Product description
Refractory Bricks Porous Plugs for Ladles Hongda porous plugs are characterized by their high strength, good erosion resistance and corrosion resistance, high blowing rate and good safety. The plugs are widely used for continuous casting ladles and refining ladles.
Type | HD-TZ1 | HD-TZ2 |
Chemical Composition (%) | Al2O3+ Cr2O3 | ≥95 | ≥93 |
Bulk Density (g/cm3) | 1500°C × 3 h | ≥3.2 | ≥3.0 |
MOR (MPa) | 1500°C × 3 h | ≥15 | ≥13 |
CS (MPa) | 1500°C × 3 h | ≥100 | ≥90 |
PLC (%) | 1500°C × 3 h | ±0.5 | ±0.5 |
Flow Rate(NL/min)(0.2-0.8MPa Pressure) | 300—800 | 300—800 |
We are
a)One of largest supplier for refractory in China and 13 years of professional manufacturer for refractory
b)a ISO9001 Qualified Enterprise c)Zhengzhou Functional Unshaped Refractory Material Engineering
Technology Research Center
Henan Refractory Materials Strategic Alliance Member