Author Archive: Andy

ASTM D2272 RPVOT RBOT Testing Apparatus

Posted on by

Model: KR-93Coxidation stability tester

The rotating pressure vessel oxidation tester (RPVOT) which also called the rotating bomb oxidation test (RBOT) is used to determine the oxidation stability of turbine oil, lubricating oil and other petroleum oils.

This automatic lubricating oil oxidation stability instrument is designed and manufactured according to ASTM D 2272 and petrochemical industry standard SH / t0193 “determination of lubricating oil oxidation stability by rotating oxygen bomb method”. This instrument is used to evaluate the oxidation stability of new and used turbine oils with the same composition (base oil and additives) at 150 ℃. The oxidation stability of new mineral insulating oil containing 2,6-di-tert-butyl-p-cresol and (or) 2,6-di-tert-butyl-phenol antioxidant can also be rapidly evaluated at 140 ℃.

 

Instrument features

 

1. Bath form: in accordance with the latest ASTM D 2272 standard metal bath structure design. The metal bath does not need expensive silicone oil medium, which can reduce the bad smell emitted by the medium oil during the test. There is no oil fume, no heavy bullet body, and no complicated cleaning after the test. The desktop design has small volume, light noise, no need of fume hood, energy saving and environmental protection.

2. Instrument display: 7 inch color touch screen, beautiful interface, easy to operate. Temperature and pressure calibration.

3. Operation design: double independent design, make the test process has the ability of rapid turnover, in the case of using double equipment, can greatly improve work efficiency.

4. High degree of automation: automatic constant temperature, automatic oxygen flushing, automatic judgment of leakage, automatic recording of test data and real-time display of curve, automatic judgment of test inflection point, automatic cut-off of heating after test.

6. Special configuration: equipped with small winding machine to facilitate test preparation.

 

Main Parameters of Oxidation Stability Tester

 

1. Power supply: AC220V ± 10%

2. Heating tube power: (1500 kW) × 2）W

3. Pressure sensor range: 0 ~ 1.6Mpa, accuracy: 0.5MPa ± 2‰。

4. Temperature control range: room temperature ~ 200.0 ℃ continuously adjustable, commonly used 150.0 ℃.

5. Temperature control accuracy: ± 0.1℃

6. Rotation speed of rotating mechanism: 100 ± 5r/min

7. Angle between oxygen bomb and horizontal plane: 30 °
8. Printer: panel thermal

 

Online Inquire

ASTM D92 Cleveland Open Cup Fire Point Tester

Posted on by

Model:KR106B

This automatic open cup flash and fire point tester, according to the People’s Republic of China standard GB/T 3536 “Petroleum product flash point and ignition point method (Cleveland open cup method)” and GB/T267-1988 petroleum products flash point and ignition point determination method Designed and manufactured according to the requirements specified in the (open cup method) and ASTM D92 standard.

open cup flash point tester

Instrument characteristics

1. This flash point measuring instrument adopts color LCD large screen display, English man-machine dialogue interface, no identification keyboard, and has parameters such as pre-valued temperature, sample label, atmospheric pressure, test date, etc., with prompt menu and guide input function.

2. The analog tracking shows the function curve of temperature rise and test time. It has the micoperation software prompt modification function, and is equipped with parameter prompt function such as test date and test time.

3. Automatically correct the influence of atmospheric pressure on the test and calculate the correction value.

4. Differential detection, system deviation is automatically corrected.

5. The sweeping, detecting and printing data is automatically completed, and the test arm is automatically raised and dropped.

6. Electronic ignition, forced air cooling.

7. Can do not need air source automatic ignition, improve the safety of the test.

 

Technical Parameters:

1. Working power: AC220V ± 10%, 50Hz

2. Temperature measurement: range: room temperature ~ 400 ° C.

Repeatability: flash point ≤150°C error ±2°C

flash point ≥150°C error ±3°C

Resolution: 0.1 ° C; accuracy: 0.5%.

3. Heating rate: in line with GB/T3536 standard.

4. Ignition mode: electronic ignition, gas flame 3mm~4mm.

5. Ambient temperature: (10~40) °C.

6. Relative humidity: ≤80%.

 

Online Inquire

ISO 3679 Balance Method Closed Cup Flash Point Tester

Posted on by

KR05D model balance method low temperature closed flash point meter is designed and manufactured according to the requirements of the People’s Republic of China standard GB / T 5208 “Determination of the flash point of the rapid balance closed cup method”. This instrument also meets the requirements of ISO 1523 and ISO 3679.

flash point tester

The instrument is based on advanced electronic temperature control instrument, equipped with appropriate interface circuit to realize temperature control automation, automatic heating power switching, automatic temperature control and other functions. The instrument is simple in operation, reasonable in structure, accurate in detection, stable in performance and intuitive in display. It is an ideal substitute for fast flash point testing of petroleum, chemical, paint, paint, railway, aviation, electric power, commodity inspection, military and scientific research units.

This instrument is especially suitable for the test of all kinds of color paints, paints, adhesives, solvents, petroleum and related products in the closed cup flash point in the range of -30 ° C ~ + 100 ° C.

Technical Parameters:

1. Working power: AC220V ± 10%, 50Hz;
2. Flash point detection range: (-20 ~ + 80) ° C;
3. Measurement precision: the absolute difference between the two experimental results is less than 2 ° C (same operator);
The absolute difference between the two experimental results is less than 3 ° C (different operators);
4. Temperature control accuracy: ± 0.5 ° C;
5. Ignition device: electronic ignition gun ignition;
6. Cooling method: semiconductor refrigeration
7. The power supply voltage: AC220V ± 10%, 50Hz;
8. The whole machine power: no more than 300W;
9. Ambient temperature: 5 ° C ~ 30 ° C;
10. Relative humidity: (30~80) %.

 

Online Inquire

Transformer Oil Dielectric Loss Tan Delta Tester

Posted on by

Model: KR-DL800

The tan delta meter is a new generation of fully automatic portable insulating oil dielectric loss and resistivity meter designed according to GB / 5654. It can measure oil dielectric loss and volume resistivity at the same time, and has the characteristics of simple operation and accurate and reliable test data.

 

tan delta meter

Performance characteristics:

1. The structure of the instrument is an oil collecting cup, heating, temperature control and pressure regulating functions.
2. This device has its own automatic cup calibration function. The capacitance and dielectric loss factor of the empty electrode cup are measured to determine the cleaning and assembly of the empty electrode cup. Calibration data is automatically saved to facilitate accurate calculation of relative permittivity and DC resistivity.
3. The instrument has over-voltage, over-current and temperature-limiting protection functions, and has perfect protection functions. When there is overvoltage, overcurrent, and high voltage short circuit, the instrument can quickly cut off the high voltage and issue a warning message. A warning message is issued when the temperature sensor fails or is not connected.
4. High-frequency induction heating electrode cup, uniform heating for a short time.
5. The instrument adopts large-screen color touch screen design, easy to operate.
6. Directly measure the temperature by placing the probe inside the measuring electrode cup.
7. Contains positive selection wave generator, digital voltage regulation produces standard 50Hz high power test power supply.

Main Specifications:

1. Test voltage range: 500~2000V AC 50Hz; 0~500V DC
2. Test temperature range: room temperature ~ 125 ° C
3. Dielectric loss test range: 0.00001~1
4. Measurement accuracy: ± (indicator × 0.5% + 0.0001)
5. Relative dielectric constant: (1.0~10.0 |) ±1%
As shown in Figure 6, the resistivity resolution: 0.01MΩ?m
As shown in Figure 7, the resistivity measurement range: 2.5MΩ?m~20TΩ?m
8. Power: 500W
9. Power supply voltage: AC220V±10% Frequency: 50Hz±1Hz
10. Dimensions: 470mm * 430mm * 380mm
11. Ambient temperature: 0 ° C ~ + 40 ° C
12. Relative humidity: <75% RH

 

Online Inquire

Wide Temperature Automatic Dropping Point Tester ASTM D2265

Posted on by

Kolery KR3498 model automatic wide temperature drop point tester is based on a microprocessor. It integrates mechanical, optoelectronic and micro-detection technologies. It has automatic heating control, automatic adjustment of heating rate, automatic detection and recording of drop point data, automatic printout and other functions. The determination of the wide temperature drop point is completed.

dropping point tester
Features:

1. The program is started and easy to operate;
2. German and MO company original temperature sensor to ensure accurate and stable temperature measurement and control;
3. The metal bath is heated, no noise, no pollution, and the heating rate is fast;
4. Drop point detection uses photoelectric detection;
5. Equipped with an internal clock, no need to enter an experiment date.

Applicable standards:
GB/T 3498 ASTM D2265

Technical Parameters:

Temperature range: 0 ~ 400 ° C
Number of test channels: 2 roads
Ambient temperature: 10 ° C ~ 35 ° C
Resolution: 0.1 ° C
Relative humidity: 30～80%RH
Power supply: AC220±10%V 50HZ±1HZ
Power supply: less than 2KW
Display: LCD display
Printing: yes

 

Online Inquire

Automatic Oil Dielectric Strength BDV Tester

Posted on by

Model: KR-DS600

oil bdv testers

This oil dielectric strength tester complies with GB/T507-2002 and DL429.9-91 standard. This instrument is suitable for testing the degree of physical contamination of insulating oil caused by water or other suspended matters. It can fast test the dielectric strength of transformer oil. Widely used in electric power, petroleum, chemical and other industries.

 

Features:

 

1. The use of microprocessors, automatic boost, hold, stirring, static release, calculation, printing and other operations, can be 0 ~ 80KV range of oil cycle pressure test.

2. 1 ~ 6 times oil dielectric value and the number of cycles will be automatically stored. After the testing, the thermal printer can print out the breakdown voltage and the average value.

3. Power down to store, can store 100 experimental results, and can display the current ambient temperature and humidity.

4. With over-voltage, over-current, limit and other protection to protect the safety of operators

 

Technical Parameters:

 

Testing voltage: 0~80KV for option
Voltage distortion rate: <3%
Boosting rate: 2.0~3.5 KV/S, adjustable
Electrostatic discharge time: 15 min, adjustable
Boosting interval: 15 min, adjustable
Boosting frequency: 1~6 times, optional
Booster capacity: 1.5KVA
Testing accuracy: +/- (2%+2bit)
Power: 500W
Environment temperature: 10~45C°
Environment Humidity: 30%~80%
Dimension(largest): 465×385×425 (L*W*H)

 

Online Inquire

ASTM D445 Kinematic Viscometer

Posted on by

Model: KR-KV806

 

kinematic viscometer

 

The method is to measure the time when a certain volume of liquid flows under gravity through a calibrated glass capillary viscometer at a constant temperature, and the capillary constant of the viscometer multiplied by the flow time is the kinematic viscosity of liquid at that temperature.

KR-KV806 type kinematic viscosity tester is suitable for “GB265 petroleum product kinematic viscosity measurement method”, ASTM D445 and other standards. It has been widely used in electric oil, electric power, chemical, railway, scientific research and other industries.

Main Features:

1. It adopts color LCD touch screen to display the working status of the instrument, such as temperature, time and parameters.

2. 8 viscometer testing holes design, unique modular technology, can be measured regardless of low viscosity or high viscosity range.

3. Using a new temperature sensor and temperature control algorithm, display resolution of 0.01 ° C, temperature control accuracy ± 0.02 ° C.

4. The instrument automatically calculates the kinematic viscosity value and viscosity index of the product, and automatically prints and stores the measurement result.

5. Double glass cylinder design, can carry out the kinematic viscosity test under high and low temperature conditions at the same time, and automatically calculate and print the viscosity index value of the product.

6. 0.1 second to 999.9 seconds timing, room temperature – 100.00 degrees temperature range can be set arbitrarily.

7. The heater and other components are made of stainless steel, corrosion-resistant and durable, easy to observe.

8. The capillary meter card adopts three-point vertical type, which is flexible and convenient to operate, and the clamping is reliable.

 

Performance Standard:

 

GB265, ASTM D445, etc.

Display mode: 10-inch color LCD display

Temperature control range: arbitrarily set from room temperature to 100 °C

Temperature control accuracy: ±0.01°C

Timing accuracy: ±0.1S

Timing range: 0.1 seconds – 999.9 seconds

Thermostatic bathtub: 250×250mm double layer

Printer: Low-power thermal printer, paper width 56mm

Temperature measuring element: Imported precision platinum resistance

Stirring speed: 1520 rpm

Maximum power: 1800W

Operating environment:

Ambient temperature 15-35 °C

Ambient humidity less than 85%

Power supply: AC220V±10% 50Hz

Maximum size: 560mm*370mm*520mm

Weight:20Kg

 

Online Inquire

Automatic Oil Pour Point Test Apparatus

Posted on by

Model:KR-PP800

pour point tester

Pour point is the lowest temperature when incline-placed solid oil is heated to start move and cloud point is the highest temperature when oil is cooled to stop move under regulated conditions. Both are indexes to measure low-temperature fluidity of oil.

This cloud point and pour point tester applicable to standard GB/T510 and GB/T3535, is manly used to determine the pour point and cloud point of transformer oil, lubricating oil and other oil. It is an ideal analyzing and testing equipment which has advantages of reasonable structure, steady functions and easy operation. It is widely used in refineries, electricity, railways, shipping, oil companies and oil business sectors.

 

Main Features:

1. LCD display, using microprocessor control, dynamic graphic simulation working state.

2. Using semiconductor refrigeration technology, measuring process automatic cooling, automatic temperature control and automatic detection.

3. Automatic filling, testing, draining, and printing.

4. Suitable for light oil with a pour point in the range of 10 ° C ~ -60 ° C.

 

Technical Parameters

Refrigeration Velocity: 10 minutes>/= 40°C
Display LCD
Repeatability 1℃
Deep Refrigeration >/= 70°C
Method of Refrigeration refrigeration by compressor engine
Testing range room temperature ~ minus 70°C
Accuracy ±0.1℃
Rated Power 350W
Voltage AC 220V+/-10%, /50Hz+/-1Hz
Working Temperature Temperature 25+/-10℃  Humidity≤80%PH
Size 370*355*377mm
Weight about 18Kg

 

Online Inquire

ASTM D892 Oil Foaming Characteristics Test Apparatus

Posted on by

Model:KR-FC800

Foaming Characteristics test

 

This KR-FC800 foaming characteristics tester is designed and manufactured according to the requirements of the national standard GB/T 12579 “Lubricating oil foam characteristics determination method” and ASTM D892, it is used to determine the tendency and stability of foam generation of oils such as anti-fuel, lubricating oil, gear oil, hydraulic oil, etc.

Main Features

1. Advanced embedded single-chip control, PID temperature control technology to achieve automatic control and precise control.

2. All English LCD display, prompts the operation menu, rich dynamic operation prompt information.

3. Two constant temperature bath 24 ℃ / 93.5 ℃ respectively temperature control, can be external the refrigerator.

4. Designed with air pump, regulator, air filter and 4 independent air flow meter.

 

Technical Parameters

1. Display: 10 inch color LCD touch screen

2. Timing method: automatic timing, accuracy ±1S

3. Temperature control range: 0~100°C

4. Temperature control accuracy: +/-0.1°C

5. Temperature control:

Low temp. bath:24+/-0.1°C

High temp. bath:93.5+/-0.1°C

6. Flow control: 16~160ml/min float flowmeter, adjustable

7.Air source: with air source, 3L/min

8. Gas diffusion head: 3000~6000ml/min, under 2.45Pa

9. Power: 3300W

10. Power of input refrigerator: 100W

11. Power supply AC220V±10% 50Hz±5%

12. Environmental humidity: ≤85%

13. Environment temperature 0℃～40℃

14. Dimension(largest): 900×340×640 (L*W*H)

15. Weight: 38Kg

 

Online Inquire

ASTM D1816 Transformer Oil Breakdown Voltage Test Equipment

Posted on by

Model:KR-DS800

oil bdv tester

 

The KR-DS800 automatic oil breakdown voltage test machine is designed and manufactured according to the national standard GB/T507-2002, the power standard DL429.9-91 and ASTM D1816. It is suitable for testing the degree of physical pollution of insulating oil caused by water and other suspended substances. It is widely used in electric power, petroleum, chemical and other industries.

 

Main Feature:

1. This transformer oil dielectric breakdown voltage tester adopts microprocessor and three cups to automatically complete the steps of boosting, holding, stirring, static, calculating and printing. It can carry out oil circulation withstand voltage test in the range of 0-80KV.

2. The instrument will automatically complete the withstand voltage test of 1-3 oil samples. After completion, the breakdown voltage value and average value of each oil sample can be printed out.

3. Power-down hold, can store 100 experimental results, and can display the current ambient temperature and humidity.

4. Using the single-chip control to achieve constant speed boost, the voltage frequency is accurate to 50HZ, making the whole process easy to control.

5. With over-voltage, over-current, limit and other protection to ensure the safety of operators.

6. Standard RS232 interface for communication with a computer.

 

Main Specifications:

Test voltage: 0-80KV (optional)

Voltage distortion rate:<3%

Boost speed: 2.0-3.5KV/S

Static time: 15 minutes (adjustable)

Boost interval: 15 points (adjustable)

Boost times: 1-6 times

Booster capacity: 1.5KVA

Measurement accuracy: ± (2% + 2 words)

Power supply: AC220V/50Hz

Power: 500W

Applicable temperature: 10 ° C ~ 45 ° C

Applicable humidity: 30% to 85%

Size: 485X300X360mm

 

Online Inquire