Anti Acid Brick

Parameters

Unit

Indexes

Test Standard

Density

g/cm³

2.20-2.40

ASTM

Porosity Rate (Volume percent)

%

9.3-10.5

ASTM

Water Absorption Rate (Weight percent)

%

4.2-4.7

ASTM

Heat Stability

950 -20°C

will not be broken within 30 cycles

DIN

Elasticity Modulus

MPa

2,138

DIN

Compression Strength

MPa

123

DIN

Bending Strength

MPa

≥ 40

DIN

Thermal Conductivity ( 400°C )

w/m.k

1.175

DIN

Thermal Expansion Coefficient
( 1,000°C )

1/°C

3.2 x 10 –6

DIN

Thermal Expansion Rate ( 1,000°C )

%

0.31

DIN

Mohs' Hardness Scale

Grade

6.5

DIN

Acid Resistance

%

>99.8

DIN

Alkali Resistance

%

>93

Abrasion

g/cm²

0.06

JC260-80

Length Error

%

≤ ±1

Bend Error

%

<0.5