Customer Promise
We excel in the eyes of our customers, always seeking to understand their requirements and providing innovative, flexible and on-time solutions. Our reputation, experience, knowledge in plastic materials and machining techniques, guarantee consistently first class components. Certainly, a Plastics Company with a Passion for Quality. Constantly, striving for continuous quality improvements. And, using innovation with every product and process. this, being a commitment we make to our customers and at the heart of everything we do.
Our Customers Agree
Sentinel is Top Amongst Plastic Machining Companies
Certainly, Sentinel Plastic Machining is one of few, long standing, trusted Plastic Machining Companies. To which end, the company has been CNC machining and fabricating all types of industrial plastic since its inception in 1989. Hence, whether your requirement is one off or high batch work, Sentinel have the ability to fulfill these requirements. Moreover, through continued investment, the capacity available is ever increasing, meaning lead times are always kept to a minimum. Also, consider by many, and importantly our customers, the best amongst Plastic Machining Companies. Notably, offering quick turnaround times combined with fast quotes, which are in the main supplied with in a day or so. This is just one of many reasons why, many customers constantly return to Sentinel for all their plastics machining companies CNC and fabricated parts requirements. Sentinel has trained many of its CNC Programming staff in house which gives a better focus and knowledge on the special requirements of each individual type of industrial plastics. With a low turnover of staff a high depth of knowledge is maintained throughout the whole manufacturing process.
It’s important to note; all parts manufactu
A Passion for Quality
As Plastics Machining Companies go Sentinel is a leading force in the UK’s Plastic CNC Machining and Plastic fabrication industry, through the highest industry and quality standards and the way in which we strive for customer excellence. We consistently deliver outstanding CNC machining and component fabrication of industrial plastics, ensuring our customers have a trustworthy, predictable, world class supply chain to enhance their competitive advantage.
We excel in the eyes of our customers, always seeking to understand their requirements and providing innovative, flexible and on-time solutions. Our reputation, experience, knowledge in plastic materials and machining techniques guarantee consistently first class components.
A Plastics Company with a Passion for Quality. We strive for continuous quality improvements and using innovation with every product and process. A commitment we make to our customers and at the heart of everything we do.

GPO or PGM Insulation Machining Specialists
Large Plastic Sheets
Certainly, current clients recognise, Sentinel is the place to come for large or small plastic parts. Produced on one of a growing number of flatbed CNC Routing machines. All our table sizes are 3Mx2M. Thus, giving the company the capability to manufacture economically. Meeting almost all the largest size requirements enquired for. As plastic machining specialists, they offer machining and plastic fabrication services for single units or large quantities. Most noteworthy, using a wide variety of engineering plastic materials from stock, as well as being able to call on quality plastic sheet and rod suppliers. Whether you supply a finished drawing, sketch, template or sample you can be assured the result will be a quality product.