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General Refractory Brick

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Place of Origin： China - Shandong - Zibo
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NegotiableUnit:Piece
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Product Details

 Details

项 目 Item \ 牌 号 Brand
粘土质 Fire clay
高 铝 质 High-Alumina
ZGN-42
GN-42
GL-65
GL-55
GL-48

Al2O3 %

≥42
≥42

≥65

≥55

≥48 

Fe2O3 %

≤1.6
≤1.7

≤2.0

≤2.0

≤2.0

耐火度 ℃
Refractoriness

≥1750

≥1750

≥1790

≥1770

≥1750

显气孔率 %
Apparent Porosity

≤15

≤16

≤19

≤19

≤18

体积密度 g/cm3 
Bulk Density

常温耐压强度 Mpa
Cold crushing strength

≥58.8
≥49.0
≥58.8
≥49.0
≥49.0

荷重软化温度KD ℃
Refractoriness nuder  Load

≥1450
≥1430
≥1500
≥1480
≥1450

重烧线变化率 %
Permanent Linear Change

1450 ℃×3h
0～-0.2
1450 ℃×3h
0～-0.3
1500 ℃×2h
0～-0.2
1500 ℃×2h
0～-0.2
1500 ℃×2h
0～-0.2

使用部位
Application

炉底、炉身
炉身、炉腰
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