GD-4929A Dropping Point Tester

July 25, 2012 - PRLog -- Purpose:

The instrument is designed and made as per the National Standard GB/T4929 “Test Methods for Dropping Point of Lubricating Grease”. It is suitable to determine dropping point of lubricating grease.


Technical parameters
1. Power supply: AC 220V±10%, 50 Hz;
2. Oil bath: It is a beaker of 600 ml;
3. Grease cup: It is made of chromium-plated brass; its inner diameter is Φ9.92mm; orifice is Φ2.8mm; height is 12 mm;
4. Test tube: a heat-resistant borosilicate glass test tube with rim; its inner diameter is 11.1 mm to 12.7 mm; there are three indentation for holding grease cup about 19 mm from bottom, equally spaced on the circumference.
5. Thermometer:
(1) Measurement range: -5~300℃;
(2) Scale division: 1 ℃;
(3) Immersion depth: 76 mm;
(4) Total length: 390 mm;
6. Heater: 800 W;
7. Stirring motor: 60 RPM;
8. Ambient temperature: -10~+40℃;
9. Relative humidity: ≤85%;
10. Total power consumption: not more than 900 W;

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