Common dimensions of thermo wheel: At present. the common thermo casters in the market range from 1 inch to 10 inches. The commonly used sizes are 2 inches. 2.5 inches. 3 inches. 3.5 inches. 4 inches. 5 inches. 6 inches. 8 inches. 10 inches. etc; Select appropriate thermo wheels and pay attention to the following conditions: 1. Bearing capacity; 2. Use site environment; 3. Requirements for impact resistance. collision resistance and quiet driving; 4. Various special climates. such as humidity. high temperature or severe cold; 5. The working environment contains chemicals. blood. grease. oil. salt and other substances; The size. model and tire surface of high-temperature resistant wheels are different. but the work of maintaining wheels is the same. We should regularly add lubricating oil to high-temperature resistant wheels. so that wheels and movable bearings can be used for a long time. Applying grease to the friction parts of axle. sealing ring and roller bearing can reduce friction and make rotation more flexible. Normally. lubrication shall be carried out every six months. The wheels of the car should be lubricated after monthly cleaning. Wheel Diameter (mm) Tread Width (mm) Capacity Per Wheel (kg) Model Number Bearing 75 32 125 2-3-551A plain 90 32 130 2-35-551A plain 100 32 130 2-4-551A plain 125 32 136 2-5-551A plain 150 32 146 2-6-551A plain 100 51 400 4-4-551G Double ball 125 51 450 4-5-551G Double ball 150 51 500 4-6-551G Double ball 200 51 550 4-8-551G Double ball