Loading Port:Tianjin
Payment Terms:TT OR LC
Min Order Qty:3000 pc
Supply Capability:50000 pc/month
Magnesia Brick Features:
1. High refractoriness, multiply mineral composition;
2. Good thermal conductivity, strong slag erosion resistance.
product Index | unit | magnesia brick | magnesia-alumina brick | magnesia zircon brick | magnesite-chrome brick | |||||||
MZ-92 | MZ-95 | MZ-97 | MZ-80A | MZ-80B | MG-1 | MG-2 | MGZ-12 | MGZ-9 | MGZ-6 | MGZ-4 | ||
MgO ≥ | % | 92 | 95 | 97 | 80 | 80 | 73 | 77 | 60 | 70 | 75 | 80 |
CaO ≤ | % | 2.5 | 2.0 | 2.0 | — | — | — | — | — | — | — | — |
Al2O3 ≥ | % | — | — | — | 5-10 | 5-10 | — | — | — | — | — | — |
SiO2 ≤ | % | 4.0 | 2.0 | 1.0 | — | — | — | — | 3.2 | 3.0 | 2.8 | 2.5 |
ZrO2 ≥ | % | — | — | — | — | — | 12 | 12 | — | — | — | — |
Cr2O3 ≥ | % | — | — | — | — | — | — | — | 12 | 9 | 6 | 4 |
Apparent porosity≤ | % | 18 | 18 | 18 | 18 | 20 | 18 | 16 | 19 | 19 | 18 | 18 |
Cold crushing strength MPa≥ | Mpa | 60 | 60 | 60 | 40 | 30 | 65 | 70 | 35 | 40 | 40 | 40 |
0.2MpaRefractoriness under loads≥ | ℃ | 1600 | 1600 | 1700 | 1600 | 1580 | 1600 | 1660 | 1580 | 1600 | 1600 | 1600 |
linear changes on reheating 1650℃x2h | % | +0 -0.5 | +0 -0.3 | +0 -0.2 | — | — | — | — | — | — | — | — |
Bulk density ≥ | g/cm3 | 2.88 | 2.9 | 3.0 | 2.8 | 2.8 | 3.0 | 3.1 | 3.0 | 2.98 | 2.95 | 2.93 |
Production & Quality
1.Production Process
Crushing→Mixing→Shaping→Drying→Firing→Inspection→Packing shipment
2.Quality Control
a.According to the chemical content,raw materials are classified into different levels to ensure quality of brick first.
b.During the production,every brick will be weighed twice strictly to reduce the error of weight .
c.Before delivery, the inspectors will inspect the size,appearance,physical and chemical properties of brick again in factory.
Q1.Are you a manufacture or trader?
A:To be honest we are a trader,but we have stable cooperation factories.And we can supply good pre-sale service, after-sales service.
Q2.Can we visit your company?
A:Sure,welcome at any time,seeing is believing.
Q3. Do you provide samples?
Yes, samples are available.
Q4. Do you accept OEM?
Yes, we can do OEM.
Q5.What's the MOQ of trial order?
A:No limit,We can offer the best suggestions and solutions according to your condition.
Q6.What are the payment terms?
Usually T/T,but L/C,Western Union etc are available for us.
Q7. How long is delivery time?
The delivery time will be determined according to the quantity of the order.
Q8.How are your products’ quality?
The products will be strictly inspected before shipment, so the quality could be guaranteed.
Q9.How to slove the quality problems?
A:If the products are not confirmed to customer samples or have quality problems,our compay will be responsible to make compensation for it.
Q10.What is the service life of your bricks?
A:The service life of different bricks is unlike.It also depends on your using condition and method.
Q11.How about your company's certification?
A:ISO9001 and Test Report,also we could apply other necessary certification.
