Liebherr Crawler Crane Track Roller

Liebherr crawler crane Undercarriage accessories to provide models

HS885HD, LR1600, LR1400, LR1280, LR1200, LR1100, LR11000

Material: 

40MN2: C%–0.37-0.44, Mn%–1.4-1.8 Si%–0.17-0.37
42CrMo: C%–0.38-0.45,Mn%–0.5-0.8 Cr%–0.90-1.20 Mo%–0.15-0.25, Si%–0.17-0.37

Quenching and tempering hardness: HB250-300
Working Surface: HRC50-55
Quenching Depth: 4-6mm

Specifications:

We supply track rollers for the following Liebherr crawler crane:

HS885HD LR1600 LR1400 LR1280 LR1750 LR11350 HS872 HS873HD HS875HD

LR1650 HS852HD HS853HD HS855HD HS871HD HS882HD HS883HD

Many types of track rollers are available for those Liebherr crawler cranes.

• Fist step of producing Liebherr track roller is cutting the round steel on the sawing machine according to the size of the drawing
• Forging and normalizing according to the blank drawing
• Roughing the parts
• The rough-processed products are tempered, shot blasted, and medium-frequency according to technical requirements (inspection of the Leeb hardness tester)
• Heat treatment of the half-wheel body for welding
• Finishing, drilling, and tapping after welding
• The finished wheel, end cover, shaft, and other accessories for cleaning, assembly, rolling test, pressure test, oil injection
• Spray the assembled roller
• Pack the painted Liebherr track rollers into the warehouse

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*For other spare parts procurement needs, please contact us!