|ROSTA SE Tensioner||ROSTA Chain Idler|
|SE 15 or SE 18||N3/8" - 10 S|
The tensioning element with the specification SE (SE 11 to SE 50) is the mostly used standard unit for tensioning of all kind of chain and belt drives. The elastomeric inserts are based on a high elastic natural rubber with a good shape memory. This unit is designed for applications in temperatures from -40° to +80°C (-40° to +180°F)
The tensioning element type SE-W (marked with red dot) is equipped with heat resistant elastomeric inserts. It is developed for applications in temperatures from +80° to +120°C (+180° to 250°F), such as belt tensioners for diesel engines, chain tensioner in driers, belt scraper in hot surroundings, etc.