Dörner & Helmer Catalog Wheels Castors Page 17
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De ci si on- maki ng sup p o rt Overview V u l kolla n® t re a d High resistance against tension, tearing and friction High elasticity For use at higher speeds (up to 16 km/h) High load-bearing capacity Gentle on the flooring Contact discolouration-free and without a trace Quiet running Low starting and rolling resistance T P E t re a d ( t he r mopl ast i c el ast om er ) Good load-bearing capacity Non-marking Gentle on the flooring High ride comfort and simultaneously low starting and rolling resistance Quiet running High resistance against many aggressive media Contains oil so contact discolouration may occur with sensitive soil types P n euma t ic t y re s 2-component tyres Extremely gentle on the flooring Anti-vibration High ride comfort and simultaneously low rolling resistance on poor and uneven floor conditions Flexible usage due to large selection of axle accessories Very good suspension O v ervi ew of t h e w h e e l p r o p e r t ies Standard solid rubber Elastic full rubber Polyamide Polypropylene Polyurethane/ Vulkollan® * TPE Air Load bearing capacity Medium High High Medium High High Low Rolling resistance Medium Medium Low Low Low Low High Spring deflection Medium Medium Low Low Low Low High Driving comfort Medium High Low Medium High High High Temperature range -20 to +60 °C -20 to +60 °C -20 to +80 °C -20 to +60 °C -20 to +60 °C -20 to +60 °C – Delicate floors Suitable Suitable Not suitable Not suitable Conditionally suitable Suitable Suitable * Wheels, castors with soft treads must not be used on unsealed absorbent substrates such as stone, wood or parquet. The white oil found in TPE castors resulting from the production process can leak out and lead to contact discolouration. This oil evaporates from sealed floors without leaving any residues. Grease may leak from the rotating assembly or bearing at high temperatures. Please check floor compatibility before use. On softwood, cork or similar floor coverings, all castors may leave indentations or streaks. 17
205 Pages | Valid until 12/2023 | Previous page | Next page
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