Desktop Vacuum Induction Heater

The compact 7 KW induction vacuum heater is designed for melting small quantity of materials (<500g) faster under vacuum in materials research laboratory. Necessary accessories, such as one end closed quart tube ( 80 mm dia.), graphite crucible and vacuum flange are included for immediate use.

Specification

Input Voltage : 220 VOLTS (SINGLE PHASE) 50-60 Hz

Output Power : 2 - 7 KW

Input Current  : 35 Amp  (75A breaker required)

Output Frequency  : 30-110 KHZ

Duty Cycle : 80%

Auto Heating Time  : 1-99 Seconds

Auto dwell Time  : 1-99 Seconds

Auto Cooling Time  : 1-99 Seconds

Air Cooling : Rear Fan

Water Flow  : 5-10L/Min

Water Pressure 0.2 Mpa ( 29 psi )

warning: if the water pressure is lower, heater can not be operated and keep alarming.

Protection

•  Water pressure & over temperature  protected automatically
• Over power output protected automatically

Induction Coil

 95D x 85 ID x 50 long (mm) (6 loops )   1/4" cupper tube

Vacuum Flange & Quartz tube

• Stainless steel flange with high temperature silicone o-ring  and self tighten structure
• Valve and vacuum gauge installed on flange
• Vacuum pressure is depended on vacuum pump limit.  Max. 10-5 torr  via molecular pump
• Vacuum pump is not included , please click underlined to order separately
• One end closed, 80 O.D x 75 I.D x 300 L (mm)

Graphite crucible

 2.875"OD x 2"ID x 3.125"DP, 162 mL with high purity alumina cover (click underlined to order spare crucible)

 Temperature control  : by timer based on experiment

Size  (Inches) :18.5" x 12" x 17"  (470x300x430mm )  -- induction heater only

Weight (Pounds)  : 100 lbs.

Note:

If over output, heater will not started, please reduce coil cycle number or sample size to keep heater operating under Max power , e.g. 16KW.