Home page / Catalogue / Products of «BRP» / Non-molded goods / Refractory mixtures, ultra- low cement
Refractory mixtures, ultra- low cement
Refractory mixtures, ultra- low cement
Refractory ultra-low cement mixtures «BORCAST» are used for making monolithic concrete lining and production of refractory products
Technical characteristics
Classification of concrete mixtures depending on the prepakt method
W- vibratory casting
S - self-spreading
|
|
Norm for mark |
|||||
|---|---|---|---|---|---|---|
|
|
BORCAST-42UW(US) |
BORCAST-45UW(US) |
BORCAST-50UW(US) |
BORCAST-62UW(US) |
BORCAST-72UW(US) |
BORCAST-90UW(US) |
|
ТS 14-194-289-09 |
||||||
|
Mass fraction, %: Al2O3, no less Fe2O3, no more CaO, no more |
42 3,0 1,0 |
45 2,5 1,0 |
50 1,5 1,0 |
62 1,5 1,0 |
72 1,3 1,0 |
90 1,0 1,0 |
|
Compressive resistance after heat treating (1300°C), N/mm2, no less |
30 |
40 |
65 |
35 |
45 |
70 |
|
Apparent density after heat treating (1300°C), g/сm3, no less |
2,10 |
2,15 |
2,20 |
2,45 |
2,50 |
3,00 |
|
Heat stability, thermal cycling, no less |
- |
- |
- |
30 |
- |
- |
|
Moisture content at the shipping, %, no more |
0,7 |
|||||
|
Grain size composition, %: passage through the screen №0063, no less |
|
|||||
For the mixture of BORCAST-62UW mark passage through the screen is allowed no less than 20%