Vacuum Gas Press Furnace

Vacuum Gas Press Furnace
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Product Details

Vacuum Gas Pressure Sintering Furnace

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Graphite Top DoorGraphite chamber and heaterTungsten-rhenium Thermocouple

1. Technical Specifications

Rated power:

30kW±10%

Chamber size:

Dia100×HZ120mm

Max temperature:

2200℃

Vacuum rate:

<10Pa                

Rated voltage:

36V*3phases

Atmosphere:

Ar、N2

Max vacuum:

10 Mpa

Working vacuum:

0-10mpa

holding precision:

±0.1 MPa

Heating element:

Graphite

Furnace Insulation Chamber:

●  Inner layer is hard graphite felt.
●  Outer layers are soft graphite felt

Furnace shell:

●  Double layers vertical furnace shell with cooling water to ensure outer temperature less than 25℃ 
●  Inner shell is 304 stainless steel, which thickness is 4mm, polished surface.
●  Outer shell is carbon steel coated by molding powder.

Furnace door

Furnace door can be opened by handle gear.
Materials can be load and unload from furnace top.

Peep door

A peep door is made at the middle of the furnace, to observe the sintered materials.

Temperature controlling

●  PID automatic control via SCR (Silicon Controlled Rectifier) power control with phase angle fired, current limiting resistor.
●  30 programmable segments for precise control of heating rate, cooling rate and dwell time.
●  Built in PID Auto-Tune function with overheating & broken thermocouple broken protection.
●  Over temperature protection and alarm allows for operation without attendant.

Temperature accuracy:

±1℃

Thermocouple

W-Re armoured thermocouple

Vacuum systerm:

2X-70mechanical pump, J300Rhodes vacuum pump, ø80vacuum butterfly valve and vacuum bellows

Cooling water system

●  External chiller to set and keep water temperature constantly.
●  Shunt valve to make cooling water to every necessary part of furnace and vacuum system.
●  Water flowing can be inspected intuitively.

Alarm system

●  Over temperature alarm and cut power automatically.
●  Over current alarm and cut power automatically.
●  Water pressure alarm.

2. Engineering conditions when using this furnac

Total power: 40KW(include vacuum systerm)

water inlet:2.5" water outlet: 2.5"

Pressure of Inlet Water: 1.5-12;2.0kgs

water supply volume: 10m3/hour

Water inlet temperature: <32℃              

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