Product Main

Specifications

Crucible furnace is a vacuum chamber furnace with 7.5"(Dia x 8.0"(H), (5.6 Liter) height vertical quartz liner and stainless steel vacuum flange.  It is designed for calcining or sintering ceramic material or annealing semiconductor wafer under vacuum or various gas atmosphere up to 1200oC.
 
 
Applications:
 
 
1.Gravimetric analysis;
 
2.Sintering or Roasting or Forging or calcining;
 
3.Quantitative analysis;
 
4.Heat treating or Preheating;
 
5.Quenching or Hardening or Austempering;
 
6.Annealing or Tempering or Normalizing;
 
7.Stress Relieving;
 
8.Temperature measurement.
 
Main Specifications
Inside chamber Size
Dia240 x 220mm
Max. Working Temperature
1200°C 
Standard working temperature
1100°C 
Temperature Control
30 segments programmable and PID auto control
Quartz Tube Size
205 mm O.D x 190 mm I.D x 340 mm Height
Vacuum Flange
  • Stainless steel with double hi-temperature silicone O-rings ( <300oC)
  • Ball valve and vacuum gauge is installed for immediate use
  • Vacuum pressure up to 10Pa by mechanical pump
  • One porous ceramic disk is included.  Must put the refractory disk in front flange to avoid flange over-heated
Heating rate
0~20 oC / min
Temperature accuracy
± 2°C
Heating Element
High quality Fe-Cr-Al-Mo spiral wire
Working Voltage
AC 220V  50HZ
Max. Power
9.5KW
Net Weight
180kg