Range of Material for Steel Plants

Fire Clay & High Alumina Bricks

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.

TYPICAL APPLICATION AREAS IN STEEL PLANTS

	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
–

1.0

1.7

–

0.8

1.5

–

0.8

1.5

–

0.3

1.3

–

0.6

0.8

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

0.5

–

0.5

100

–

0.5

–

0.5

–

0.5

–

0.5

175

–

0.5

–

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

0.8

1.7

0.8

1.7

0.6

1.5

0.6

1.5

–

0.6

1.3

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

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

0.5

–

0.5

100

–

0.5

–

0.5

–

0.5

175

–

0.5

–

0.5

–

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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