Rebuilding of 4-Roll Crusher, Make –L&T.

Industry Type

Product Group

ANALYSIS

DIMENSIONS (mm) Dia
645

COMP. WEIGHT (kgs)
4.5 Ton / Roll

BASE METAL
Mn. Steel

PREVIOUS SOLUTION
Rebuilding & Hard facing

PROBLEM DUE TO
Abrasion & Impact

TYPE OF PROBLEM
Worn out

COMPONENT NAME
Crusher Rolls

EQUIPMENT
Crusher

JOB PICTURES

PHOTOGRAPH / JOB SKETCH WITH DIMENSION

PHOTOGRAPH / JOB SKETCH WITH DIMENSION

PHOTOGRAPH / JOB SKETCH

PHOTOGRAPH / JOB SKETCH

Our solution

QTY (Kgs)
200 Kg

Size (mm)
4.00

Product
Loth.-611

QTY (Kgs)
150 Kg

Size (mm)
4.00

Product
Loth.-610

QTY (Kgs)
150 Kg

Size (mm)
4.00

Product
Loth.-457

QTY (Kgs)
100 Kg

Size (mm)
4.00

Product
Loth-801

Procedure

  • To remove fatigue, crack and hard material by using L-801 and to check the crack and undesired material by using DPT. 

  • To provide the base layer by using L-457.

  • To build up by using L-610.

  • Hard facing is to be done by using L-611 min. 2 Layer.

  • To low possible current during welding. 

  • Final inspection transverse fissuring (Hair cracks) across on final beads is OK. 

Further Reading on Case Studies

WELDING REBUILDING OF RING ROLLING CO-AXIAL ROLL

Read Case Study

Hard Facing Of The Nozzle Tip

Read Case Study
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