Plastic CNC Turning

First and foremost, Sentinel uses the latest in Plastic CNC Turning technology. Notably, the Company can produce large or small batch prototype Plastic Turned Parts from all the various types of Engineering Industrial Plastics available to today’s markets.Always, producing Quality Plastic Turned Parts to high Quality standards, in many variant forms. Whether it is a one-off prototype, or higher production levels, they are cost effectively produced to Customer specification.

Plastic CNC Turned Parts Materials

At Sentinel Plastics, we work confidently with a wide range of CNC‑machined materials, including Nylon 6, Cast Nylon, Nylatron MoS₂, Glass‑filled Nylon, Polyester Glass, EM42, Tufnol®, HDPE, LDPE, PE1000, PE500, PTFE (Teflon), PVDF, Acetal (Delrin), Peek, Arnite, SRBP, SRBF, Polypropylene, Polycarbonate, Perspex, Epoxy Glass, and many others.

We’re proud to be recognised as one of the UK’s leading specialists in Delrin and Acetal machining, combining precision, experience, and material expertise to achieve exceptional results.

From these materials, we produce a wide variety of precision components such as bushes, bearings, cams, washers, bungs, shafts, bobbins, mallet heads, nylon screws, and parts for medical, aerospace, and rail applications.

Engineering Plastic Turning

Sentinel Plastics is proud to be recognised as one of the UK’s leading specialists in engineering plastic machining and turning. As a company at the forefront of plastic engineering, we use advanced CNC machining technology to produce components with exceptional precision and quality.

Our capabilities range from simple parts to complex, high‑tolerance components, allowing us to meet the diverse needs of customers across multiple industries.

Other Plastic Machined Parts Services

CNC Milling

CNC Turning

CNC Routing

Fabrication

Bespoke Plastic Turning

Every day at Sentinel Plastics, we manufacture customer‑specific components to precise specifications. Once an order is confirmed by our sales and technical teams, it’s handed over to our highly experienced CAD and manufacturing experts.

All plastic turning is performed on a combination of conventional and bespoke CNC machining centres, operated by skilled engineers — some of whom have been machining precision parts since the 1980s.

With this depth of experience and commitment to quality, our customers can have complete confidence that every part we produce meets the highest standards of accuracy and finish.

Just Some of the Turned Plastic Materials

CNC Turned Nylon, Turned PEEK, Turned Delrin, Turned PTFE, Turned PP, Turned Tufnol, GPO, Turned Epoxy, Turned Polycarbonate and so many more types of Plastics are Turned every day.

Quality Plastic Turned Parts

For many years, we’ve worked closely with B.S.I. to maintain our ISO 9001:2015 Quality Standard. This partnership, combined with our long‑proven track record, reinforces our unwavering commitment to delivering high‑quality plastic‑turned components that our customers can rely on.

At Sentinel, quality and production control go hand in hand. We’ve invested in a comprehensive manufacturing database that gives us precise oversight of day‑to‑day production and quality assurance activities. Every stage of manufacture and inspection is continuously updated through strategically placed process recording stations across our shop floor — ensuring real‑time visibility and instant progress updates for our customers.

Customer confidence and satisfaction are truly at the heart of everything we do.

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