Dry ramming mixes for EAF bottom/Free of baking/Strong resistance to steel penetration, corrosion resistance
Product description:
These products are made from high quality magnesite and Fe2O3-CaO magnesite ,and show the features of excellent resistance against steel penetration .The product is used to ram UHP,HP,RP,DC and iron sintered alloy electric furnace hearth.
Category of Refractory ramming mixes:
Features:
Characteristics: High density,high strength,high corrosion resistance,high thermal resistance,high volume stability,formation of a robust whole sintered layer in high temperature, excellent material hot-patching ability.
Physical and chemical indicators:
Brand | XY-DLD-68 | XY-DLD-80 | XY-DLD-85 |
MgO,≥ | 68 | 80 | 85 |
CaO | 6~8 | 6~9 | 18~25 |
Fe2O3 | 4~5 | 5~9 | 3~5 |
SiO2,≤ | 1.5 | 1.5 | 1.5 |
Crushing strength/ MPa,≥ | 10 (1300℃,3h) | 10 (1300℃,3h | 10 (1300℃,3h |
Crushing strength/ MPa,≥ | 30 (1600℃,3h) | 30 (1600℃,3h) | 30 (1600℃,3h) |
Bulk density/g﹒cm-3,≥ | 2.40 (1600℃,3h) | 2.45 (1600℃,3h) | 2.45 (1600℃,3h) |
Production and inspection :
Packaging and transportation: