Steel Mills
SR.NO.
TYPICAL APPLICATION
COATING TYPE
MACRO HARDNESS
COATING FUNCTION
RECOMMENDED PROCESS
1
ANNEALING PANS
ZrO2-MgO, ZrO2-Y2O3,Ni-Cr-Al
--
HEAT & OXIDATION RESISTANCE
P / D
2
FURNACE SADDLES
ZrO2-MgO, ZrO2-Y2O3,Ni-Cr-Al
--
HEAT & CORROSION RESISTANCE
P / D
3
HYDRAULIC PRESS SLEEVE
SS,Cr2O3
35,58-70 HRc
WEAR RESISTANCE
P / D
4
MOULDS OF CONCAST M/C
Al-Bronze
--
WEAR RESISTANCE
P / D
5
ROLLING MILL PINION
SS
35 HRc
WEAR RESISTANCE
P / D
6
EXHAUST FANS
SS,Wc - 12 Co
35,55-58 HRc
EROSION RESISTANCE
P / D
7
COUPLING SLIPPERS
SS
35 HRc
REBUILD
P / D
8
ANNEALING COVERS
ZrO2-MgO,ZrO2-Y2O3
--
HEAT & CORROSION RESISTANCE
P
9
TABLE ROLLS
WC-12 Co
55-58 HRc
WEAR RESISTANCE
P / D
10
HOT DIP GALVANIZING DEFLECTOR ROLLS
WC-12 Co
55-58 HRc
WEAR & CORROSION RESISTANCE
P / D
11
COOLING TUBES
ZrO2-Y2O3
--
OXIDATION RESISTANCE
P / D
12
ELECTRODE HOLDER
Al2O3, Alumina titania
60-65 HRc
ELECTRICAL RESISTIVITY
P / D
13
TUYERES
Cr2O3,WC-12 Co,SS
52-70,55-58 HRc
EROSION RESISTANCE
P / D
14
BRIDDLE ROLL
WC-12 Co
55-58 HRc
WEAR & CORROSION RESISTANCE
P / D
15
FURNACE ROLL
ZrO2-MgO,ZrO2-Y2O3
--
HEAT & OXIDATION RESISTANCE
P
16
SINK (POT) ROLLS
ZrO2-MgO,ZrO2-Y2O3
--
HEAT & WEAR RESISTANCE
P
17
GUIDE ROLLS
ZrO2-MgO-WC-12Co,Stellite
--
WEAR RESISTANCE
P / D
A : WIRE ARC SPRAY PROCESS
D : DETONATION SPRAY PROCESS
P : PLASMA SPRAY PROCESS
H : HVOF SPRAY PROCESS
M : METALLIZING-WIRE FLAME SPRAY PROCESS

PF : POWDER FLAME SPRAY PROCESS