Freezing Point Tester LLTT-A11

Freezing Point Tester LLTT-A11 is an advanced, automated and multipurpose freezing point tester, designed according to ASTM D1177,ASTM D2386 Standard Test Method for Freezing Point of Engine Coolant. Features freezing point range of -54°C to 2°C with cold bath measurement temperature range of -70° to 20°C, for freezing test point requirement. With floor-standing design, stainless-steel cold bath and double vacuum glass observation window, this freezing point tester is adopted with high precision temperature control technology, offers continuously adjustable mechanical sample stirring and electric bath liquid stirring. Equipped with imported refrigerator compressor comprised refrigeration system, this freezing point tester offers to measure jet fuel freezing point and engine coolant freezing point with automatic judging of freezing point temperature and high precision.

Freezing point range -54°C to 2°C
Cold bath measurement temperature range -70° to 20°C
Temperature controlling accuracy ±0.5°C
Bath liquids stirring Electric
Bath liquids stirring range 1200 r/min
Sample stirring Mechanical stirring, continuously adjustable
Sample stirring range 0 to 120 r/min
Ambient temperature ≤ 30°C
Relative humidity ≤ 85%
Working bath material Stainless steel
Observing window Double vacuum glass observing window
Refrigerator system With imported refrigerator compressor
Freezing point temperature judging Automatic
Power supply AC 220 V ± 10%, 50/60 Hz
Power 2000 W
Dimension (W×D×H) 560×550×810 mm
Net weight 49 kg
  • An advanced, automated and multipurpose freezing point tester
  • Designed according to ASTM D1177,ASTM D2386 Standard Test Method
  • Continuously adjustable mechanical sample stirring and electric bath liquid stirring
  • Freezing point range of -54°C to 2°C
  • Cold bath measurement temperature range of -70° to 20°C
  • Floor-standing design with stainless steel work table-board
  • Stainless-steel cold bath with double vacuum glass observation window
  • Adopted with high precision temperature control technology
  • Can measure jet fuel freezing point and engine coolant freezing point
  • Automatic judging of freezing point temperature
  • Refrigeration system with imported refrigerator compressor
  • Fast cooling with high precision

Freezing Point Tester is used to precisely determine the freezing point of aviation fuels, engine coolants, antifreeze products, brake fluids and other petroleum products.

Temperature controlling accuracy ± 0.5 °C
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Temperature controlling accuracy ± 0.5 °C
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Ambient temperature (-10)℃ ~ 35 ℃
Relative humidity ≤ 85 %
Sample cup Inner diameter 31.0 ~ 32.0 mm
Sample cup Wall thickness 1.0 ~ 1.5 mm
Chamber quantity 2 chambers
Chamber 01 temperature control Ambient to -51 ℃
Chamber 02 temperature control Ambient to -65 ℃
Temperature precision ±1°C
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT ~ (-80) °C, ± 1 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Ambient temperature ≤ 30 ℃
Refrigeration speed > 40 °C / 10 min
Repeatability for solidifying point ≤ 2 °C
Repeatability for pour point ≤ 3 °C
Capacity 20 L
Temperature range Ambient +5°C to 100°C
Precision ± 0.1℃
Stirring range 1200 r/min
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Ambient temperature ≤ 30 ℃
Temperature controlling accuracy ± 0.5 ℃
Refrigeration system New-type refrigeration compressor
Cold trough Two holes in one trough, and same temperature
Ambient temperature ≤ 30 ℃
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: 0 °C, ± 0.5 °C; Cold trough II: 0 °C, (-17) °C, ± 0.5 °C; Cold trough III: (-17) °C, (-34) °C, ± 0.5 °C; Cold trough IV: (-70) °C, ± 0.5 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Samples 8
Temperature 100 ℃
Temperature controlling accuracy 0.1 ℃
Flow meter 3 ± 0.3 L / H oxygen
Samples 6
Temperature controlling mode Automatic digital temperature
Temperature controlling range Room temperature ~ 160 °C
Temperature controlling accuracy ± 0.2 °C
Samples 2
Oil bath cubage 30 L
Angle between bomb and water surface 30 °
Speed of rotary assembly 100 ± 5 RPM
Thermometer 0 ℃ ~ 360 °C
Scale Division 1 °C
Ambient Temperature ≤ 35 °C
Relative Humidity ≤ 85 %
Ambient Temperature 10 ℃ ~ 40 ℃
Relative Humidity ≤ 85 %
Temperature Measurement- Full Scale Ambient temperature to ~ 400 ℃
Temperature Measurement- Repeatability ≤ 4 ℃
Thermometer 6 ℃ ~ 400 ℃
Scale Division 2 °C
Spout Aperture 0.6 ~ 0.8 mm
Ambient Temperature -10 ℃ ~ 50 ℃
Graduated flasks 100 ml
Scale division of graduated flask 1ml
Distillation flask 125 ml
Ambient temperature ≤ 35 °C
Heating power 2 kW
Cooling power 0.5 kW
Steam temperature 0 to 400℃
Oven temperature 0 to 500℃
Ambient temperature -10°C to 35°C
Relative humidity ≤ 85 %
Thermometer Each one for 70°C to 90°C , 100°C to120°C , and 125°C to 150°C
Scale division 0.1 ℃
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
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 ℃
Dimension 390 x 260 x 590 mm
Total power consumption ≤ 1200 W
Power supply AC 220 V ± 10 %, 50 Hz
Heating power of water bath 1000 W
 Temperature range Room temperature to 1000 ºC
Temperature resolution 0.1 ºC
Temperature fluctuation ±0.1 ºC
Heating rate 1 ~ 80 ºC / min