Item

Model

EF-QS1512

EF-QS1516

Power

Voltage

220±10V, 50Hz, 3 phase

220±10V, 50Hz, 3 phase

Rated power

4KW

6KW

Microwave 

system

Microwave 

output power

0.01~1.40KW 

continuously adjustable

0.01~1.40KW 

continuously adjustable

Microwave 

frequency

2.45GHz

2.45GHz

Thermal 

insulation 

system

Ultimate 

temperature

1200°C

1600°C

Continuously 

working temperature

1150°C

1550°C

Heating zone

150×110×70mm

(L×W×H)

130×80×70mm

(L×W×H)

Heating rate

Rapid heating; average 

heating rate ≥20°C/min.

Rapid heating; average 

heating rate is 

≥20°C/min.

Temperature 

control 

system

Temperature 

measurement 

method

Thermocouple

Thermocouple

Temperature 

measurement range

0~1300°C

0°C-1600°C

Temperature 

control precision

±0.1%

±0.1%

Control 

system

Automatic, manual 

and  thermostatical 

control methods

40 programmable 

technology 

curves available; 

curve realtime display; 

data storage and export; 

dynamic data on the 

screen

40 programmable 

technology 

curves available; 

curve real time display; 

data storage and export; 

dynamic data on the 

screen

Atmosphere 

system

Static ultimate 

vacuum degree

≤100Pa

≤50Pa

Vacuum units, 

two way atmosphere 

control line

Fast forvacuum; 

atmosphere options: 

oxidizing gas, inert gas, 

weak reducing gas etc.

Fast forvacuum;

atmosphere options: 

oxidizing gas, inert gas, 

weak reducing gas etc.

Safety 

system

Microwave 

leakproof

Microwave leak 

level<0.5mW/cm2

Microwave leak 

level<0.5mW/cm2

Magnetron alarm

Overheating alarm, 

over-current alarm

Overheating alarm, 

over-current alarm

Furnace door 

protection alarm

Furnace door 

shutdown protection 

switch

Furnace door 

shutdown protection 

switch

Cooling water alarm

/

Flow alarm

Cooling 

system

High precision chiller

/

Flow rate 2m3/h; rated 

cooling capacity: 1.6kW

Overall 

dimension

Main furnace

1150×850×

800mm (L×W×H)

1150×850×800mm 

(L×W×H)

floor space

1m2

2m2