Repair and rectification with spares of Primary crusher drum roll assembly

Amount

Part-A (Primary crusher drum roll assembly of ELECON make Feeder Breaker) (Rate Not Quoted)

Dismantling of crusher drum C.R. wall tana rods, support plates, bearing blocks, dust triple seals, side plate, safety coupling, C.R. Wall cover, block bolts, drive end motor, main drive gear box complete assembly for removing & shifting of drum roll for changing of damaged bearings with the help of gas cutting, welding pulling, pushing with skilled fitter & labour at site.

Lifting of crusher roll (weight 5.5MT) manually with the help of Hydraulic Jacks, Screw Jacks system & providing proper supporting for drawing out the damaged bearing, sleeves.

Damaged & wornout DE & NDE main bearing removing by pulling with the help of gas cutting.

Drum roll shaft damaged and worn-out bearing seat repairing by full round metal filling by steel welding method & roundness grinding & shaping as required and polishing by failing & emery paper with the help of flexible grinding machine at site.

C.S. triple seal repairing by its I.D full round welding and machining, groove cutting as per drum roll shaft size for dust sealing of bearings.

Bearing sleeve new with check nut and lock washer for above 23048K bearing size.

Double Row Roller Bearing 23048K.MB.C3 new providing

Bearing adjusting cut ring new making for 23048K bearing & block.

DE & NDE bearings fitting and setting in shaft at site with misalign drum roll re-alignment & balancing by water level as required including setting dust triple seal of bearings at the time of fixing drum roll.

Bearing block lower and upper body bearing seat and dust triple seal seat shaping & chips cleaning by grinding as required and its greasing point checking, cleaning, tapping, grooving.

Both end main flexible coupling, triple seal, drum roll shaft cleaning and after repairing greasing of bearings and springs of flexible coupling.

Drum roll shaft damaged and worn-out drive coupling seat repairing by full round metal filling by steel welding method & roundness grinding & shaping as required and polishing by failing & amri Paper with the help of flexible grinding machine at site.

Re-assembling of bearing blocks, side cover, top cover, support plates, tana rods, safety coupling, main drive gear box, drive motor, block bolts, nuts bolts gear box & motor stopper with the help of gas set, cutting equipment, welding m/c, skilled fitter and labour at site

Trial run testing & proper checking.

Part-B (KBH-280 Gear Box Assembly received from Giridih as standby for crusher drum roll drive of ELECON make Feeder Breaker) (Rate Not Quoted)

KBH-280 Elecon make gear box complete assembly dismantling with the help of pullers & hydraulic jacks part by part.

Gear box all pinions, bearings, bodies, covers complete cleaning & washing for complete checking.

EN-36 metal Input tail pinion shaft new making as per required and measurement for KBH-280 Gear Box

EN-36 metal 2nd motion shaft bevel pinion new making as per required and measurement match with tail pinion for KBH-280 Gear Box

Tail Input shaft Bearing No-31315 new provide & fixing.

Input shaft oil seal new provide & fixing.

Output shaft oil seal new provide & fixing.

Gear box repair kit like as ‘O’ ring, gasket packing, lock, body threads cleaning, surface polishing, bolts & nuts.

Complete gear box assembly all pinions re-fitting, assembling, tightening, bearing setting, pinions matching & commissioning.

Total impact of GST for the purpose of CTC

M/S SARVOTTAM SALES & SERVICES

M/S RAJ SALES