It is manufactured with high quality natural zircon sand and over 63% ZrO2 content it belongs to acid refractory.
►Features:
1.High mechanical strength,
2.Good thermal shock resistance,
3.High refractoriness under load,
4.Strong erosion resistance and high density and etc.
5.High bulk density
►Technical parameters:
Item |
Dense zircon brick |
Zircon brick |
zirconium -corundum brick |
Zirconium -mullite brick |
Semi-zircon brick |
ZrO2 % |
≥65 |
≥60 |
≥30 |
≥18 |
≥15—20 |
Al2O3 % |
— |
— |
≥45 |
≥55 |
≥50—60 |
SiO2 % |
— |
≤38 |
≤25 |
≤25 |
≤20 |
Fe2O3 % |
≤0.3 |
≤0.5 |
≤0.5 |
≤0.5 |
≤1.2 |
Apparent porosity % |
≤18 |
≤22 |
≤20 |
≤17 |
≤20 |
Bulk density g/cm3 |
≥3.7 |
≥3.5 |
≥3.2 |
≥2.7 |
≥2.7 |
Cold compressive strength MPa |
≥100 |
≥100 |
≥100 |
≥100 |
≥100 |
Refractoriness under load °C |
≥1650 |
≥1620 |
≥1650 |
≥1650 |
≥1550 |
►Application:
Mainly used for glass furnace,glass fiber furnace,rock cotton fiber furnace,garbage incinerator,ceramic frit glaze furnace,reheating furnace etc.
►Delivery
Package Informations:
1. Packed in a 100cm*100cm fumigated wooden pallet with a waterproof plastic film cover, and tightened with plastic bandages.
2. We can also pack the goods according to your requirements.
Shipping:
1. FEDEX/DHL/UPS/TNT for samples.
2. By Sea for batch goods.
3. Customers specifying freight forwarders or negotiable shipping methods!
4. Delivery Time:3 days for common shape samples;15 days for special shape samples.Within 30 days for batch goods.