1. Diatomite heat insulating products
Fig.1 Unshaped refractory material Fig.2 Heat insulating diatomite bricks
Our heat insulating products has reached and exceeded the domestic and international standard.
Table 1 National standards of heat insulating products
|
National standard |
g/cm3 (≤) |
cold crushing strength (MPa, ≥) |
W(m.k) (≤) |
Dense Shaped Refractories Reheat Shrinkage
(900 ℃×8 h, ≤%) |
|
300±10 ℃ |
|
GG-0.4 |
0.4 |
0.80 |
0.13 |
2 |
|
GG-0.5a |
0.5 |
0.60 |
0.15 |
2 |
|
GG-0.5 |
0.5 |
0.59 |
0.16 |
2 |
|
GG-0.6 |
0.6 |
0.78 |
0.17 |
2 |
|
GG-0.7a |
0.7 |
2.50 |
0.20 |
2 |
|
GG-0.7 |
0.7 |
2.45 |
0.21 |
2 |
|
Fireclay |
0.7 |
－ |
0.21 |
2 |
|
products
