IMR’S PRODUCT RANGE AT A GLANCE

  • IMR’S PRODUCT RANGE AT A GLANCE
  • CASTABLE REFRACTORIES WITH MEDIUM AND HIGH CALCIUM ALUM1NATE BINDER
  • LOW CEMENT CASTABLES.
  • ULTRA LOW CEMENT CASTABLES
  • PLASTICS, RAMMING MIXES AND MORTARS
  • SILICA AND CHROME BASED WELL-FILLERS FOR SLIDE-GATE LADLES
  • PRECAST SHAPES AS PER CUSTOMER’S SPECIFICATION.

 

DEVELOPED PRECAST SHAPES

  • LAUNDER MONOBLOCKS FOR EAF.
  • BURNER BLOCKS.
  • DAMS, WEIRS AND BAFFLES FORTUNDISH.
  • STRIKING PADS.
  • BOTTOM INSERTS FOR INGOT MOULDS.
  • WELL BLOCKS.
  • SKIMMER BLOCKS FOR BLAST-FURNACE CAST-HOUSE.


The Shapes are precast and prefired to the required temperature as per Customer’s specfication.

  • IMR’s castable refractories – The Right Choice for cost-effective lining for the Core Sector Industries.
  • IMRs undertakes total system of application of L.C.C/U.L.C.C as per customer’s requirement on turn-key basis for better ideas and cost effective solutions.
 

BRAND NAME

AREA OF APPLICATION

1.

IMR-LC-5

Coke over doors, B.F7Steel Ladle Safety Lining.

2.

IMR-LC-6

Soaking pits, Sintering Plants, Coke ovens

3.

IMR – LC – 7

Ingot bottom stool inserts, tundish back-up lining, Direct Reduction rotary kiln, Hot metal

 

 

desulphurisation lances, Soaking pit walls, Blast furnace top cone, Dam & weirs for Tundish, Burner blocks for reheating furnaces, Blast Furnace Ladle back-up lining, Reheating furnace-Skid insulation. Steel ladle back-up lining.

4.

IMR-LC-8

Argon-rising lances, VOD-roof (outer portion), Electric Arc furnace launders, Ladle bottomlining etc.

5.

IMR-LC-9

Snorkels of RH degassers. Slide gate plates, VOD ladle-bottom. Well Blocks & Sleeves for Gas purging in ladles.

6

IMR-LC-75(AR)

Charging and discharging ends of Rotary kiln of lime/dolomite calcinations, Steel ladle Back-up lining.

7.

IMR-ULC-75

Rocking runner of B.F: Blast furnace main trough & hot metal runner.

SPECIFICATION OF DEVELOPED LCC & ULCC PRODUCTS

PROPERTY PARAMETERS

IMR-LC-5

IMR-LC-6

IMR-LC-7

IMR-LC-8

IMR-LC-9

IMR-LC- 75IAR1

IMR-ULC-75

CHEMICAL
Al 2 O 3 %
Fe 2 O 3 %
CaO %
SiC + C %

45
1.0
1.7

60

1.0

1.7

70

0.8

1.5

80

0.8

1.5

94

0.3

1.3

75

75

0.6

0.8

16

PHYSICAL

B.D.g/cc (110°C)
Granding mm.
Abrasion index after firing at 600″Cx 3 hrs

CCS kg/sq.cm.

100° C x 24hrs
700° C x 2 hrs
1400°C x 2 hrs

2.2

0-4 (0-6)

600
900
1100

2.5

 0-4 (0-6)

600
900
1100

2.8

0-6


800
1000
1200

3.1

0-4(0-10)

700

700
900

3.2

0-4 (0-12)

500

700
900

2.9

0-6

50

800

900
1101

3.2

0-6(0-10)

600
900
1100

PYROPHYSICAL

PCE (orton)
PLC % max ± (1400°Cx3 hrs) HMOR kg/sq. cm.
at 1100° C x 3 hrs
at 1400° C x 3 hrs

31

0.5

80

32

0.5

100

34

 0.5

50

35

0.5

40

36

0.5

40

33

0.5

175

35

0.5

80

OTHERS
(% Water required for casting )

In high intensity mixer
Application Temperature

4.0-5.0
1450°C

4.0 – 5.0
1600°C

3.5 – 4.0
1700°C

3.0 – 3.5
1800°C

3.5 – 4.0
1850°C

3.0 – 4.0
1500°C

3.5 – 4.0
1700° C

Above data represent typical properties obtained from commercial production lots and should not be considered guaranteed specifications.

RIL-LMC PATCH – AN UNIQUELY DEVELOPED MATERIAL FOR COLD REPAIRS OR HOT PATCHING OF USED LCC LINING. THE COMPOSITION IS FORMULATED (1) FOR UPTO 70% A12O & (2) BEYOND 70% A12O3 CONTENT.

SUPER PLASTICS & RAMMING MIXES

PLASTICS

RAMMING MIXES (ALUMINA)

BRAND NAME

IMR-PLA-70

IMR-PLA-S0

IMR-PLA-90

1MR-STA-90

IMR-STA-95-5

IMR-STA-80

PROPERTIES

Chemical composition (%)

Al2O3
SiO2
MgO

Service temperature

Quantity required (Kg/m³)
CCS (Kg/cm²)

24 hrs at 110°C

3 hrs at 1100°C

3 hrs at 1500°C

PLC (%)
3 hrs at 1500°C


72
24


1750°C

2600


80

300

450

± 05%


80
12


1750°C

2750


80

300

30

+ 1.0


90
7


1800°C

2800


150

250

600

+ 0.5


90
2


1800°C

2850

150

250

600

+ 0.2


95
1.5


1850°C

2900


400

550

800

+ 0.


80
6


1750°C

2750



400

500

700

± 0.2

Installation process

Stamping

Stamping

Stamping

Ramming/Casting

Ramming/Casting

Ramming/Casting

Main Application

High temp. furnace, soaking pits & heating furnaces, Ladles

High temp. High corrosion application

High temp. High abrasion & Corrosion application

VAD Ladle well block fixing, hot patching EAF roof

VOD Ladle block fixing, hot patching

General high temp. application, Cu-alloy furnace

These are typical properties, not to be taken as guaranteed specification.

TYPICAL TECHNICAL DATA OF CASTABLE REFRACTORIES – HYDRAULIC SETTING (TESTED AS PER IS METHOD OF TESTING)

Sr. No.

Brand

Service Temp
° C

Al 2 O 3 % min

Fe 2 O3 %

Bulk Density Dry Cast Block Gm/cc min

P.L.C. on heating to service temp

Normal grading in mm*

After heating to for 5 hrs.
100 °C              Service temp CCS,Kg/cm 2     CCS,Kg/cm 2 Min                    Min

Some of the recommended application

1

1MRCAST-200

1350

55

4.0

2.2

1.0

0-5

200                    300

General Purpose, Waste gas flues, Boiler etc.

2

1MRCAST-145

1450

40

2.0

2.0

1.0

0-5

150                    200®

 

3

1MRCAST-45

1450

45

3.0

2.1

1.0

0-5

175                    250®

 

4

1MRCAST-250

1450

70

5.0

2.4

1.5

0-5

300                     450®

Abrasion Resistance Coke oven doors Cement Kiln, etc. BF Blow pipe Reverberatory furnaces.

5

1MRCAST-155

1550

48

2.5

2.1

1.0

0-5

150                       200

General Purpose

6

1MRCAST-550

1550

50

1.5

2.1

1.0

0-5

300                            –

Soaking pit, Reheating furnace

7

1MRCAST-600

1600

62

1.0

2.2

1.5

0-5

350                           –

Electric Act furnaces roof.

8

1MRCAST-800

1750

91

0.5

2.9

1.0

0-5

450                         –

Burning blocks, Reformers.

9

1MRCAST-900

1800

95

0.3

3.0

 

500                        –

EAF roof; Burner Blocks & other high temperature applications.

 

INSULATING

 

         

 

 

1

RILCAST-INSU-

900

20

5.0

0.65

2.0

0-6

    25                        20®

 

2

RILCAST-INSU- 100

1000

15

5.0

1.0

0.5

0-6

     50                       100®

Ass backing insulation for reducing heat loss.

3

RILCAST-INSU-120

1200

20

5.0

1.5

0.5

0-6

50                     50®

 

4

RILCAST-INSU-135

1350

33

5.0

1.5

0.5

0-4

50                     50®

PROPERTY PARAMETERS

IMR – LMC 450

IMR-LMC 600

RADRIL-703

RADRIL-704

RADEIL-751/752AR

RADRIL – 801

RADRIL – 942

CHEMICAL

Al 2 O 3 % min

Fe 2 O 3 % max

CaO% max

 

45

0.8

1.7

 

60

0.8

1.7

 

70

0.6

1.5

 

70

0.6

1.5

 

75

 

80

0.6

1.3

 

94

0.3

1.3

PHYSICAL

B.D. g/cc(110 °C)

Grading mm.

Abrasion index after firing at 300 °Cx 3 hrs

CCS kg/sq. cm.

110 o C x 24 hrs

700 x 24hrs 900

1400 x 24hrs 1100

 

2.2

0-4(0-6)

 


600

900

1100

 

2.5

0-4(0-6)

 


600

900

1100

 

2.8

0-6

 


700

1000

1200

 

2.8

0.6

 


800

900

1100

 

2.9

0-6

50 (752AR)

 


800

900

1100

 

3.2

0-46(0-10)

 


700

700

900

 

3.2

0-46(0-12)

 


500

700

900

PYROPHYSICALS

PCE (Orton)

PLC% max ± (1400 °C x 3hrs)

HMOR kg/sq.cm

At 1100 °C x 3hrs

At 1400 °C x 3hrs

 

31

0.5

 


80

 

32

0.5

 


100

 

34

0.5

 


50

 

34

0.5

 


60

 

33

0.5

 


175

 

35

0.5

 


60

 

36

0.5

 


70

OTHER

Water required for casting in high intensity mixer

Application Temperature

 

4-50


1450 °C

 

4-50



1600 °C

 

3.5-4.0



1700 °C

 

3.5-4.0



1700 °C

 

3.0-4.0



1500 °C

 

3.0-3.5



1800 °C

 

4.0-4.0



1850 °C

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