Acid &heat; resistant bricks, boards and pipes

产品简介

Acid &heat; resistant bricks, boards and pipes are special ceramics which can resist high temperature, shock chilling and strong acid corrosion.

产品详细信息

1.Product Description

The Acid &heat resistant bricks, boards and pipes are special ceramics which can resist high temperature, shock chilling and strong acid corrosion. The Acid &heat resistant bricks, boards and pipes are widely used in reaction tanks, towers, troughs and stirring ponds in metallurgical and chemical processes.

2.Technical Specification

Item

Unit

Index

Standard

Volume density

g/cm³

2.21-2.24

HG/T3210-1986

Apparent porosity

%

9.3-10.5

HG/T3210-1986

Water absorption

%

4.2-4.7

GB/T8488-2001

Thermal shock resistance

920-20℃

Not crackle after 10 times

GB/T8488-2001

Elastic constant

Mpa

2138

DIN

Compressive strength

Mpa

≥80

JC424-91

Thermal conductivity

W/m.K

1.175

DIN

Coefficient of thermal expansion

1/℃

3.2*10^-6

DIN

Thermal expansion rate

%

0.31

DIN

Acid resistance

%

≥99.7

GB/T8488-2001

Item	Unit	Index	Standard
Volume density	g/cm³	2.21-2.24	HG/T3210-1986
Apparent porosity	%	9.3-10.5	HG/T3210-1986
Water absorption	%	4.2-4.7	GB/T8488-2001
Thermal shock resistance	920-20℃	Not crackle after 10 times	GB/T8488-2001
Elastic constant	Mpa	2138	DIN
Compressive strength	Mpa	≥80	JC424-91
Thermal conductivity	W/m.K	1.175	DIN
Coefficient of thermal expansion	1/℃	3.2*10^-6	DIN
Thermal expansion rate	%	0.31	DIN
Acid resistance	%	≥99.7	GB/T8488-2001