honeycomb ceramic heat accumulation substrate has low heat expansion coefficient, large surface area, good heat stability and anticorrosion.it has gotten a wide application in many industrial productions. our company has produced more than 10 types of honeycomb ceramic heat storage substrate according to the usa and european series standard typical applications:high temperature heat accumulation and exchange in industrial waste gas treatment for metallurgical,chemical and construction material industries. 　 1、nox purification system in the smoke of the thermal powe plant; 2、the harmful gas purification system in rubbish burning; 3、poison gas purification system in chemical and mining industries. the slag filter for casting production in the metallurgical industry, 　the catalyst substrate,　stuffing material for chemical industry columns and contact combustion