BS – Double-Layered Molded Rubber. Hardness: 80 Shore A. (-20ºC to + 70ºC). Produced with molded double-layered vulcanized rubber tread over a grey cast iron wheel center. Ideal for external floor applications, offer a great shock and vibration absorption, high resistance to abrasion and longer service life due to their thicker rubber layer. Resistant to chemicals. They can be used at a speed of up to 20km/h when mounted with ball bearings.
TP – Thermoplastic Compound. Hardness: 80 Shore A. (-10ºC to + 50ºC). Produced with recyclable thermoplastic compound tread and polypropylene copolymer wheel center. They offer a soft and quiet rolling, excellent floor protection, good chemical, wear and impact resistance, resulting in an excellent cost-benefit ratio. Nominal working speed is up to 4km/h.