What are the specifications and dimensions of casters?

2 Answers
DeHarrison
08/27/25 4:41am
Common specifications and dimensions for medium-duty casters are 2.5 inches, 3 inches, 4 inches, and 5 inches. The following is a related introduction to medium-duty casters: 1. Definition: As the name suggests, medium-duty casters are casters with medium load-bearing capacity. According to the caster industry classification, casters with a single load-bearing capacity ranging from 70kg to 150kg are called medium-duty casters. 2. Classification: Commonly used materials for medium-duty casters include nylon, PVC, polyurethane (PU), iron-core polyurethane (iron-core PU), TPR, anti-static rubber, high-temperature-resistant nylon, cast iron, etc.
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JuliaLee
09/09/25 3:45am
When dealing with automotive repair equipment, the specification chart for casters is quite important. Dimensions typically include diameter, with common sizes like 75mm and 100mm; width ranges from 40mm to 60mm; mounting holes such as M8 or M10 threads; load capacity varies from 125kg to 300kg. Choosing the wrong ones can easily cause equipment wobbling or rapid wear, so I always check the material—nylon is suitable for concrete floors, while polyurethane offers quiet operation and shock absorption. Temperature range is also a consideration, with -20 to 80 degrees Celsius being ideal for garage environments. Regular inspections for wear, such as checking for cracks or rust, help avoid issues when moving tools. All these factors ensure stable equipment during repairs, saving time and reducing risks.
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