1pc 686 PEEK Plastic High Temperature Resistant Deep Groove Ball Bearings, 6x13x5mm Oil-free Self-lubricating Bearings

International standards: in line with international standards, low noise, low loss, long equipment life Product material: bearing inner and outer rings and retainers are made of PEEK plastic, bearing balls are made of ceramic material, can be used at high temperatures of 260℃ Material features: high mechanical strength, high temperature resistance, impact resistance, flame retardant, acid and alkali resistance, wear resistance, fatigue resistance, good electrical insulation Advantages: small thermal expansion coefficient, low underwater water absorption, oil-free self-lubrication Mainly used in: machinery, automobiles, machine tools, electronic appliances, automatic washing machines, etc.