Compact Plus upper belt rollers

Support rollers for higher loads and special requirements:

• Support roller shell made of longitudinally welded steel tube according to EN 10305-3, with narrowed tolerances (Küpper standard); material: S235JR according to EN 10025-2
• Forged bearing housings made of steel C15 according to EN 10267-2 or S235JR according to EN 10025-2 or bearing housings made of grey cast iron EN-GJL-200 according to EN 1561
• Fit of bearing seat in roller bottom IT according to EN ISO 286-1
• Axles made of solid material according to EN 10083-2 or bending resistant hollow axle made of precision tube with welded journals;
• Fit of the bearing seat on the axis IT6 according to EN ISO 286-1
• Deep groove ball bearing AKT according to DIN 625-1, 2Z shields, plastic cage, grease filling 50 - 60%, lubricated for life
• Bearing sizes 6204-6312
• ISO tolerance class PO according to DIN 620-2
• Radial internal clearance C4 according to DIN 620-4
• QLR hybrid seal patented, lubricated for life, especially effective when exposed to water and dust
• Rotary 0,5 mm/m (mean value of total delivery)
• Balance quality class ≤ G25 according to ISO 1940 (at conveying speed <3m/s)