Steel Making
TRL Krosaki delivers the following iron making equipment across industries along with value added products and services.
Rh Degasser 
Induction Furnace 
EAF 
BOF/Converter 
AOD 
Steel Ladle 
Flow Control Product Rh Degasser
We offer
- Innovative design and engineering.
- Ready to use Snorkel.
- High Quality direct bonded Magnesia-Chrome bricks for Vessel application.
- Snorkel Gunning materials.
- Wear out profile study and proposition for performance and process efficiency improvement.
Our Branded Products
RH1
RH
CRXV2
MC40S2
Our Valued Customers
Induction Furnace
TRL Krosaki, backed by its captive mines and world-class raw material sources, leads the industry with traditional and innovative products.
We offer complete package materials for Induction Furnace which includes acidic, basic and neutral ramming mass.
We also study wear out profile and propose better quality for performance and efficiency improvement.
Our Branded Products
NK-150
RAM LMCX
SK-165
Our Valued Customers
EAF
TRL Krosaki, with the association of Krosaki Harima Corporation, Japan, is completely equipped for Total Refractory Management jobs of Electric Arc Furnaces.
We offer complete design and engineering, all kind of refractories which includes Mag-C, Gunning materials, Dry ramming materials for both cold and hot application, Fettling materials, EBT Assembly, DPP, Delta Roof refractories, back up bricks etc.
We also do Installation and Maintenance with expert professionals and modern equipment like Robotic Gunning machine, Thermo-Scanner, Fettling machine, Spinning machine, Poking machine etc.
We also study process and offer value added proposition for performance and efficiency improvement.
Our Branded Products
Gun
Unisol
Dolofet
HMR EH(HS)
HMR EH
Our Valued Customers
BOF/Converter
TRL Krosaki, with the association of Krosaki Harima Corporation, Japan, is equipped with complete packages of world-class products and technologies for converter applications.
We have around 40% market share in the Indian Market.
We offer Innovative design and engineering, Complete range of materials for Converter which includes Mag-C, Anti Sticking mouth gunning materials, Wall gunning Materials, Hot Patch materials, Tap Hole Assembly, Multi Hole Plug, Backup bricks etc.
We also do Installation and Maintenance with expert professionals and modern equipment like Robotic Gunning machine, on-line scanning machine, Thermo-Camera etc.
We also do Refractories Health Audit and propose for performance and process efficiency improvement.
Our Branded Products
Gun
D40T
HMR C4
HMR C3
HMR C2
HMR C1
Our Valued Customers
AOD
TRL Krosaki is the only domestic manufacturer of Dolomite refractories serving the needs of Stainless Steel industries, with more than 75% share of business in domestic market.
We offer customized refractory design and engineering to reduce the down trance and improve productions of AOD.
We also do Installation and maintenance under expert supervision.
We study AOD operation, refractory wear out profile and solution for performance improvement.
Our Branded Products
Dolo mix KJ
Dolofet
F2V
P1
R1
B40
B1
Our Valued Customers
Steel Ladle
TRL Krosaki is leading the industry with record performances in diversified steel making environments. The association of Krosaki Harima Corporation has enhanced the capabilities which helps us to take the position of trendsetter.
We have more than 30% share of business in Domestic market.
We offer Innovative design and engineering for optimum efficiency along with complete package of materials for ladle which includes Mag-C, Gunning materials, Back up bricks, Castable, Spinet Bricks etc.
We also do Installation and Total Refractory Management with expert professionals and modern equipment.
We also study process & wear out profile and provide proposition for performance and efficiency improvement.
Our Branded Products
Doloram
SLM2
HMR LB
HMR LS
HMR LM
Our Valued Customers
Certificates
Flow Control Product
TRL Krosaki supplies a full spectrum of reliable & high performing Flow Control Mechanisms with complementing Refractories for Ladle & Tundish. products for all pouring, casting and steel treatment application. Thanks to the expertise gained over the years, TRLK has integrated & widest flow control technology panel.
Steel Ladle:
- Ladle Slide Gate
- Purging System
Tundish:
- Online Tundish Nozzle Change (OTNC) - Billet / Bloom
- Tundish Slide Gate - Slab
- Tube / SEN Changer - Slab
- Conventional & Thin Slab SEN
- Monoblock Stopper
- Ladle Shroud
- Tundish Furniture / Flow Modifiers
- Tundish Lining Products
Steel Ladle:
Ladle Slide Gate - Refractories
LS (Interstop Design) - TRL Krosaki is an official licensee for this system since 1995. We are Quality Refractory Manufacturer for SAFLO (Hand operated), 1-QC, 2-QC, Flocon etc
AL - A New Genration User Friendly Mechanism (KHC, Japan Design)
SG Plates
| Typical Properties | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Physical Properties | Chemical Composition (%) | |||||||||
| Material | Brand | BD | AP | Al2O3 | MgO | ZrO2 | F.C. | Corrosion | Abrasion | Spalling |
| Name | g/cc(min) | % | % | % | % | % | Resistance | Resistance | Resistance | |
| Max | ||||||||||
| MgO-C(Chemical) | SPSR | 2.95 | 7.1 | 81.6 | +++++ | ++ | + | |||
| Al2O3-C (chemical) | ASP HC | 3.08 | 5.1 | 93.6 | 1.4 | 4.5 | ++++ | +++ | ++ | |
| AZK2 | 3.05 | 5.9 | 77.6 | 9.9 | 3.2 | ++++ | +++ | +++ | ||
| Al2O3-C(Burnt) | 85CA | 3.12 | 14.1 | 85.6 | 4.8 | +++ | ++++ | ++++ | ||
| 85CASS | 3.10 | 15.1 | 74.4 | 9.1 | 4.8 | ++ | ++++ | +++++ | ||
| MRX-220 | 3.17 | 10.8 | 76.0 | 8.8 | 5.1 | ++ | +++++ | +++++ | ||
| TKWM-202N | 3.19 | 10.8 | 80.4 | 8.1 | 5.4 | +++ | +++++ | ++++ | ||
| TKWS-326N | 3.17 | 11.8 | 85.2 | 1.7 | 5.0 | ++++ | +++++ | +++ | ||
SG Nozzles
| Typical Properties | Application | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Physical Properties | Chemical Composition (%) | ||||||||
| Material | Brand | BD | AP | Al2O3 | MgO | Cr2O3 | F.C. | Upper | Lower |
| Name | g/cc(min) | % | % | % | % | % | Nozzle | Nozzle | |
| MgO-C | SN 90M | 3.00 | 9.1 | 91.2 | 5.8 | O | |||
| Al2O3-Cr | SN 90C | 3.10 | 17.1 | 91.5 | 3.5 | O | O | ||
| Al2O3 | SN 85F | 3.00 | 16.9 | 85.2 | O | ||||
| Al2O3-C | SN AD | 3.00 | 12.1 | 90.7 | 5.8 | O | O | ||
| SDS | 2.85 | 12.1 | 81.2 | 5.8 | O | O | |||
| SN A996 | 3.07 | 5.2 | 96.7 | 3.0 | O | ||||
| SN A814 | 2.74 | 10.8 | 81.6 | 2.3 | O | ||||
Steel Ladle
Ladle Purging System
Channel Network
| Random Porosity Plug | Conventional Directional Slot Plug | Segmented Plate Type Plug | |
|---|---|---|---|
| Configuration |
|
 |
 |
| Bubbling successful ratio | 99% | 92% | 85% |
| Gas bubble pore dia (μm) | 70-120 | 100-180 | 130-300 |
Tundish:
- Online Tundish Nozzle Change (OTNC)
| Specification | |
|---|---|
| Pressing force | 13 kN as designed |
| Shooting force : | 25 kN |
| (Dia. 40 mm x 21 MPa) | |
| Shooting speed : | 150-200 mm/sec |
| Bore size : | Max. 25 mm |
| Hydraulic fluid : | Phosphate, etc |
- Tundish Slide Gate (S-UQC) / Tube Changer (J-UQC)
Tundish:
- Ladle Shroud / MonoBlock Stopper / Submerged Entry Nozzle
- Furniture (Dams/Weirs/Impact Pads etc.)
