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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