Introduction

Dry ash valve is mainly used for pneumatic conveying system in power plant, which is used to isolation or switch. It is kind of full on full off heat resisting single paddle valve. GHEC can design and produce three types of this valve: hand-operated type, air-operated type, hand-operated chainwheel type. This valve also can be used for chemical, cement, metallurgy and other related industries.

Product Model  

Model for Hand-operated Type: GH673X-DNXXX
Model for Air-operated Type: GH73X-DNXXX
Model for Hand-operated Hard Seal Type: GH74Y-DNXXX
Model for Chainwheel Type: GH73X(Y)L-DNXXX

Technical Data

Size Range：DN50～DN400
Strength Pressure: 1.6MPa
Testing Pressure: 1.25MPa
Working Pressure: 1.0MPa
Working Temperature: ＜150℃
Working Air Supply: 0.7～1.0MPa

Features:
●Designed according to the features of conveying pipe which is suitable for both positive and negative system.
●The valve can be installed on any position.
●Clamp type valve with small thickness. Switch resistance is less and the action flexible.
●Easy to change the seal and is convenient to maintain. 
●Good wear-resistance property.