Oxidation resistance in high-temperature greases is a critical property, especially in food production facilities, as it ensures the grease can perform its function for extended periods without degradation. Here's a detailed explanation:
1. What is Oxidation?
- Oxidation is the process where grease or oil degrades through a chemical reaction with air and heat.
- During this process:
- Grease hardens or dries
- Acidic compounds are formed
- Wear on bearings and gears increases
2. Importance of Oxidation in High-Temperature Greases
-
Prevents Grease Degradation
- Standard grease oxidizes rapidly at high temperatures.
- High-temperature greases provide chemical stability up to 200–250°C.
- This extends grease life and reduces maintenance intervals.
-
Equipment Protection
- Degraded grease increases friction and wear → damaging bearings, chains, and gears.
- Oxidation-resistant grease extends the mechanical life of equipment.
-
Production Continuity
- Premature grease degradation → leads to breakdowns and downtime.
- With high oxidation-resistant grease, production lines run more safely and continuously.
-
Food Safety
- Toxic products that can form from oxidation in food-grade greases increase the risk of food contact.
- High oxidation resistance → ensures a safe food line.
3. Factors Ensuring Oxidation Resistance
- Base Oil Quality: Synthetic base oils are more durable than mineral oils.
- Additives: Antioxidants delay grease degradation.
- Appropriate Thickness and Viscosity: Provides stable friction at high temperatures.
You can contact us for technical support on solutions suitable for your business.
