Lube oil Properties of main engine crankcase/cylinder,auxiliry engine,air compressor,refrigeration

Main Engine Crankcase oil Property

• low TBN
• good detergency
• good thermal and oxidation steability
• good water separable property

Main Engine Cylinder oil Property

• High TBN and TBN retention capability
• high oxidation and thermal stability
• good anti wear property
• good detergency
• should burn without forming residues

Auxiliary Engine Lube oil Property

• high oxidation and thermal stability
• high anti wear property
• High TBN and high TBN retention capability
• high detergency and high dispersity
• it should be zinc free in order to protect silver bearing
• high viscosity index
• good water separable property

Air Compressor Lube oil Property

• low ash and carbon formation
• high oxidation and thermal stability
• excellent water separable property
• viscosity higher than refrigeration compressor oil
• flash point higher than refrigeration compressor oil

Refrigeration Compressor Lube oil Property

• good chemical and thermal stability
• low wax content and pour point
• low foaming
• high flash point
• should not be miscible with refrigerant