They are a 'Hammer in' unit. The valve is designed for use with powered or granular material. The cross section drawing shows the features which provide it with non stick action.
The blade has a chamfered leading edge which cuts through the material and cleans the upper slides. The underside of the blade is supported by buttons or rollers which do not allow a build up of product.
Where the blade exits the housing, an adjustable compression gland seal prevents product leakage.
Standard materials are mild steel knife.
Valves can also be manufactured in stainless steel or aluminium.
Bulk Materials Handling was established many years ago to manufacture Quality Equipment for the Manufacturers and users of Powders and granules in this Country. The founder despaired of the equipment available and as he was a leading Contractor, wanted his projects to perform over many years with minimal maintenance.
Industries served include CEMENT, FOOD, COAL, RESCOUCES including Woodchip, Mining, Quarrying ENVIRONMENTAL including dust collection, waste water treatment.
FLOW CONTROL EQUIPMENTS by BMH are : Rotary Valves - Extensive range, Pneumatic handling, Gyratory Bin Discharger (Bin Activator), Diverter Valve for Pneumatic Conveying Lines, Pot Type Diverter Valve, Gravity Diverter Spout, Live Bottom Bins, Telescopic Truck Loader Spout, Double Flap Valves, Slide Gate Valve, Security Slide Gate, Rotary Shut Off Valve
TRANSPORT AND PORTABLE SILOS: Stainless Steel Semi Bulk Containers for Liquids and Powders
MISCELLANEOUS: Pneumatic Lime feeders, Compression Couplings, Industrial Air Operated Vacuum Cleaners and Transfer Systems