Description :

Grease cone penetration tester is made and desigend the standard of ASTM D217 Standard Test Methods for Cone Penetration of Lubricating Grease.
The sample is placed in a constant temperature bath at 25 ºC ±0.1 ºC, a standard cone with a load of 150 grams, moves vertically without obvious friction, sinks into grease or grease within 5 seconds, and the depth in Vaslin is called grease cone penetration to identify the soft hardness of grease.