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Midland Industrial Designers Ltd

Engineered To Last- Since 1959
Rotary Valves Butterfly Valves Slide Valves Diverter Valves Abrasion Resistance Custom Designs


Rotary Valves

Knifegate Valves

Slide Valves

Butterfly Valves

Diverter Valves

Dampers & Flow Control Valves

Equipment and Services

Mechanical Shaft Seals


Overhaul and Repairs



Over 300 million tonnes of minerals are extracted from the UK landmass every year.  The majority of this is supplied to the UK construction industry, improving our housing stock, transport networks, commercial and industrial buildings,…

Energy/Alternative Fuels/Biomass

For the last 10 years energy generation within the UK has been very gradually moving away from burning fossil fuels towards a more clean energy generated through renewables. Whilst coal still accounts for approximately 2%…

Animal Feed

The UK Animal Feed Industry is worth £6 billion and employs close to 10,000 people across approximately 400 businesses. MID offer a range of products suitable for handling many of the common ingredients and additives…


The chemical industry creates a vast array of products that impact on virtually every aspect of our lives. As one of the UK’s top manufacturing exporters the sector adds billions of pounds to the economy.…


The UK’s Pharmaceutical industry is one of the leading sectors, contributing approximately £13 Billion to the UK economy and employing over 60000 workers. MID supply a number of different types of stainless steel valves into…

Food & Beverage

The food and beverage sector is the largest manufacturing sector in the UK and accounts for approximately 17% of all UK manufacturing activity across close to 7000 businesses. MID have a range of products suitable…

Latest News

17 year old valve and still going strong

A customer from a major UK cement manufacturer has recently been in touch asking if we could offer a quotation to replace one of our Ceramic TWA 300 Extreme Duty Rotary Valves which was starting…

Large self-cleaning rotary valve

One of our plasterboard manufacturing customers was suffering with a problematic rotary valve that kept blocking up with moist product. The image shows our MVF-X 700 offset self-cleaning rotary valve replacement, which has been custom…

New manufacturing facility

A very proud moment for everyone at MID – our new factory. Over the last ten years MID have enjoyed a sustained growth in sales. From the first sale of our Dyris Valve into Boots…

New assembly facility opened

We are pleased to announce the opening of an additional production facility in Ilkeston, Derbyshire. The facility more than doubles our assembly capabilities, and was needed as we required space for a large contract to…

Leaking shafts

Are you… Spending valuable time maintaining shaft seals on your rotary valves? Spending money on raw materials that end up on the floor? Wasting time and money processing materials that don’t reach the end of…

Airslide Valve

Based on the Barrel Control valve, this comes complete with an integral airslide  and vee-notch to control the vlow of cement between airslides. The airslide material is a porous heavy duty polyester with a custom stainless…

Get In Touch

We would prefer to talk to you by phone as we can discuss your application and work with you for the best solution. However we know some prefer email- so please message us and you will receive an answer by return.

For worldwide TWA sales contact our partner Claudius Peters

Worldwide sales for all products and TWA in the UK contact MID direct.

ISO 9001 cert click to download PDF

ISO 9001 cert
Click to download PDF