• Oberbandrollen

Carrying rollers

  • LOGO Compact
  • LOGO CompactPlus
  • LOGO Premium
    • Idler tube made of longitudinal seam-welded steel tubes acc. to EN 10305-3, S235JR acc. to EN 10025-2
    • Bearing housing made of deep-drawn sheet steel DD13 acc. to EN 10111
    • Bearing housing with seat IT7 acc. to EN ISO 286-1
    • Axles made of bright-drawn round bar steel acc. to DIN EN 10277; seat IT9 acc. to EN ISO 286-1
    • Deep-groove ball bearings AKT acc. to DIN 625-1 2Z, plastic cage, greased for life to 50 – 60 % of bearing’s free internal volume
    • Bearing sizes 6204 – 6306
    • Patented QLR Hybrid Sealing greased for life, especially effective against the intrusion of water and dust
    • True running 0.7 mm/m (average of the total delivery)
    • Balace quality ≤ G40 acc. to ISO 1940

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    • Idler tube made of longitudinal seam-welded steel tubes acc. to EN 10305-3, with restricted tolerances (Küpper Standard), S235JR acc. to EN 10025-2
    • Bearing housings forged C15 acc. to EN 10267-2 or S235JR acc. to EN 10025-2 / bearing housings cast from EN-GJL-200 acc. to EN 1561
    • Seat IT7 acc. to. EN ISO 286-1
    • Axles made of round bar steel acc. to EN 10083-2 or bending-resistant hollow axle, precision tube with welded-in shaft extensions; seats IT6 acc. to EN ISO 286-1
    • Deep-groove ball bearings AKT acc. to DIN 625-1 2Z, plastic cage, greased for life to 50 – 60% of bearing’s free internal volume
    • Bearing sizes 6204 – 6312
    • ISO tolerance class P0 acc. to DIN 620-2
    • Radial internal clearance C4 acc. to DIN 620-4
    • Patented QLR Hybrid Sealing, greased for life, especially effective against the intrusion of water and dust
    • True running 0.5 mm/m (average of the total delivery)
    • Balace quality ≤ G25 acc. to ISO 1940

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    • Idler tube machine-turned, surface roughness Ra=12.5 μm, made of longitudinal seam-welded steel tubes acc. to EN 10305-3
    • With restricted tolerances (Küpper Standard), S235JR acc. to EN 10025-2; true running ≤ 0.2 mm/m (average of the total delivery)
    • Bearing housings forged from C15 acc. to EN 10267-2 or S235JR acc. to EN 10025-2
    • Seat IT7 acc. to EN ISO 286-1
    • Axles made of round bar steel acc. to EN 10083-2 or bending-resistant hollow axle, precision tube with welded shaft extensions; seat IT6 acc. to. EN ISO 286-1
    • Deep-groove ball bearings AKT, FAG, or SKF acc. to DIN 625-1 2Z, plastic cage, greased for life, lubrication designed to customer specifications
    • Deep-groove ball bearings 6306 – 6312
    • Bearings ISO tolerance class P5 acc. to DIN 620-2
    • Radial internal clearance of the deep-groove ball bearings C4H acc. to DIN 620-4
    • Self-aligning roller bearings AKT, FAG, or SKF acc. to DIN 635-1, with steel or brass cage, lubrication designed to customer specifications
    • Self-aligning roller bearings 21312 - 22312
    • Self-aligning roller bearings ISO tolerance class P0 acc. to DIN 620-2
    • Radial internal clearance of the self-aligning roller bearings C3 acc. to DIN 620-4
    • Additional inner sealing made of high-quality materials
    • Patented QLR Hybrid Sealing, greased for life, especially effective against the intrusion of water and dust
    • Additional protection against extreme conditions by use of a steel sheet dust cover and water protection cap
    • Sound-optimized through a vibration-insolating ring
    • Balance quality ≤ G14 acc. to ISO 1940

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COMPARISON
LOGO Compact Gelb
LOGO CompactPlus Blau
LOGO Premium
Idler tube
Tubes Welded cold-sized steel tubes acc. to EN 10305-3 Welded cold-sized steel tubes acc. to EN 10305-3; with restricted tolerances (Küpper Standard) Welded cold-sized steel tubes acc. to EN 10305-3; with restricted tolerances (Küpper Standard)
Materials S235JR nach EN 10025-2 S235JR nach EN 10025-2 S235JR nach EN 10025-2
Bearing housing
Type Deep-drawn part Forged part, cast part Forged part
Materials DD13 acc. to EN 10111 C15 acc. to EN 10267-2 or S235JR acc. to EN 10025-2 or EN-GJL-200 acc. to EN 1561 C15 acc. to EN 10267-2 or S235JR acc. to EN 10025-2
Bearing seat IT7 IT7 IT7
Axles
Type Solid Solid or bending-resistant hollow axle Solid or bending-resistant hollow axle
Materials Round bar steel acc. to EN 10277 Round bar steel acc. to EN 10083-2 / Tube acc. to EN 10305-3 Round bar steel acc. to EN 10083-2 / Tube acc. to EN 10305-3
Bearing seat IT9 IT6 IT6
Bearing
Manufacturer AKT AKT SKF, FAG, AKT
Type of bearing Deep-groove ball bearings Deep-groove ball bearings
Deep-groove ball bearings Self-aligning roller bearings
Bearing sizes 6204 - 6306 6304 - 6312
6306 - 6312 21312 - 22312
Sealing 2Z 2Z
2Z -
Radial internal clearance C4 C4
C4H C3
Tolerance class P0 P0
P5 P0
Cage Plastic cage Plastic cage
Plastic cage Steel sheet cage
Brass cage
Lubrication 50 – 60 % of bearing’s free internal volume 50 – 60 % of bearing’s free internal volume Designed to customer specifications
Sealing
Type QLR Hybrid-Sealing QLR Hybrid-Sealing QLR Hybrid-Sealing,
steel sheet dust cover,
water protection cap
Running characteristics
True running [mm/m] 0,7* 0,5* ≤ 0,2
Balance quality ≤ G40 acc. to ISO 1940** ≤ G25 acc. to ISO 1940** ≤ G14 acc. to ISO 1940***
*
**
***
Average of the total delivery
Belt speed 3 m/s
Belt speed max. 10 m/s
   
Compact
CompactPlus
Premium

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Artur Küpper GmbH & Co. KG
An der Knippenburg 27
46238 Bottrop

phone: +49 (2041) 177 - 0
fax: +49 (2041) 177 - 100
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