Mechanical Impurity Tester (Weight Method) LMIT-A21

Labtron LMIT-A21 Mechanical Impurity Tester is manufactured with digital temperature controller and motor. The instrument is designed as per “Test Methods for Mechanical Impurity in Petroleum Products and Additive (Weight Methods). We meticulously designed it for accuracy and efficiency.

Light source
Temperature of grinding milk white light bulb
Light hole( Φ14)
Color comparing tube
Dimension 390 x 260 x 590 mm
Non-colorful flat bottom glass tube
Observation lens
Total power consumption ≤ 1200 W
Power supply AC 220 V ± 10 %, 50 Hz
Heating power of water bath 1000 W
Relative humidity ≤ 85 %
Ambient temperature ≤ 35 °C
Temperature display mode of water bath Digitally displayed by a LED
Temperature controlling range in water bath RT to 90 °C
Temperature controlling accuracy in water bath: ± 1 °C
Temperature controlling range in funnel RT to 90 °C
Temperature display mode of funnel Digitally displayed by a LED
Temperature controlling accuracy in funnel ± 2 °C
Controlling case (L × W × H) 390 × 260 × 590 mm
Water bath (L × W × H) 90 × 290 × 370 mm
Cooling bath temperature
Evaporation temperature
Flow rate
Timing range of timer
Measurement range
Voltage rising rate
Distance between electrodes
Output power
  • Advantage of glass vessels, water bath, funnel, suction pump, motor and digital temperature controller.
  • Small size, rapid heating rate and easy installation
  • Save operation time and solvent
  • Desktop structure

It is mainly used in petroleum, chemical, research and development industry.

Light source 220 V, 100 W
Temperature of grinding milk white light bulb 2750 ± 50 K
Light hole( Φ14) 26 pieces
Color comparing tube Φ32 mm
Power supply AC 220 V ± 10 %, 50 Hz
Temperature controlling range in water bath RT ~ 90 ℃ ± 5 ℃
Cooling bath temperature (-35) ℃ ± 1 ℃
Evaporation temperature 35 ℃ ± 1 ℃
Power supply AC 220 V ± 5 % , 50Hz
Measurement range 0 ~ 75 kV
Voltage rising rate 3 kV ± 10 % / s
Distance between electrodes 2.5 mm
 Temperature range Room temperature to 1000 ºC
Temperature resolution 0.1 ºC
Temperature fluctuation ±0.1 ºC
Heating rate 1 ~ 80 ºC / min
Evaporation bath type and size Aluminum block bath, φ260 × 130 mm
Holes for testing 3 pieces
Size of holes for testing cylinder φ51 × 70 mm
Flow rate display Flow meter
Bath type Oil bath
Bath capacity 5000 ml ± 50 ml
Ambient temperature Room temperature to 35 °C
Relative humidity ≤ 85 %
Evaporation bath type and size Aluminum bath φ260 × 130 mm
Holes for testing 5 pieces
Size of holes for testing cylinder φ51 × 70 mm
Working temperature 160 ℃ ~ 165℃
Thermometer 0 ℃ ~ 360 °C
Scale Division 1 °C
Ambient Temperature ≤ 35 °C
Relative Humidity ≤ 85 %
Thermometer 6 ℃ ~ 400 ℃
Scale Division 2 °C
Spout Aperture 0.6 ~ 0.8 mm
Ambient Temperature -10 ℃ ~ 50 ℃
Ambient Temperature 10 ℃ ~ 40 ℃
Relative Humidity ≤ 85 %
Temperature Measurement- Full Scale Ambient temperature to ~ 400 ℃
Temperature Measurement- Repeatability ≤ 4 ℃
Sample hole 4 pieces
Sample quantity 4 to 12 pieces
Ambient temperature Room temperature to 35 °C
Temperature controlling range Room temperature to 100°C
Sample hole 4 pieces
Speed of stirring motor 1400 rpm
Speed for sample stirring 1000 ± 50 rpm
Ambient temperature Room temperature to 35°C
Sample hole 2 pieces
Speed of stirring motor 1400 rpm
Ambient temperature 10 to 35°C
Temperature controlling range Room Temperature to 100°C
Measuring range 0 to 700 taper degree (digital display table 0-70 mm)
Timing device Timing error is less than ±0.1 s
 Resolution 0.01 mm
Needle insertion accuracy ±1 cone insertion degree