Product details
Product Description
3GS Mineral Refrigeration Oil is a high-quality naphthenic lubricant specially developed for refrigeration and air conditioning systems using CFC, HCFC, and ammonia refrigerants. It provides reliable lubrication, excellent chemical stability, and long service life in a wide range of HVAC/R applications.
This mineral oil is highly refined and wax-free, ensuring a low pour point and smooth operation even at low temperatures. Its strong dielectric properties make it suitable for hermetic compressors, while its excellent compatibility with refrigerants like R22 and ammonia ensures efficient system performance.
3GS is widely used in traditional refrigeration systems and industrial applications, making it a trusted choice for technicians and maintenance professionals.
Key Features
- High-quality naphthenic mineral oil
- Excellent compatibility with R22, ammonia (R717), and hydrocarbons
- Wax-free formulation for low temperature performance
- Low pour point for smooth operation
- High dielectric strength for hermetic compressors
- Good thermal and chemical stability
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | 3GS |
| Brand | Suniso |
| Type | Mineral (Naphthenic) Refrigeration Oil |
| Viscosity @ 40°C | ~32 cSt |
| Viscosity @ 100°C | ~4.3 cSt |
| Density @ 15°C | ~0.89 kg/L |
| Flash Point | ~180°C |
| Pour Point | ~-30°C |
Applications
- Refrigeration systems using R22
- Ammonia refrigeration systems (R717)
- Hydrocarbon systems (R290, R600a)
- Air conditioning systems
- Reciprocating and rotary compressors
Frequently Asked Questions (FAQs)
Q1: What type of oil is 3GS?
It is a naphthenic mineral refrigeration oil.
Q2: Is it compatible with R22 refrigerant?
Yes, it is specifically designed for R22 and similar refrigerants.
Q3: Can it be used with ammonia systems?
Yes, it is compatible with ammonia (R717) systems.
Q4: Is it suitable for modern HFC refrigerants?
No, it is not recommended for HFC refrigerants like R134a or R410A.
Q5: What is the main advantage of this oil?
It provides reliable lubrication, low temperature performance, and good compressor protection.






