国产在线观看免费,xxx国产,色青小说,色偷偷导航,中文字幕一区二区三区5566,97国产在线视频公开免费

ARTICLES
 
ARTICLES
Super Duty Firebrick

super duty firebrick

Super Duty?Firebrick

?

Super duty (Low porosity) clay firebricks are made from mullite stones, main mineral compositions are mullite phases after pressing and sintering. The bricks have very good physical and chemical properties in high temperature conditions.

?

Characteristics:

Low bulk density, low thermal conductivity, good thermal insulation performance, refractory category allow direct contact with fire, suitable for various atmosphere.

?

Applications:

Metallurgy industry, heat treatment furnace, chemical industry and construction industry, glass kiln.?

 
 

Copyright Yangquan Huaxu?International?Trade Co., Ltd?.All Rights Reserved

備案序號(hào):晉ICP備12007905號(hào)

Tel:0353-2020956?? Fax:0353-2020965 ?? E-mail: jiqingwei@yqhuaxu.com