Pushing the boundaries of sterngear and propeller design

We’re excited to be taking delivery of a shaft-driven Marex 360 this month, which we’ll be using as a research and development boat to help us push the boundaries of sterngear and propeller design. We are taking a standard boat and will be optimising it for fuel efficiency, speed, and…

Improving sustainability

We’re designing and installing a new system to make our foundry more sustainable. This includes recycling the sand we use during the casting process. We’ve cut our wastage by 97%, from 300 tonnes a year to just 9 tonnes saving 291 tonnes going to landfill. As well as the impressive…

CJR USA First Year Highlights

It’s been a busy first year for CJR USA. With Joel Kmetz on the ground in the US, we’ve been able to provide a high level of customer service despite the restrictions of the global pandemic. Some of the highlights include: Over 200 fully CNC-machined Class S propellers delivered to…

CNC-machined propellers increase ferry speed by 10%

Installing our CNC-machined, Class S propellers earlier this year increased the speed of this Tourism Adventure vessel by 10%. She now reaches speeds up to 27.5 knots – though that’s still not quite enough to keep up with the 2021 Americas Cup boats. The ferry is owned by New Zealand’s…

New 1.5 tonnes ladle to meet customer demand for larger propellers

CJR can now supply CNC-machined Class S superyacht and patrol boat propellers up to 800kg thanks to our new 1.5 tonnes ladle. We’ve invested in this bigger ladle and a new furnace to meet customer demand for larger CJR propellers. All our propellers are designed using CFD adapted wake fields.…

HSY Yachts D85 faster than predicted

HSY Yachts D85 is running 1 knot faster than predicted as a result of our technical approach to optimising stern gear. The project to supply a complete set of CJR sterngear, including fully CNC-machined Class S Propellers, is the third successful collaboration between HSY Yachts, Navantec, and CJR Propulsion. The…

CJR grows Southampton presence

CJR Propulsion and Fabrication has grown its Southampton presence by taking an additional unit at Quayside Road. The space is the new home of the fabrication arm of operations, which has moved from Poole, Dorset. It enables greater links between the two sides of the business to meet client demand…

CJR’S RESPONSE TO COVID-19 OUTBREAK

We’d like to send our thoughts and best wishes to our team, partners, and customers around the world at this difficult time. It’s obviously not business as usual at CJR as we’re fully complying with government guidelines, but we are still here and doing what we can: – We’ve contacted…

Wight Shipyard Co: Launched

In an update to last year’s Momentum article on the project, two fast ferries destined for Mexico’s largest ferry operator, Ultramar, have been launched at Wight Shipyard Co’s Isle of Wight facility. Designed by Incat Crowther, both the 37-metre ferries feature fully CFD-optimised propellers, with a diameter in excess of…