Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:10 m.t.
Supply Capability:10000000 m.t./month
semi-silica bricks for coke oven
Semi-silica brick content less than 30% Al2O3 and more than 65%SiO2. it is made of quartz sand and kaolin in special grain fineness,after shaping,drying.As it contains more quartz, the property is between clay brick and silica brick, residual expansion,erosion-resistance,acid slag resistance and RUL all higher than clay bricks.It is used as the coke oven bottom, liner and flue etc.
physical and chemical index:
items | TY-65 |
SiO2% | ≥65 |
Al2O3% | <30< span=""> |
K2O+Na2O% | ≤1.0 |
AP% | ≤24 |
CCS(MPa) | ≥25 |
0.2MPa RUL (°C) | ≥1350 |
PLC(1350°C*2h) % | -0.2~+0.2 |
Stable Capability, High Quality, Excellent Service, Competitive price is the most important advantage of our products
FAQ
Q2: What`s the lead time for my order?
A2: It depends on customers’ requirements and our production schedule. And usually we need 30-60 days for refractory bricks,10-25 days for unshaped refractory materials and 10-20 days for ceramic fiber blankets.
Q3: Can you offer Door-to-Door delivery?
A3: Yes, but only for some countries such us U.S., UAE, Saudi Arabia, Iran, and Russia, etc.
