Valve grease is a kind of rubber and plastic lubricant.Even in occasions with great changes in temperature and humidity,we can use it for long-term lubrication. It will not carbonize or evaporate at high temperature, and will not melt or harden when exposed to high temperature. Insoluble in water, methanol, ethanol, ethylene glycol and resistant to…

Mechanical oil, Chinese full name is ‘ total loss system oil ‘. It is a general quality lubricating oil tobtained by dewaxing, solvent refining and clay treatment of petroleum lubricating oil fractions. It is suitable for gearboxes, bearings and other general lubrication points with operating temperatures below 60 °C.Engine lubricating oil, can play a role…

The temperature is high in summer, and improper oil selection can easily cause low oil pressure, which can damage the engine in severe cases. Therefore, in summer, vehicles must pay attention to the correct selection and use of lubricating oil. How to choose lubricating oil in summer Suggeations: So in summer, special attention should be…

1.What is the base oils Almost all the lubricants in use are formulated from base oil. The formulation of lubricants begins with base oil, and a small amount of additives are added to the base oil to form lubricants. Lubricating grease is also based on base oil, adding thickeners and a small amount of additives…

1.Determine the brand of lithium grease : When choosing lithium grease，we should determine the brand of lithium grease.The grade of grease is divided according to consistency ( NLGI consistency grade ), and lithium grease is also divided into different consistency. The larger the consistency grade is, the harder the lithium grease is, the smaller the…

Lubricating oil = base oil + thickener + additive, in which base oil is the main component of grease. The role of thickener is like sponge, and lubrication is based on base oil. In the process of use, we should pay attention to the condition of grease. If there is oil leakage, we should deal…

( 1 ) The amount of grease should be appropriate Too much grease will increase the friction torque, temperature and fat consumption. If the amount of fatliquoring is too small, the reliable lubrication cannot be obtained and dry friction occurs. Generally speaking, the appropriate amount of grease is 1 / 3 ~ 1 / 2…

According to the working characteristics of excavators, the grease for excavator should have the following requirements : 1 To meet the extreme pressure and anti-wear requirements of the use site. Excavator is a kind of large heavy load equipment, which mainly works under low speed and heavy load conditions, especially the slewing bearing part, which…