Form No.

List of Materials
FM/7.4/01/001

FERRO ALLOYS & FLUXES FOR MELTING SHOP:

Sl. Materials Name ** Specification / Supplier Size in mm

No. (or Otherwise) ±10%
1 Ferro Silicon (lumps)* Si-70-75, Al- 0-1.75(max) 10-150
2 Ferro Silicon (Chip)* Si-70-75, Al- 0-1.5(max) 4-12
3 Ferro Silicon (Innoculant Si-70-75, Al- 0-1.75(max) 0.25-3
Powder)*
4 (a) High Carbon Ferro C-6.0-9.0, S-0-..05(max), P-0-0.4 max, 10-100
Manganese * Si-0-1.50(max), Mn-70-75
4(b) Low Carbon Ferro C-0-1.5(max), S-0-.05(max), P-0-0.4 10-100
Manganese* max, Si-1.50(max), Mn-70-75
5 High Carbon Ferro C-6.0-9.0, S-0.005-0.05(max), Si-0.1-2.0 25-100
Chromium* (lump) (max), Cr-58-70
6 Low Carbon Ferro C-0-0.20(max), S-0-0.02(max), Si-0- 20-75
Chromium*(lump) 1.50 (max), Cr-60-75
7 Ferro Vanadium* (Low Al) Al- 0-0.5, C-0.05-0.40(max), S-0-0.05 10-30
(max), Si- 0-1.5, V-48-55 (min)
8 Ferro Vanadium* (ordinary) Al- 0.05-1.5, C-0.05-0.40(max), S-0- 10-30
0.05 Si- 0.05-1.5, V-48-55
9 Ferro Molybdenum* C-0-0.10, S-0-0.10(max), Mo-58-75 10-100
11 Ferro Phosphorous* P-20-30 10-50
12 Ferro Titanium* S-0.005-0.05, Ti-30-75 10-30
13 Aluminium notch bar* Al-97-99.5 0.9-1.2 Kg/pc
14 Aluminium Shots* Al- 97-99.5% 3-6
15 Barinoc Chips Si-70-75% 2-6
16 Carbo Coke*/C.P.C Fixed Carbon- 98.0-99.99% 2-7
18 Burnt Lime* SiO2 –0.5-3.0%, CaO-85-95%, MgO-0- 20-100
10 % (air tight packing)
19 Calcium Silicide Chips)* Si-55-65, Ca-28-38% 10-30
20 Ferro Nickel (Shots/lumps)* Ni-35(min), S-0.04(max) 3-6
21 Ferro Boron B-15-20%, Si-0-2%, Al-0-1% 10-30
Free from moisture
22 Pure Nickel* Ni-99.8-99.999% 10-100
23 Nickel Magnesium* Ni-79-82, Mg-16-18 50-75
24 Ferro Silicon Magnesium* Si-40-50, Mg-8-10 25-50
25 Ferro Tungsten* W-60-70%, S-0.005-0.05 25-75
26 Lime Stone* SiO2- 0-1.5%, CaO-50-60, MgO- 0-8%, 20-70
LOI-40-60
27 Fluorspar * CaF2-80-99% 20-50
28 Graphite DC-2 Fixed Carbon-98-99.99 100mesh-90-100%
retained
10 mesh-0-5% retained
29 Ferro Niobium Nb–60-70%, C-0-0.10, S-0.005-0.05 % 10 – 40
30 Ferro Chrome Powder C-6.0-9.0, S-0.005-0.05(max), Si-0.1-2.0 0.25-2
(max), Cr-58-70

APPROVED BY : Head of Organisation ISSUED BY : MR

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PAGE NO. : 1 of 5 ISSUE DATE : 01.06.2009
 Form No. List of Materials
FM/7.4/01/001

FERRO ALLOYS & FLUXES FOR MELTING SHOP:

Sl. Materials Name ** Specification / Supplier Size in mm

No. (or Otherwise) ±10%
31 Ferrous Sulphide* S-15-30% 10-40
32 Mish Metal Rare earth.>70%, Ca>1.5% NA
Free from moisture
33 Zircinoc for in-mould Si-70-75% 1-3
34 Zircinoc chips Si-70-75% 2-6
35 Copper (Pure) Cu-99.7-99.99% NA
36 Iron Ore Fe-50-70% NA

FOUNDRY MATERIALS:

Sl. Materials Name ** Specification / Supplier Size in mm

No. (or Otherwise) ±10%
1(a) Bentonite* Powder Na-Base, Swelling-95-98, Jell- 30-50, 200 mesh – 0-5%
pH-7-11 retained
1(b) Bentonite* (Kutch) Na-Base, Swelling-98-99.5, Jell- 50-70, 200 mesh – 0-5%
pH-7-11 retained
1(c) Green Bond Bentonite* Na-Base, Swelling-98-99.9, Jell- 60-75, 200 mesh – 0-5%
pH-7-11 retained
2 (a) Fire clay (for Melting SiO2-50-55, Al2O3-30-45 30 mesh- 0-5%
grade)* retained, 100 mesh-
90-100% retained
2 (b) Fire clay (for Foundry SiO2-50-60, Al2O3-30 -60 200 mesh– 0-5%
grade)* retained
3 Clay sand* Clay-45-55 NA
4 (a) Silica sand* SiO2-98(min), Clay-1.0(max) AFS-24-30
4 (b) Allahabad Sand SiO2- 99-99.98%, Clay-0-0.02 max AFS 50-54
4 (c) Silica sand (Special quality) SiO2-97-99, Clay-1.0(max) AFS-25-35
5 Zirconium Paint* PH-6.5-7.5, ZrO2-58-62, Water-25-35 NA
6 Graphite powder for spray Fixed Carbon-98-99.99%, 200 mesh – 0-5%
retained
7 Ferrogen(Flux)* Foseco make or equivalent NA
Zircon Flour (Special ZrO2-60% Min, % retention – 140 sieve As indicated in spec
8 (a) Grade)* < 2%, 200 sieve 10-15%, 240 sieve 15-
20%, 300 sieve 10-15%, 350 sieve 1-5%
8 (b) Zircon Flour (Ordinary)* ZrO2-63-70, % retention –200 sieve 0-5% As indicated in spec
9 Silica Flour * SiO2-98% Min, % retention – 140 sieve As indicated in spec
< 3%, 200 sieve 10-15%, 240 sieve 10-
15%, 300 sieve 20-30%, 350 sieve 1-5%
10 Zircon Sand* ZrO2 – 60-70% As indicated in spec

APPROVED BY : Head of Organisation ISSUED BY : MR

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Form No. List of Materials
FM/7.4/01/001

MELTING SCRAP:
Sl. Materials Name ** Specification / Supplier Size in mm
No. (or Otherwise)±10%
1 SG-Scrap Rolls* P-0.10(max), S-0.015(max) NA
2 CC-Scrap Rolls Si-<0.9,Cr<0.5, P<0.5, Mn<0.4 NA
3 Steel-Scrap Rolls C-2% max, S<0.05, P<0.04, Mn- NA
1.2(max), Si-0.7 max
4 ICDP Scrap Rolls C-2.5-3.5, Si-0.6-1.3, Mn-0.4-0.9, P- NA
0.1 max, S-0.04 max, Ni- 2.8-4.6, Cr-
0.65-2 (max), Mo-0.2-0.5
5 IC Scrap Rolls C-2.5-3.5, Si-0.6-1.3, Mn-0.4-1.2, P- NA
0.15 max, S-0.08 max, Ni- 1.5-2.5, Cr-
0.8-1.5 (max), Mo-0.2-0.5
6 HSS Scrap Rolls C-0.8-2.2, Si-0.3-0.9, Mn-0.4-0.9, P-0.1 NA
max, S-0.02 max, Ni- 0.4-1.5, Cr-3-6
(max), Mo-2-9, Ni- 2 max, V- 1-6, W- 3
max
C.I/Broken Ingot Mould* C-<4.00, Si<2.0, Mn<0.50, P<0.20, NA
S<0.10, Cr-0.20(max)
5 Sponge Iron* C-0.2(max), S-0.035(max), P- 3-20
0.05(max), Metallisation-81(min)
6 Steel Scrap* S<0.05, P<0.05, NA
7 Pig Iron (SG Grade) C-3.2-4.5%, Si-2.5%max, Mn- NA
0.45%Max., P.-0.1%max S-0.02%max.
8 Pig Iron (Hollow Grade) C-3.2-4.5%,Si-0.6%,Mn-0.45%Max., NA
P-0.15%max S-0.05%max.
9 Sorel Pig C-4-4.5%, S-0.0008% max, Si- .02-.03% NA
10 Side Trimming (Hi-Cr) C-0.01-0.6, Mn-0.1-0.5, P-0.01-0.05, S- NA
0.005-0.025, Si-0.001-0.1

MATERIALS FOR MACHINE SHOP:

Sl. Materials Name ** Specification / Supplier Size in mm

No. (or Otherwise)±10%
1 Carbide Insert and tips* Sandvik, Kennametal, Ceratizit, Seco NA
2 Grinding wheel* Grindwell Norton, Carborandum NA

MATERIALS FOR MAINTENANCE DEPARTMENT (MECHANICAL):

Sl. Materials Name ** Specification / Supplier Size in mm

No. (or Otherwise)±10%
1 V-Belts Fenner, Dunlop, Hilton Dimensions
2 Bearings SKF or equivalent NA
3 Lubricating Oil BPCL/IOCL NA

APPROVED BY : Head of Organisation ISSUED BY : MR

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Form No. List of Materials
FM/7.4/01/001

MATERIALS FOR MAINTENANCE DEPARTMENT (MECHANICAL):

Sl. Materials Name ** Specification / Supplier Size in mm
No. (or Otherwise)±10%
3 a) Grade 150 a) Viscosity @ 400C, cSt 142, Flash point NA
264°C, Pour point –14°C
b) Grade 68 b) Viscosity @ 400C, cSt 65.4, Flash point
249°C, Pour point –19°C
c) Grade46 c) Viscosity @ 400C, cSt 45, Flash point
249°C, Pour point –19°C
d) Grade 220 d) Viscosity @ 400C, cSt 212.5, Flash
point 270°C, Pour point –12°C
e) Grade 460 e) Viscosity @ 400C, cSt 442.5, Flash
point 275°C, Pour point –5°C
MATERIALS FOR MAINTENANCE DEPARTMENT (ELECTRICAL):
Sl. Materials Name ** Specification / Supplier Size in mm
No. (or Otherwise)±10%
1 Power cables Nicco, ICC, Gloster NA
2 Control cables Nicco, Finolex, Evershine KDK, Lapp NA
3 Electrodes Essab, Advani-Oerlikon, L & T, Valency NA
4 Temperature cont- Masibus, Sietex, TIEL, Industrial, NA
roller/recorders Instrumentation, Siemens, MB control
5 Insulating motor Dr. Beck NA
varnish
6 Super enamel copper Debidayal, Indo-American, Magnet, NA
winding wire HWP,HTP
7 Thermocouple Tips* Positherm / Fykays or Equivalent NA
SPECIFICATION FOR FORGED BLANK:
Sl. Materials Name ** Specification / Supplier Size in mm
No. (or Otherwise)±10%
1 Forged Blank* C 0.5-1.1, Mn- 0.2 –1.1, P- 0.025 (max), S As per PR/Drg.
- 0.015 (Max) , Si –0.2-1.0 , Ni- 0.02-0.6, Ultrasonic-
Cr 2.5--5.5, Mo-0.1-0.6 , V- 0.001-0.25 conforming ASTM
A 388-2001
1 Forged Blank Annealed C--0.8 to 0.92%, Si--0.30 to 0.45%, Ultrasonic--Solid
(a) Mn--0.30 to 0.45%, P-- 0.025%MAX, forged blank
S--0 to 0.008%,Ni--0.30% MAX, conforming ASTM
Mo--0.08 to 0.30%, V--0.005 to 0.03%, Gas A 388-2001.
content -- H=2 ppm max, N=70-90 ppm Blank Dimension --
max, O=15 ppm & All togather gas content As Per Purchase
should be less than 120 ppm ASTM Grain Requisition & / or
Size--6 to 8, hardness--30 SH D(approx). Drawing
Macro Etch Test--As per ASTM A381-1995.
Inclusion Rating--A-1.0/1.5max , B-1.5/0.5
max ,C-0.5 max ,D-1.0/1.5 max of thin &
thick series. MP Test to be done as per
ASTM E 709-2001.
* These materials are Standard Items
** Elements are given in weight percent.

APPROVED BY : Head of Organisation ISSUED BY : MR

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Form No. List of Materials
FM/7.4/01/001

SPECIFICATION FOR FORGED BLANK:

Sl. No. Materials Name ** Specification / Supplier Size in mm

(or Otherwise)±10%
1(b) Forged Blank-Ind C--0.8 to 0.92%, Si--0.30 to 0.45%, Mn- Ultrasonic--Solid
Hardened -0.30 to 0.45%, P-- 0.025%MAX, S--0 forged blank
to 0.008%,Ni--0.30% MAX, Mo--0.08 conforming ASTM
to 0.30%, V--0.005 to 0.03%, Gas A 388-2001.
content -- H=2ppm max, N=70-90ppm Blank Dimension &
max, O=25-30ppm & All together gas Hardness -- As Per
content should be less than 120 ppm. Purchase
ASTM Grain Size--6 to 8, Macro Etch Requisition & / or
Test--As per ASTM A381-1995. Drawing . (As
Inclusion Rating--A-1.0/1.5 max, applicable),
B-1.5/0.5 max , C-0.5 max ,D-1.0/1.5
max of thin & thick series. MP Test to
be done as per ASTM E 709-2001
1 (c) Forged Blank Volume C--0.8 to 0.92%, Si--0.30 to 0.45%, Mn- Ultrasonic--Solid
Hardened -0.30 to 0.45%, P-- 0.025%MAX, S--0 forged blank
to 0.008%,Ni--0.30% MAX, Mo--0.08 conforming ASTM
to 0.30%, V--0.005 to 0.03%, Gas A 388-2001.
content -- H=2ppm max, N=70-90ppm Blank Dimension &
max, O=25-30ppm & All together gas Hardness -- As Per
content should be less than 120 ppm. Purchase
ASTM Grain Size--6 to 8, Macro Etch Requisition & / or
Test--As per ASTM A381-1995. Drawing (As
Inclusion Rating--A-1.0/1.5 max , applicable),
B-1.5/0.5 max , C-0.5 max ,D-1.0/1.5
max of thin & thick series. MP Test to
be done as per ASTM E 709-2001.

APPROVED BY : Head of Organisation ISSUED BY : MR

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PAGE NO. : 5 of 5 ISSUE DATE : 01.06.2009