John Foster

About John Foster

Passionate about boats, cars, art, architecture and of course, hydraulics. After 40 years as Director of Sarum Hydraulics, every day still brings new challenges and inspiring engineering in the bigger world. If you want to talk hydraulics, engineering or even boats, reach out to me on LinkedIn at https://uk.linkedin.com/in/johngfoster or contact me direct at john@sarum-hydraulics.co.uk

How to design a miniature hydraulic system that is rugged and low cost

By |2023-11-27T14:34:27+00:00November 27th, 2023|Most Popular, White Paper|

Pick the right application and a miniature hydraulic system will be perfect for you or your customer. It can provide a dedicated hydraulic system for your specific task rather than sharing a complicated system, have a very small space envelope and can be incredibly cost effective. After 40 years, we have seen how our customers [...]

Electric Cars Revisited

By |2021-12-07T20:10:59+00:00November 26th, 2021|Blog|

The electric vehicle revolution six years on. What did our EV blog get right and what was way off the mark? Back in January 2016, we blogged on electric vehicles (EV’s). We were excited that Tech entrepreneurs might be building an EV world and that Big Auto were up against a massive threat after 100 [...]

Why is my hydraulic system leaking? What can I do about a leak?

By |2021-11-08T12:31:48+00:00November 8th, 2021|Hydraulic Seals, White Paper|

Sarum Hydraulics has designed and manufactures its own high quality hydraulic pumps for over 35 years.  Let’s look at the bigger picture on leaks in hydraulic systems. Sound design, controlled manufacture and proactive maintenance will largely eliminate leaks. Unwanted leaks are bad for the hydraulics industry and terrible for the Environment, so this is our [...]

How Covid-19 is really testing our medical hydraulics

By |2020-04-16T17:35:11+01:00April 16th, 2020|Blog|

One manufacturer’s take on coping with Covid-19. How Covid-19 has really tested the resilience of this small hydraulics businesses. Who could have foreseen that from a market somewhere in Wuhan last December we would find ourselves in the midst of the Corona SARS-CoV-2 pandemic? Or that through 37 years of trading we have seen assorted [...]

What is Skydrol and what is it used for?

By |2023-08-12T14:09:42+01:00October 7th, 2019|Aircraft, Defence & Offshore Hydraulics, Blog, Hydraulic Fluids, Most Popular, White Paper|

  Skydrol aerospace hydraulic fluid is fire resistant and retains a low viscosity at the very low temperatures at altitudes of 10,000 metres and higher. Both are big things for aviation and aerospace. It is used in aircraft hydraulic systems in place of hydraulic mineral oils. For example, the braking [...]

When VC10 Aircraft Flew the Flag for UK aerospace

By |2019-11-07T15:18:42+00:00October 1st, 2019|Blog|

How Micropac hydraulics has given the VC10 skydrol hydraulic system a boost. We are sitting on high tech lightweight aircraft seating in a cutting-edge aircraft interior. It’s truly stylish. It isn’t an Airbus A350 or a 787 Dreamliner and maybe the ash trays give it away. If you are British and of a certain age, [...]

Is the all marine hydraulic yacht the future of sailing?

By |2019-04-27T19:08:25+01:00April 22nd, 2019|Blog|

Making sense of marine hydraulic sailing superyachts and what works on a weekend sailing boat. All hydraulic Wally yacht equipped with Cariboni. Image- Cariboni. Back in 1765, Nelson’s HMS Victory was considered ultra-high tech, a top-of-the-range mechanical platform. Up to 37 sails could be flown at the same time, with a rigging that [...]

Why our Micropac MD two speed hydraulic hand pump is a game changer

By |2021-07-12T10:07:05+01:00January 7th, 2019|Hydrostatic Pressure Testing, White Paper|

  Just a quick online search for manual two speed hydraulic hand pumps (or “two stage hand pumps)will show up a multitude of different options currently on the market. Many of these workhorses have been around for more than 50 years. There are 700 bar oil hydraulic pumps by the dozen from all the big [...]

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