Oxidation Stability

HK-0175A Oxidation Stability Tester for Distillate (Acceleration Method)

HK-0175A Oxidation stability tester for distillate (acceleration method) conforms to the ASTM D2274 Standard test method for oxidation stability of distillate fuel oil(acceleration method).This apparatus covers the measurement of the inherent stability of Middle distillate petroleum fuels under specified oxidizing conditions at 95°C

This apparatus covers the measurement of the inherent stability of Middle distillate petroleum fuels under specified oxidizing conditions at 95°C

Technical parameters

1.Rated voltage:AC220V±10% 50Hz

2.Heating power:2400W

3.Temperature control:95°C

4.Precision of temperature control:±0.2°C

5.Bath hole:Four, Six

6.Timer:Digital stopwatch

7.Cooling mode:Wind-cooled

8.Flowmeter:50±5ml/min

9.Motor stirrer:75W

10.Ambient temperature:10~40°C

11.Humidity≤85%

HK-8018A Gasoline Oxidation Stability Test Apparatus

HK – 8018A Gasoline Tester oxidation Stability Test Apparatus conforms to ASTM D525 standard. It is used to test the stability of gasoline in finished form only under accelerated oxidation conditions.

(WARNING: This test method is not intended for determining the stability of gasoline compounds, as these may cause explosive conditions within the apparatus)

Technical Parameters

1.Rated voltage: 220V±10%  50HZ

2.Main heating power:1000W

3.Auxiliary heating power:1500W

4.Temperature controlling point:100°C

5.Temperature controlling precision:±0.5°C

6.Operation mode:Four-strand touch screen type

7.Sensor:Pt100 (platinum resistor)

8.Bath hole:2 holes

9.Ambient requirement:Temperature:15~30°C; Humidity≤85%

HK-8018B Automatic Gasoline Oxidation Stability Tester (Induction Period Method)

HK – 8018B Automatic Gasoline Tester oxidation Stability Test (Induction period method) apparatus conforms to ASTM D525 standard. It is used to test the stability of gasoline in finished form only under accelerated oxidation conditions.

(WARNING: This test method is not intended for determining the stability of gasoline compounds, particularly those with a high percentage of low boiling unsaturated compounds, as these may explosive conditions within the apparatus)

Technical Parameters

1.Rated voltage:220V±10% 50Hz

2.Main heating power:1000W

3.Auxiliary heating power:1500W

4.Temperature controlling point:100°C

5.Temperature controlling precision:±0.5°C

6.Operation mode:Four-strand touch screen type

7.Sensor:Pt100 (platinum resistor)

8.Bath hole:2 holes

9.Ambient requirement:Temperature:10~40°C; Humidity≤85%

HK-8018C Automatic Gasoline Oxidation Stability Tester (Induction Period Method)

HK-8018C Automatic gasoline oxidation stability tester (Induction Period Method) conforms to ASTM D525 standard. It is used to test the stability of gasoline in finished form only, under accelerated oxidation conditions.

(Warning This test method is not intended for determining the stability of gasoline components, particularly those with a high percentage of low boiling unsaturated compounds, as these may cause explosive conditions within the apparatus.).

Technical Parameters

1.Rated voltage:220V±10%  50Hz

2.Main heating power:1000W

3.Auxiliary heating power:1500W

4.Temperature controlling point:100°C

5.Temperature controlling precision:±0.5°C

6.Operation mode:Four-strand touch screen type

7.Sensor:Pt100 (platinum resistor)

8.Bath hole:2 holes

9.Ambient requirement:Temperature:10~40°C; Humidity≤85%

HK-8018D Automatic Gasoline Oxidation Stability Tester (Induction Period Method)

HK-8018D Automaticgasoline oxidation stability tester (Induction Period Method) conforms to ASTMD525 standard. It is used to test the stability of gasoline in finished form only, under accelerated oxidation conditions.

TechnicalParameters

1.Rated voltage:AC220V±10% 50Hz

2.Heating power:1500W

3.Temperature control point:100℃

4.Temperature control accuracy±0.5℃

5.Operation mode: Four wire touch screen

6.Sensor: Pt100

7.Bath hole:2

8.Ambient requirement: Temperature:0~50℃;Humidity≤50%

HK-12581 Oxidation Stability of Inhibited Mineral Insulating Oil by Pressure Vessel

HK-12581 Oxidation Stability of Inhibited Mineral Insulating Oil by Pressure Vessel conforms to the ASTM D2112 Standard Test Method for Oxidation Stability of Inhibited Mineral Insulating Oil by Pressure Vessel.

This tester is intended as a rapid method for the evaluation of the oxidation stability of new mineral insulating oils containing a synthetic oxidation inhibitor. This test is considered of value in checking the oxidation stability of new mineral insulating oils containing 2,6-ditertiary-butyl para-cresol or 2,6-ditertiary-butyl phenol, or both, in order to control the continuity of this property from shipment to shipment.

The applicability of this procedure for use with inhibited insulating oils of more than 12 cSt at 40°C (approximately 65 SUS at 100°F) has not been established.

Technical Parameters

1.Rated voltage:AC220V±10%  50Hz

2.Power:2400W

3.Bath temperature:95℃

4.Temperature control precision:±0.2℃

5.Testing bomb:6

6.Timer:digital stopwatch

7.Ambient requirements:temperature 10~40℃;humidity≤85%

HK-0325 Greases Oxidation Stability

HK – 0325 Greases Oxidation Stability apparatus conforms to the ASTM D942 Standard Test Method for Oxidation Stability of Lubricating Greases by Oxygen Pressure Vessel method. This apparatus determines the resistance of lubricating greases to oxidation when stored statistically in an oxygen atmosphere in a sealed system at an elevated temperature under conditions of the test.

Technical parameters

1.Rated voltage:AC220V±10%  50Hz

2.Heating power:1500W

3.Temperature control point:99℃

4.Temperature control accuracy:±0.1℃

5.Operation method: 4 wires touched LCD

6.Sensor:Pt100(RTD)

7.Test station:2 holes

8.Ambient requirements:Temperature10~40℃ ;Humidity≤85%

HK-0074 Thin Film Oxygen Uptake Tester (TFOUT)

HK-0074 Thin Film Oxygen Uptake Tester (TFOUT) evaluates the oxidation stability of engine oils for gasoline automotive engines. This test, run at 160℃,  utilizes a high-pressure reactor pressurized with oxygen along with a metal catalyst package a fuel catalyst, and water in a partial simulation of the condition s to which an oil may be subjected in a gasoline combustion engine. This test method can be used for engine oils with viscosity in the range from 4 mm2/s to 21 mm2/s (cSt) at 100℃, including re-refined oils

Technical Parameters

1. Test bombs:2

2. Test bath:1,30L

3. Bath temperature:150±0.1℃

4. Motor rotate speed: 150±5 rpm

5. Heatingpower: 2500W

6. Ambient requirements: Temperature:10~40℃, Humidity≤85%

HK-0193 Oxidation Stability Bath, RPVOT / RBOT / TFOUT

The apparatus conforms to ASTM D2112, ASTM D2272, ASTM D4742. It determines oxidation on the stability of new and in-service turbine oils and other industrial oils. It utilizes an oxygen pressured vessel to evaluate the oxidation stability of new and in-service turbine oils having the same composition (base stock and additives) in the presence of water and copper catalyst coil at 150°C.

  1. The apparatus consists of a motor, coupler, gears, oxygen bomb tray, oxygen bomb, heater, temperature controller, touched LCD screen and pressure transmitter.
  2. The oxygen bomb is equipped with free all angle rotating transmitter which can transmit signal accurately with a long lifespan.
  3. The apparatus is equipped with overflow port and oil outlet, rotating at a low noise.
  4. The apparatus is equipped with 4 groups of pressure transmitters and 2 group baths for convenient testing.
  5. Controlled by LCD screen with ease of operation. Real-time pressure and calculation can be performed concurrently.
  6. Can store over 200 results for future references.
HK-2222 Automatic Oxidation Stability Apparatus for Biodiesel

HK-2222 oxidation stability apparatus for biodiesel fills the blank of domestic unable to production, conforms to the EN14112 Fat and oil derivatives —Fatty Acid Methyl Esters (FAME) —Determination of oxidation stability (accelerated oxidation test), used for the determination of the oxidation stability of fatty acid methyl esters (FAME) at 110 °C. And our HK-2222 overall system performance can meet with Unix operating system, part of the performance got better performance.

Technical Parameter

1.Applicable Standard: EN14112

2.Temperature Control: PID digital Temperature controller

3.Air Source: Dedicated diaphragm pump 10L/H

4.Temperature control Method: Electrical heating rod

5.Working temperature: Room temperature ~150±0.1℃

6.Test time: About 14 hours

7.Rated Voltage: AC220V±10% 50HZ

8.Result processing: PC automatically measure and store

HK-7325 Evaporation Loss Test Apparatus for Lubricating Grease

HK-7325 conforms to ASTM D972 and ASTM D2595. It is suitable to test the evaporation loss of the lubricating oil and lubricating grease. The evaporation loss is an important factor when using these lubricants, the evaporation loss can be tested at any agreed upon temperature between 100 and 150°C (210 to 300°F).

Technical Parameter

1.Rated voltage: AC220V±10%  50Hz

2.Power: 2000

3.Temperature control range: Room Temperature~220℃, ±0.2℃

4.Temperature control mode: High accurate PID digital display temperature controller

5.Motor stirring: 1450r/min

6.Bath holes: 2

7.Timer: Digital timer, 0.01s~99.99h

8.Flow control: 2L/min

9.Evaporator: 304 Stainless Steel

10.Coiler: Tinned red copper

11.Noise: <47dB

12.Volume: LWH: 380*460*630Weight: 25kg

13.Ambient requirement: Temperature: 10~40℃ ;Humidity≤85%