185 5336 8358 sales@qunhuirefractory.com
Product Center

Product introduction

Fireclay bricks are mainly made from chamotte, being high pressure pressed and sintered in high temperature. Main minerals compositions are mullite phases. These products are widely used in all parts of furnace lining for middle and small capacity blast furnaces because of their excellent physical and chemical properties in high temperature. It also can be used in lining for other kinds of furnace.


Main Properties

Item

Index

SK-30

SK-32

SK-34

Al2O3 % min

35

38

42

Fe2O3 % max

3

3

2.8

Refractoriness ℃min

1630

1660

1700

Linear change on reheating %

(1400℃, 2h)

+0.1~ -0.4

Apparent porosity % max

24

Cold crushing strength Mpa min

25

30

35

Bulk Density, g/cm3 min

2.0

2.1

2.15



Leave us a message



SEND MESSAGE



CONTACT

Zibo Qunhui Refractory Co., Ltd.

Address: North Of Gongjiawu Village, Lingzi Town, Zichuan District, Zibo, Shandong, China
Mobile phone: +86 185 5336 8358 / +86 176 8561 2687
Telephone: +86 533 2762936
E-mail: sales@qunhuirefractory.com
Skype ID: helen.wang.zibo
WhatsApp: www.qunhuirefractory.com
MESSAGE




鲁公网安备 37030202000669号

Copyright © 2011-2020 qunhuirefractory reserved 鲁ICP备20011876号-1