DAB Valves - Valve Selection Guide

Here are a number of aspects which may directly or indirectly influence the choice of valve for your application.  The more you can identify the better the chance of getting the optimum solution. Please phone 01335 390572 and we'll be happy to discuss your needs in detail.

What material is being handled: Name Size Condition (powder, granules) Wet/dry (is wash down used?) Temperature Pressure Acid/Alkali/corrosive Abrasive Sticky/free flowing Smears(plastics)	What’s the purpose of the valves: Maintenance shut-off Process shut-off Flow direction Flow Control
What’s above it: Small hopper(200kg) Silo (3000 tonnes) Conveyor Outlet Mixer Feeder	Operating Details: Frequency of operation Trickle feed required? Operate against a static/moving head
What’s below it: Gravity drop Bagging unit Weigh hopper Screw conveyor	Method of Operation: Manual (push/pull) handwheel chainwheel Pneumatic Electro-pneumatic Hydraulic Motorised
What’s the Environment: indoors/outdoors Ambient Conditions Mine, quarry, factory, food processing	Physical Restraints and Services: New or existing can existing connections be modified Are mating flanges specified What size valve is required Are there height or length restrictions is position indication required Is remote control required what is control voltage is the air supply clean and dry/lubricated what pressure is available
Materials of Valve Construction: Mild steel Stainless steel – 304/306 Aluminium Plastic/Other