated process solutions.
Equipment Introduction 01
P01 / Pressure Sintering Furnace
P03 / UltraFast Cooling Furnace
P05 / Silicon Nitride Pressure Sintering Furnace
P07 / Silicon Carbide Pressure Sintering Furnace
LEADINGHIGH-ENDMECHANICAL PRECISION & BUILDING APREMIUMBRAND
Low-Pressure Sintering Fumace
Widely used in sintering of high-end materials such as cemented carbide,cermet CNC inserts,titanium carbonitride,diamond-copper melt infiltration and pressure impregnation.With multi-generation optimized design and standardized,modular,intelligent manufacturing,the equipment achieves exceptional stability.
Main Components: Vacuum pressure sintering,negative/slightly positive pressure debinding, { C H } _ { 4 } / { H } _ { 2 } carbon control, partial pressure sintering,constant-speed cooling,cooling water,safety,auxiliary and remote troubleshooting systems.
Technical Parameter
| Equipment Model | SIP339-6MPa | SIP4412-6MPa | SIP4412-10MPa | SIP5518-6MPa | SIP5518-10MPa | SIP5527-10MPa |
| Effective Working Chamber (mm) (Width × Height × Length) | 300*300*900 | 400*400*1200 | 400*400*1200 | 500*500*1800 | 500*500*1800 | 500*500*2700 |
| Maximum Load Capacity (Kg) | 200 | 500 | 500 | 1000 | 1000 | 1500 |
| Maximum Design Pressure (MPa) | 6.3 | 6.3 | 10.3 | 6.3 | 10.3 | 10.3 |
| Maximum Operating Pressure (MPa) | 5.8 | 5.8 | 9.8 | 5.8 | 9.8 | 9.8 |
| Temperature Control Zones& HeatingPower | 3 T.C. Zones 180KW | 3 T.C. Zones 280KW | 3 T.C. Zones 360KW | 3 T.C. Zones 440KW | 3T.C.Zones 550KW | 6 T.C. Zones 800KW |
| FurnaceShellDesignServiceLife | Design Service Life: 20 years /6oo0 operating furnace cycles | |||||
| Full-LoadCooling Time | 5.8MPa1400℃→100℃ T≤7-8h | 9.8MPa 1400℃→100C T≤7-8h | ||||
| Wax Removal Efficiency | ≥98%(Average value of up to 3 test cycles,with 10 kg pure parafn via negative-pressure debinding) | |||||
| Maximum Design Temperature | Under vacuum sintering conditions:l600℃ | |||||
| Maximum Operating Temperature | Under vacuum and pressurized operating conditions:1520℃ | |||||
| Uniformity Performance | CoercivityHc≤±0.3KA/m、CobaltMagnetic Deviation Co%≤±0.2%、Temperature Uniformity≤±5℃ | |||||
| Leak Rate | ≤3Pa/h (Average leakage rate within l2 hours, measured under cold condition after furnace baking) | |||||
| High-Pressure Gas Charging System | Self-definable gas charging time, intermittent constant-speed charging | |||||
Core Components
Furnace Body
The furnace shell is designed, manufactured and inspected in accordance with the national standard GB-150 Steel Pressure Vessels or JB-4732 Standard for Analysis Design of Steel Pressure Vessels.It is designed fora service life of 20 years and 6,Ooo pressure cycles.
Electrical Control System
Equipped with Siemens PLC ^ + 23.6-inch display ^ + industrial computer, it enables fully automatic operation.It supports remote troubleshooting and a safety interlock system to ensure long-term stable operation of the equipment. The fully automatic control program features a human-machine interface that intuitively displays process flow,operation panels,real-time alarms,alarm records, historical trend charts,etc.,providinga safe,reliable,simple and efficient operating system. √
Heating&InsulationSystem
Thefurnace mainly consists of a heating system and an insulation system.The insulation cylinder is composed of multiple layers of graphite felt,with carbon fiber material used for the innermost and outermost layers.This structure minimizes heat loss of process gas,ensures excellent atmosphere uniformity,and delivers a long service life. The heating assembly comprises 3 independent temperature control zones.The heating elements adopt imported graphite with a unique arrangement,achieving excellent temperature uniformity.
VacuumSystem
Adopts a cost-efective combination of backing pump (Leybold SV630)and roots pump, featuring stableoperation and low noise.A filter is installed at the front end of the pump unit to prevent impurities from being drawn into the pump cavity,extending the service life of pump oil, improving the service life of the pump unit and reducing costs. High-pressure valves,vacuum gauges,pressure sensors and other accessories are selected from top industrial brands to ensure accuracy and reliability.
Dewaxing System
Equipped with a three-stage wax collection device consisting of a wax discharge pipe, a dewaxing cylinderand awax discharge tank,all adoptinga double-layer water jacket structure with hot and cold water circulation,achieving a wax recovery rate of >=slant 9 8 % One-key wax discharge ensures simple and convenient operation. Pipes are wrapped with insulation cotton to reduce energy loss during operation and save costs.
Vacuum Rapid Cooling Furnace
Widely used in the sintering of high-end materials such as cemented carbide,cermet CNC inserts,titanium carbonitride,diamond-copper infiltration,and pressure impregnation.Through repeated design iterations and standardized,modular,and intelligent manufacturing processes,the equipment features extremely high stability.
Main Components: Vacuum pressure sintering system,negative pressure debinding system, micro-positive pressure debinding system, { C H } _ { 4 } / { H } _ { 2 } carburizing system,partial pressure sintering system,uniform cooling system,cooling water system,safety system and auxiliary systems,as wellas remote trouble shooting system.
Technical Parameter
| Model | Q-SIP-3312 | Effective Heating Zone | W300xH300xL1250mm |
| Load Capacity | 260kg | Maximum Temperature | 1600° C |
| Pressurized Sintering Temperature | 1500° C | Maximum Temperature | 800°C |
| Temperature Uniformity | ≤±5°℃ | Heating Power | 180kW |
| Maximum Rapid Cooling | 1450°C | Working Gases | N、Ar、Hz |
| Heating-up Time | Ambient temperature to 50 C vacum,empty furnace,hating time | MaximumMPre/2Mre: 1MPa/1. | |
| Cooling Time | 1500° C to 150° C,empty furnace, rapid cooling process | T≤30min | |
| Ultimate Vacuum Degree | Empty furnace,ambient temperature | 8x10-5Pa | |
| Vacuum Leakage Rate | Empty furnace,ambient temperature | ≤3Pa/h | |
| Wax Removal Efficiency | Based on paraffin wax | ≥ 98% | |
| Equipment Process | Debinding Process | NegaivePressuindng/AmeeieingHogen | |
| Sintering Process | Vacuum Sintering/Partial PresnureSinterigPrssure Sinterig/ CHA | ||
| Cooling Process | Vacuum Cooling /Forced Cooling | ||
| Safety System | Complies with the safety specifications of GB150.1~150.4-2011 Pressure Vessels | ||
| Electrical Power Parameters | Three-phase five-wire system,AC 380V,50Hz,total power: 250 kW | ||
Core Components
Furnace Body
The furnace shell is designed,manufactured and inspected in accordance with the national standard GB-150 Steel Pressure Vessels or JB-4732 Standard for Analysis Design of Steel Pressure Vessels.Itis designed for a service life of 20 years and to withstand 6,000 pressure cycles.
Heatingand Insulation System
The furnace mainly consists of a heating system and an insulation system.The insulation cylinder is composed of multiple layers of graphite felt,with carbon fiber material used for the innermost and outermost layers.This results in low heat loss of process gas, excellent atmosphere uniformity,and a long service life. The heating assembly comprises 2 independent temperature control zones.The heating elements are made of imported graphite and arranged in a unique circular pattern, ensuring excellent temperature uniformity within the working zone.
Electrical Control System
Adopts Siemens PLC ^ + 23.6-inch display ^ + industrial computer, enabling fullyautomatic operation.Equipped with remote troubleshooting and safety interlock system to ensure long-term stable operation of the equipment. The fully automatic control program features a human-machine interface that intuitively displays process flow,operation panel,real-time alarms,alarm records,historical trend charts,etc., providing asafe,reliable,simple and efcient operating system.
Dewaxing System
Equipped with a three-stage wax collection device consisting of a wax discharge pipe, a dewaxing cylinder and a wax discharge tank.All components adopt a double-layer water jacket structure with hot and cold water circulation,achieving a wax recovery rate of >=slant 9 6 % .One-key wax discharge ensures simple and convenient operation.Pipes are wrapped with insulation cotton to reduce energy consumption during operation and save costs.
Rapid Cooling System
After the sintering process curve is completed,the rapid cooling stage begins.The highspeed cooling fan is activated to draw hot gas into the copper cooler for heat exchange, achieving rapid cooling from 1 5 0 0 ^ { \circ } { C } to 1 5 0 ^ { \circ } { C } within T * <=slant 3 0 minutes.
Silicon Nitride Gas Pressure Sintering Furnace
Equipment Introduction
This series ofsintering furnaces is widely applied todebindingand sintering,high-temperature pressurized sintering,and productdensification of ceramic products including silicon nitride substrates,balls,structural parts and insulating components.Itis also suitable for pressure sintering of ceramic materials such as highpurity alumina.
The equipment is a horizontal resistance-heated sintering furnace,available in three pressure ratings of 2 MPa,6MPa and 1 0 { M P a } ,withamaximum temperature of 2 0 0 0 ^ { \circ } { C } . Its design and manufacturing comply with national and industrial standards, featuring outstanding operational safety.
The furnace integrates multiple functions: negative-pressure debinding,positive-pressure debinding,vacuum sintering,pressure sintering,constant-speed cooling with power supply, high-temperature and high-pressure exhaust,pressurized rapid cooling,and vacuum cooling.
With over 20 years of accumulated experience in pressure sintering furnace industry, the mature and reliable design,together with standardized,modular and inteligent manufacturing processes,ensures excellnt longterm operational stability of the equipment.
Technical Parameter
| No. | Item | Technical Specification | No. | Item | Technical Specification |
| 1 | Effective Space (mm) | W530*H500*L1800 | 9 | Design service life of furnace shell | 20 years/60oo furnace cycles |
| 2 | Max.Loading Capacity (kg) | 1500 | 10 | Temperature uniformity() | ≤±5 |
| 3 | Max. Operating Pressure (MPa) | 2、6、10 | 11 | Ultimate vacuum (Pa) | ≤1 |
| 4 | Max.Design Temperature (C) | 2000 | 12 | Pressure rise rate (Pa/h) | ≤3 |
| 5 | Max. Operating Temperature (C) | 1900 | 13 | No-load cooling time | 5MPa1800℃→100℃≤12h |
| 6 | Heating Zones | 3 Zones | 14 | Functions available | Positive pressure debinding,negative pressure debinding,vacuumsintering, ightesnturgdigi venting,pressurized rapid ooling, |
| 7 | Temperature Measurement | WRe5-26 dul-pcore | 15 | Process gas types | vacuum cooling Nz、Ar |
| 8 | Power (kW) | 420、520、600 | 16 | Furnace loading/unloading tools | Electric Lifting Charging Fork |
Processed Products
Silicon Carbide Sintering Furnace
Equipment Introduction
This equipment is used for reaction sintering,pressureless sintering and recrystallization sintering of SiC ceramic products,and can also be applied to the sintering of other ceramic products.
It is a horizontal resistance furnace equipped with graphite heating elements.It can realize positive pressure or negative pressre carburization process,and can effectively treat tar,dust,exhaust gasand other substances generated during the carburization process.
With over 20 years of experience in the sintering furnace industry,mature and reliable design as well as standardized,modular and intellgent manufacturing processes ensure excellentlongterm operational stability of the equipment.
Technical Parameter
| No. | Item | Technical Specification | No. | Item | Technical Specification |
| 1 | Maximum Loading Capacity | 1500kg | 9 | Temperature Uniformity(C) | ≤±8 |
| 2 | Design Temperature | 1800℃、2300℃、2400℃ | 10 | Ultimate Vacuum (Pa) | ≤1 |
| 3 | Maximum Operating Temperature | 1700℃ 2250℃、2300℃ | 11 | Pressure Rise Rate (Pa/h) | ≤3 |
| 4 | Heating Zones | Area 2 | 12 | No-load Cooling Time | 1800℃→100℃≤10h |
| 5 | MeaTurement Method | Infrared measuringupstrument + | 13 | Type of Process Gas | Ar、N2 |
| 6 | Power (kW) | 360、450、600 | 14 | Charging Method | Electric Lifting Charging Fork |
| 7 | Effective Space (mm) | W800*H800*L2ooo (Customizable/Non-standard customization available) | |||
| 8 | Functions Available | Negative pressure dewaxing,vacuum sintering,pressureless sintering,powered cooling,rapid cooling | |||
Processed Products
XIAMEN HJCARBIDE TECHNOLOGY CO.,LTD.
Add:No.673 Xinxia South Road,Xiang’an District, Xiamen City,Fujian Province,China
Tel:180 5927 9884
Web:www.hl-hjtools.cn
Email:li.meng@egretool.com
