ALSI – Heat-resistant All Tires and Bands, Heat-Resistant Wheels and Castors
- Wheel: Made of highly heat-resistant silicone rubber.
- Color: black.
- Wheel centre/rim: Made of die-cast aluminium.
- Vulcanised tyre.
- Color: silver grey.
- Chemical characteristics: Chemical resistance to many aggressive substances, except oils.
- Operating temperature: -25° C to +250° C.
- Furnace temperatures above +300° C can be tolerated temporarily, but the temperature at the tread must not exceed +250° C.