Huachen Refractory

Fused cast block/magnesite chrome brick manufacturer
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Phosphate bonded high alumina brick

High alumina firebrick is made of high purity and stable spinel with a content of more than 48% alumina through high pressure and high sintering. Thermal stability, high refractoriness in more than 1770 ℃.

Other name: Phosphate bonded high alumina brick

Model Number: HCR

Certification: ISO

Minimum Order Quantity: 10

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Phosphate bonded high alumina brick

Phosphate bonded high alumina brick introduction
High alumina firebrick is made of high purity and stable spinel with a content of more than 48% alumina through high pressure and high sintering. Thermal stability, high refractoriness in more than 1770 ℃.

Phosphate bonded high alumina brick features
High strength under high temperature,good property of adhering coating,good thermal conductivity,good thermal shock resistance,etc.

Phosphate bonded high alumina brick technical sheet

Brand\Item

Al2O3≥

Fe2O3≤

CaO≤

Bulk Density(g/cm3)≥

Refractoriness(℃)≥

Cold Crushing Strength(MPa)≥

0.2MPa Refractoriness Under Load(℃)≥

Thermal conductivity

(1000℃)W/m.k≤

Phosphate bonded high alumina bricks

HCR-I

75

3.2

0.6

2.65

1780

60

1300

1.5

HCR-II

77

3.2

0.6

2.70

1780

65

1250

1.6


Phosphate bonded high alumina brick application
Used in the firing zone,transition zone, safety zone, cooler and transition zone of small cement kilns.

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