CONTINUOUS CASTING REFRACTORY / TOTAL TUNDISH MANAGEMENT
CONTINUOUS CASTING REFRACTORY (CCR)

Started manufacturing Tundish Black Refractories (CCR) from the year 2003, which includes viz., Ladle Shorud (LS), Sub Entry Nozzle (SEN), Mono Block Stopper (MBS), Tundish Nozzle (TN) etc.
We also carry out Total Tundish Management (TTM) where it is required to supply all the items involved in a Tundish, including technical services and applications at site.
SPECIAL FEATURES:
o Facility for gas purging
o Anti oxidant properties
o Design and size as per customer’s requirement
o Clogging free casting for long sequence of casting
o Gas purging facilities to prevent alumina clogging (optional)
o Slag zone immersed part re-inforcement with special material for long life
o Argon sealing purging arrangement can be provided on customer’s request
o Wide range of formulation for withstanding oxidation and long sequence casting
o Different assembly methods for assured security even in long sequence casting
o We manufacture Silica free Oxy-bore ladle shroud for less corrosion and long
sequence casting

TYPICAL PROPERTIES OF DIFFERENT PARTS OF CCR PRODUCTS | ||||||||||||||||||
Product | Sub Entry Nozzle | Mono Block Stopper | Ladle Shroud | Tundish Nozzle | ||||||||||||||
Seat | Body | Slag Zone | Head | Body | Body | Slag Zone | Seat | Body | ||||||||||
Refractory Grades | VB6 | VB14 | CT142 | CT170 | CT182 | CT199 | CT141 | CT67 | VE3 | VB6 | VB14 | CT75 | VD1 | CT193 | CT198 | VD3 | VB6 | CT-100 |
Chemical Analysis | ||||||||||||||||||
Al2 O3 (Min.) % | 75 | 65 | 40 | 47 | 84 | 71 | 70 | 75 | 55 | 45 | 50 | 64 | 50 | 75 | 70 | |||
SiO2 (Max.) % | 5 | 1 | 7 | 20 | 15 | 3 | 3 | 5 | 1 | 15 | 15 | 18 | 10 | 5 | 6 | |||
MgO (Min.) % | 75 | 75 | ||||||||||||||||
ZrO2 (Min.) % | 84 | |||||||||||||||||
C (Max.) % | 20 | 22 | 25 | 30 | 30 | 13 | 13 | 25 | 26 | 20 | 22 | 30 | 38 | 30 | 28 | 35 | 20 | 23 |
Physical Properties | ||||||||||||||||||
A.P. (Max.) % | 15 | 17 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 17 | 15 | 15 | 15 | 15 | 15 | 15 |
B.D. (gm/cc) Min. | 2.65 | 2.55 | 2.55 | 2.45 | 2.28 | 2.60 | 3.80 | 2.50 | 2.50 | 2.65 | 2.55 | 2.35 | 2.35 | 2.40 | 2.55 | 2.35 | 2.65 | 2.55 |
C.C.S. (Kg./cm2) Min. | 225 | 200 | 225 | 180 | 180 | 220 | 225 | 200 | 180 | 225 | 200 | 180 | 180 | 180 | 225 | 180 | 225 | 200 |