Zhengzhou Xinyu Import Export Trade Co., Ltd. |
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Product description:
The tundish uses a series of magnesia and magnesia-calcium
coatings, which are made of high-quality magnesia and
magnesia-calcium sand, and are made of a binder and an admixture.
At the same time, a quick-drying agent is added to facilitate
baking.
Category of Refractory Castable:
Magnesia/Magnesia-calcium
Features:
The coating has good performance, suitable for spraying or
smearing, high service life, strong disintegration and easy
removal. It is the preferred lining material for pouring stainless
steel.
Physical and chemical indicators:
Material | Magnesia | Magnesia-calcium | |
---|---|---|---|
Brand | XY-ZT-1 | XY-ZT-2 | |
MgO/%,≥ | 80 | 65 | |
CaO/% | 10 ~ 20 | ||
Bulk density/ g﹒cm-3 | 110℃ | 1.9 ~ 2.3 | 2.0 ~ 2.2 |
Firing linear change | 1500℃ | -3.0 ~ -0.5 | -2.0 ~ -0.5 |
Modulus of rupture/ MPa,≥ | 110℃ | 1.0 | 1.5 |
1500℃ | 2.5 | 3.5 | |
Crushing strength/ MPa,≥
| 110℃ | 5 | 3 |
1500℃ | 10 | 10 |
Production and inspection :
Packaging and transportation: