Apparatus for Engine Oil Borderline Pumping Temperature Testing

ZT-S21Z

COMPLIANCE : GB/T9171 SH/T0562

Test Unit: 9 wells

Temperature Control Method: 7-inch touch screen

Power: 1200 W

Power Supply: AC 220 V, 50 Hz

Temperature Control Range: -70 to 100°C

Display and Temperature Control Accuracy: ±0.1°C

Test Temperature Range: -10°C, -15°C, -20°C, -25°C, -30°C, -35°C, -40°C

Cleaning Temperature Setting: 50°C

Supporting Equipment (Anhydrous Ethanol Circulating Low-Temperature Constant

Ambient Temperature: 18°C to 25°C

Ambient Humidity: ≤75%


  • The Engine Oil Borderline Pumping Temperature Tester is designed and manufactured in accordance with the applicable standards: GB/T 9171, ASTM D3829, SH/T 0562, and ASTM D4684 test methods. It is suitable for measuring the test oil after being held at a constant temperature of 80°C, and then cooled to the final test temperature at a programmed cooling rate. A low torque is gradually applied to the rotor shaft until rotation begins, and the yield stress of the test oil is measured. Then a higher torque is applied to measure the apparent viscosity of the test oil.

  • The instrument adopts advanced technology, integrating mechanical, optical, electronic, and computer technologies for accurate temperature measurement.

  • The refrigeration section of the instrument adopts a compressor and cascade refrigeration technology, featuring fast cooling speed, stable performance, and long service life.

  • The instrument is operated via a 7-inch touch screen, with stable industrial-grade PLC control and convenient operation.

  • Alloy rotors are used, which are lightweight, non-deforming, and have cone tips that are not easily damaged and easy to clean.

  • The viscometer bath of the instrument includes numbered 9-well viscometers in a temperature-controlled aluminum block, heaters, temperature sensors, and photoelectric encoders, etc. The instrument automatically prints data after the test.

  • The instrument has a benchtop structure, with an attractive overall appearance and convenient placement.


No.NameUnitQuantityNote
1Hostset1
2Viscometer bathset1
3Rotor and positioning pinset9
4Power cord and connecting cableset1
5Cooling bath connecting tubepiece2
6Acrylic coverUnit1
7FuseUnit16×30 15A
8Fine wireRoll1
9Weightset1150g/Unit、10g10Unit
10Syringepiece910ml
11Certificate of Conformitypiece1
12Instruction Manualpiece1


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