Use and application This instrument is designed and manufactured in accordance with the requirements of the People's Republic of China's petrochemical industry standard SH / T0122 "Determination of Grease Roller Stability" and ASTM D831. This instrument is suitable for measuring the consistency change of grease on a roller tester according to the method specified in the SH / T0122 standard. Used to judge the mechanical shear stability of grease. Technical Parameters 1、Power supply： AC220V±10％；50Hz。 2、Number of samples： Single or double roller 3、roller speed： 165 rpm±15 rpm 4、Temperature control range： 20～160℃ ±1.0℃ 5、Timer： 0～99.99h 6、Ambient temperature： -10℃～40℃。 7、Relative temperature： ≤85％。

* The warranty period is 24 months from commissioning acceptance date on. After the warranty period is over we provide lifelong maintenance and technical service.
* We guarantee the maintenance time no more than 3 working days and response time within 1 hour.
* We build instrument service profile for our clients to record the product service and maintenance conditions.
* After instruments start service, we will pay follow-ups to collect the service conditions.