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| Aluminium |
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World's
largest aluminium rolling company |
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One
of the biggest producers of primary aluminium in Asia |
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Market
share of 48 per cent |
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One of the lowest-cost producers of aluminium in the world
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Over
58 per cent of sales in value-added products |
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Fully
integrated aluminium plant at Renukoot, UP |
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Aluminium
wheels plant at Silvassa, in Dadra & Nagar Haveli |
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Foil
plants at Silvassa and Kalwa. Foil unit of Indal at Kollur |
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ISO
9001:2000 and 14001 certified |
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Alumina
refining capacity of 1,160,000 tpa going up to 1,500,000
tpa |
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Aluminium
metal producing capacity of 445,000 tpa |
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Captive
power generation of 1087.2 mw |
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Copper
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India's
largest copper smelting and refining plant at Dahej, Gujarat,
with two copper mines in Australia
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Domestic
market leader with 45 per cent market share |
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Smelting
and refining capacity 500,000 tpa, the largest single
location smelter in the world |
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Captive
jetty (Dahej Harbour & Infrastructure Limited, a wholly
owned subsidiary) |
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ISO
9001,14001 and OSHAS 18001 certified |
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Registered
on London Metal Exchange as Grade A Copper Brand |
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Certified
as a Star Trading House |
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| rolled
products |
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Hindalco's
cold rolled sheets are precision-finished to match
international standards for tight thickness, tolerance,
flatness and dimensional accuracy. Sound metallurgical
properties for further fabrication, anodising characteristics
and a blemish-free surface make it useful in both
commercial and general engineering applications.
Common alloys
| Dimensions
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|
Parameter
|
Range
|
Standard
|
Tolerance
|
|
Thickness
(mm)
|
0.16
— 5.99
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-
|
for
0.16 to 0.29 +/-0.01
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for
0.30 to 0.71 +/-0.05
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for
0.72 to 1.40 +/-0.08
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for
1.41 to 2.00 +/-0.11
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for
2.01 to 4.00 +/-0.12
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for
4.01 to 5.99 +/-0.15
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Width
(mm)
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500
— 1600
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914,
1219
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+/-3
for width <=1000
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+/-4
for width >1000
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+/-10
for thickness >1.63
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Length
(mm)
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2438
for thickness < 0.7,
3658 max for > 0.7
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2438,
3048
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+/-3
for length <=1000
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+/-4
for length 1000 — 2000
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+/-5
for length 2000 — 3000
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+/-7
for length >3000
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Diagonal
difference
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<=6
when length <=1000
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-
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-
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<=8
when length 1000 — 2000
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<=10
when length 2000 — 3000
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<=14
when length > 3000
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| Interleaved
sheets can be supplied in > 0.7 mm with
polythene or self-adhesive film. |
| Stucco
embossed sheets are also available in the
thickness range of 0.30 — 1.10mm. |
| Stretched
sheets in the thickness range of 2 —
5.99 mm can also be offered. |
| Mechanical
properties |
|
Alloy
(AA)
|
Temper
|
UTS
(mpa)
|
%E
(min)
(50mm gauge length)
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Min
|
Max
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0.5
— 0.8 mm
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0.81
— 1.3 mm
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1.31
— 2.6 mm
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2.61
— 5.99 mm
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1050
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O
|
55
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95
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22
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25
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29
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30
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1050
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H14
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95
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125
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4
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5
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6
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6
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1050
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H18
|
125
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-
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3
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3
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4
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4
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1070
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O
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-
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95
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27
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27
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29
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34
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1070
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H14
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95
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120
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4
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5
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6
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7
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1070
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H18
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120
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-
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3
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3
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4
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4
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1200,1100
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O
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70
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110
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20
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25
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29
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30
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1200,1100
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H14
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105
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140
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3
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4
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5
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5
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1200,1100
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H16
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125
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150
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2
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3
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4
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4
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1200,1100
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H18
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140
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-
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2
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2
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3
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3
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3103,3003
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O
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90
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130
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20
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23
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24
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24
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3103,3003
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H14
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130
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180
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3
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4
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5
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5
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3103,3003
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H16
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150
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195
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2
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3
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4
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4
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3103,3003
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H18
|
170
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-
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2
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2
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3
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3
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3105
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O
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95
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145
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14
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14
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15
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16
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3105
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H14
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150
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200
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4
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4
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5
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5
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3105
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H16
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175
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215
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2
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2
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3
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4
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3105
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H18
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195
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-
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1
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1
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1
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2
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8011
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O
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85
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120
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20
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23
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25
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30
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8011
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H14
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125
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160
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3
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4
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5
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5
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8011
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H16
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150
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180
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2
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3
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4
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4
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8011
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H18
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175
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-
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2
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2
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3
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3
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| Chemical
composition |
|
Alloy
(%)
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AA
1050
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AA
1070
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AA
1100
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AA
1200
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AA
3003
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AA
3103
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AA
3105
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AA
8011
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Fe
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0.40
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0.25
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0.95
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1.00
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0.70
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0.70
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0.70
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0.60
— 1.00
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Si
|
0.25
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0.20
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(Fe
+ Si)
|
(Fe
+ Si)
|
0.60
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0.50
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0.60
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0.50
— 0.90
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Mg
|
0.05
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0.03
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-
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-
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-
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0.30
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0.20
— 0.80
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0.05
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Mn
|
0.05
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0.03
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0.05
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0.05
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1.00
— 1.50
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0.90
— 1.50
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0.30
— 0.80
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0.20
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Cu
|
0.05
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0.04
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0.05
— 0.20
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0.05
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0.05
— 0.20
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0.10
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0.30
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0.10
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Zn
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0.05
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0.04
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0.10
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0.10
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0.10
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0.20
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0.25
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0.20
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Ti
|
0.03
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0.03
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-
|
0.05
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0.1(Ti
+ Zn)
|
0.1(Ti
+ Zn)
|
0.10
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0.08
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Cr
|
-
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-
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-
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-
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0.10
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0.10
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0.05
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Each
(Others)
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0.03
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0.03
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0.05
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0.05
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0.05
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0.05
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0.05
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0.05
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Total
(Others)
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-
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-
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0.15
|
0.125
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0.15
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0.15
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0.15
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0.15
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Al
|
99.50
|
99.70
|
99
|
99
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Remainder
|
Remainder
|
Remainder
|
Remainder
|
| Single
number indicates maximum content |
Strong
alloys
| Dimensions
|
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Parameter
|
Range
|
Tolerance
|
|
Thickness
(mm)
|
0.30
— 5.99
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for
0.30 to 0.56 +/-0.05
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for
0.57 to 0.71 +/-0.05, -0.08
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for
0.72 to 1.21 +/-0.08
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