Gd-4929a Dropping Point Tester (Oil Bath)

The GD-4929A Dropping Point Tester (Oil Bath) is designed and made as per the National Standard GB/T4929 a Test Methods for Dropping Point of Lubricating Greasea . It is suitable to determine dropping point of lubricating grease.

Technical parameters :
1. Power supply: AC 220VA 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 I 9.92mm; orifice is I 2.8mm; 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: -5~300a ;
(2) Scale division: 1 a ;
(3) Immersion depth: 76 mm;
(4) Total length: 390 mm;
6. Heater: 800 W;
7. Stirring motor: 60 RPM;
8. Ambient temperature: -10~+40a ;
9. Relative humidity: a 85%;
10. Total power consumption: not more than 900 W;