ENI Betula S

ENI Betula S – Synthetic Refrigeration Compressor Oil

ENI Betula S is a synthetic refrigeration compressor oil with superior performance characteristics designed for lubrication of refrigeration equipment and machinery operating at very low temperatures. Formulated using high-quality synthetic base oils, it provides excellent chemical stability, low temperature fluidity, and reliable protection against wear.

The oil ensures stable lubrication performance, minimizes deposits, and offers excellent compatibility with refrigerants and sealing materials, making it ideal for both industrial and commercial refrigeration systems.

ENI Betula S Refrigeration Compressor Oil

Key Features & Performance Benefits

Low pour point and flock point for excellent low-temperature operation
High chemical stability with refrigerants and system materials
Low carbon residue to reduce deposit formation on compressor parts
High dielectric strength for electrical compressor protection
Excellent lubricity to minimize wear in moving components
High viscosity index for stable performance across temperature ranges
Excellent oxidation stability for extended oil life

Typical Technical Characteristics

Property	32	46	68	100
Viscosity @ 40°C (mm²/s)	29.4	43.9	63.3	94.8
Viscosity @ 100°C (mm²/s)	5.1	6.6	8.4	11.2
Viscosity Index	98	102	103	104
Flash Point COC (°C)	206	212	226	230
Pour Point (°C)	-54	-51	-48	-45
Flock Point (°C)	<-60	<-60	<-60	<-60
Density @ 15°C (kg/l)	0.841	0.845	0.847	0.851

Applications

ENI Betula S oils are designed for lubrication of refrigeration compressors including reciprocating, rotary-screw, and vane types used in hermetic, semi-sealed, and open systems. They are suitable for refrigeration and heat pump systems operating with refrigerants such as ammonia, Freon 12, Freon 22 and similar gases.

Specifications & Approvals

ISO-L-DRA
ISO-L-DRC
ISO-L-DRE
DIN 51303 KAA / KC
MM-O-2008 Type II & Type IV
VV-L-825b Type II & Type IV

Product Enquiry

ENI Betula S 32

ENI Betula S 32 is a synthetic refrigeration compressor oil specially formulated for very low temperature applications. Its low viscosity ensures excellent fluidity, rapid circulation, and efficient lubrication in refrigeration compressors operating under demanding cold conditions. The oil offers superior chemical stability and minimizes deposits to ensure long equipment life.

Applications

Suitable for reciprocating, rotary screw, and vane refrigeration compressors used in industrial and commercial refrigeration systems operating with refrigerants such as ammonia and Freon types.

ENI Betula S 46

ENI Betula S 46 offers balanced viscosity and excellent lubrication performance for refrigeration compressors. It provides strong protection against wear, oxidation, and corrosion while ensuring stable performance across varying operating temperatures. Its excellent air release and low deposit formation help maintain compressor efficiency.

Applications

Recommended for refrigeration compressors in industrial refrigeration plants and heat pump systems where reliable lubrication and chemical stability with refrigerants are required.

ENI Betula S 68

ENI Betula S 68 is designed for refrigeration systems requiring higher viscosity and stronger oil film strength. It delivers outstanding lubrication under heavy loads, reduces component wear, and maintains excellent low-temperature characteristics for stable compressor performance.

Applications

Ideal for heavy-duty refrigeration compressors operating under severe working conditions, including industrial cooling units and large refrigeration installations.

ENI Betula S 100

ENI Betula S 100 is a high viscosity synthetic refrigeration oil developed for compressors requiring strong lubrication film and enhanced protection under high load conditions. Its oxidation resistance and thermal stability help extend oil service life and improve system reliability.

Applications

Suitable for large industrial refrigeration compressors, heavy-duty cooling systems, and equipment operating continuously under demanding thermal and mechanical conditions.