Details: de-shelling, re-shelling, shrink fitting of shell on shaft, grooving cutting of chevron grooves, bearing journal polishing and ultrasonic testing of mill roller shafts as per below mentioned detailsmaterial of shell : cast iron : is : 11201-1985 hardness : 180-210 bhnmaterial of nozzle : gun metal (for semi-coach rollers) semi couch top roller for 2nd and 3rd mill having 50 mm pitch, 50o angle and 43 mm depth. roller shell size:- od – 1000 mm x 1980 mm lengthdetail drawing no. : scsm-np-25 rev-‘1’ (grooving purpose) scsm/mills-66 rev – ‘4’ (shelling purpose) discharge roller for 2nd and 3rd mill having 50 mm pitch, 45o angle and 48 mm depth. roller shell size:- 1000 mm x 1980 mm length detail drawing no. : scsm-np-25 rev-‘1’ (grooving purpose) scsm/np-06 rev-‘4’ (shelling purpose) semi coach top roller for 1st & 4th mill (semi couch) having 45 mm pitch, 45o angle and 49.7 mm depth roller shel
Sector: Urban Authority