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Brand Name : KT
Model Number : QZZC
Certification : ISO
Place of Origin : China
MOQ : 100PCS
Price : 15 USD PER PC
Payment Terms : Western Union, MoneyGram
Supply Ability : 50 TON PER MONTH
Delivery Time : 25 DAYS AFTER PAYMENT
Packaging Details : PLWYOOD PALLET OR BOX
Name : High temperature resistance Mullite lightweight fire brick for kiln car
Color : White
Dimension : 600*200*75mm
Density : 0.8g/cm3
Cold Crushing Strength : ≥ 10
Thermal Conductivity (at 800℃ ) : ≤1.5
Heat Expansion Coefficient (at 1300℃) : ~7.8
Shape : Rectangle
1. High temperature resistant mullite brick
Mullite lightweight brick has small holes inside it, so it has high apparent porosity.It can decrease heat loss of furnace wall, then save fuel.Meanwhile, lightweight means less heat storage, fast temp-up and temp-down, which can increase cyclic operation.
2. Technical parameter
Item Category | JT23 | JT26 | JT28 | JT30 | JT32 | |
(℃)Using temperature | 1300 | 1430 | 1520 | 1550 | 1600 | |
(g/cm3)Density | 0.55-0.65 | 0.8 | 0.9 | 1.0 | 1.1 | |
(%)Reheating linear shrinkage | 0.4 | 0.5 | 0.8 | 0.8 | 1.0 | |
(Mpa)Cold crushing strength | 1.8 | 1.8 | 2.5 | 2.8 | 3.5 | |
(Mpa)Room temperature flexural strength | 1.2 | 1.2 | 1.6 | 1.6 | 2.2 | |
(350℃ W/mk)Thermal Conductivity | 0.25 | 0.26 | 0.32 | 0.37 | 0.42 | |
(×10-6/℃)Thermal expansion coefficient | 0.47 | 0.47 | 0.48 | 0.48 | 0.49 | |
Al2O3 | 45 | 54 | 64 | 72 | 80 | |
Fe2O3 | 0.9 | 0.9 | 0.8 | 0.7 | 0.5 |
3. Application
Mainly used as thermal insulating layer without the liquid melt touched or gas pickling in the constructing the various industry furnaces.
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Mullite Lightweight Insulating Fire Brick For Kiln Car , Kiln Refractory Bricks Images |