Call our sales team today for

UK & International
+44 (0)114 287 1090

Americas & Canada
(+1) 408 582 7966

UK & Intl.
+44 (0)114 287 1090

Americas & CA
(+1) 408 582 7966

Our Products

Hand-crafted at our Sheffield factory. Delivered globally.

Manufactured for a huge range of machines and applications, we offer razor-sharp, durable, precision ground machine knives that conform to OEM tolerances and specifications. Currently we manufacture over 51,000 bespoke designs held on our database.

An engineer, manually bending a strip of stainless steel to exactly fit a pre-made jig


Tray knives, at the manual bending process

Engineer welding together a round sharp toothed machine knife used to cut yoghurt pots


Welding together a yoghurt pot tray knife

Smithing Engineer using his tools to ensure that a long saw-toothed blade is straight and not warped


Ensuring blades are straight

A grinding machine, grinding a sharp bevel onto a sheet of steel with sparks flying

Grinding a bevel onto the blade

A large steel, saw-toothed, industrial machine knife being inspected closely by an engineer with a magnifying glass


Meticulous quality control for each blade

Precision blades. Personal service.

If you have a unique application or time critical project, our experienced technicians and knowledgeable sales team will work with you to help design a blade that will meet your specific requirements.

Unique requirements. Quality guaranteed.

Made from high grade steels including D2, M2, O1, 440b, 410ss, 420ss and 304ss. With options for heat-treatment and coating, either TiN or Teflon®, we can offer serrated, bevelled or scalloped knives for use in horizontal and vertical form filling machines. From case sealers to sachet cutters, multi-head tray sealers to bell peelers, we manufacture knives for almost any machine or application.

Razor sharp multi-header stainless steel food tray sealing knife, that is compatible with Ulma food packaging machines.
Multi-Head Tray Sealers

Multi-Header stainless steel food tray sealing knife, that is compatible with a variety of machines including Ulma, Sealpac, Multivac food packaging machines.

Razor sharp multi-header stainless steel food tray sealing knife, that is compatible with Ulma food packaging machines.
Cup / Tray Sealing Knives

Commonly used in Dairy, Meats, Poultry, Seafood, Pet Foods, Ready Meals, Salads, Fruits & Vegetables, Coffee & Tea, Medical & Pharmaceutical, Plastic Products

Bespoke manufactured stainless steel food packaging and food slicing, circular machine blades of various diameters, with bevelled razor sharp edge.
Circular Machine Knives

Compatible with a variety of machines including Tiromat, CFS, GEA, Multivac, FREUND, Jarvis, ABL, Arenco VMK.

Bespoke manufactured stainless steel food packaging and food slicing machine knives of various sizes, with straight bevelled sharp tooth edge.

Compatible with Tiromat, Tetra Pak, Supervac, Technovac, Siat, Sandiacre, Rovema, Omori, Little David / Loveshaw, Hayssen, Fuji, DC Norris, Flowrapper (HFFS), Bosch and more...

Contact our friendly sales team today to see how we can help.

About Us

Manufacturing headquarters building based in Sheffield, showing the Carbonomics - Precision Ground Machine Knives signage situated on the grass outside of the front offices. Play

From a small, humble family business which began life in 1999, re-grinding machine knives in a workshop near Sheffield. We now operate a large manufacturing facility that enables us to supply precision engineered blades to the major food processing and packaging industries, globally.

We supply end users with quality replacement blades, and we proudly partner with and supply major packaging machine OEM's that are global leaders in their field, such as ULMA, Harpak-ULMA, Italian Pack (Yang), Packaging Automation and Ishida.

Our sales teams are based in the UK and Ireland, East and West coast USA, coupled with our manufacturing facilities in Sheffield, UK and Gilroy, California. We offer competitive pricing and fast turnaround without compromising on craftsmanship and quality. Our caring and knowledgeable after sales support team ensure you are entirely satisfied with your blades.

Your cutting edge. Delivered worldwide.

Expertly crafted blades made

Bespoke machine knife designs

Valued customers worldwide

Superior service

From the finest grade stainless steels, we manufacture bespoke industrial machine knives to meet your unique requirements.

We can modify and replicate your current OEM blades, giving you quality replacement blades with the added personal service of our dedicated sales teams.

Computer aided design technician drawing a bespoke tray knife design on a dual monitor computer.
Blade Re-sharpening

Extend the lifetime of your machine knives, with our re-sharpening service that can help reduce your blade spend.

Contact our sales team today to see how we can help.

Engineer's hands sharpening a saw-toothed machine knife on a grinding wheel


If you can't find the answer to your question, then please get in touch with our sales team.

Many common blades are shipped same day from our stock inventory. All made to order knives have the following lead times:

  • Standard Trays - 5 days
  • Standard Material Straights or Circulars - 4 weeks
  • Heat Treated OR Tin Coated Straights - 5 weeks
  • Heat Treated AND Tin Coated Straights - 6 weeks
  • Teflon Coated - 5-6 weeks

For your urgent requirements, we offer an expedited service, and depending on the quantities and material ordered, we can manufacture and despatch your blades much sooner than the standard lead times. Contact our sales team for more information.

Carbonomics' expertise in machine knives extends to a wide range of products, including those for the meat, seafood, poultry, fruit, and vegetable industries, among others. Carbonomics specialises in providing the sharpest and most dependable cutting edges for virtually ANY machine.

Our main manufacturing plant has been based in the "Steel City" of Sheffield since 1999. In 2016 we opened our sales office and small manufacturing facility in Gilroy, USA, enabling us to provide first class service to our customers in The Americas & Canada.

Yes. We are able to etch almost anything on your knives to help with identification, from OEM names, part numbers, logos, website addresses etc.

We have a plethora of inspection equipment available to hand, including an Optical Comparator, Digital Verniers, Co-ordinate Measuring Machine, along side our highly experienced and skilled workforce to enable us to replicate and reverse engineer your required machine knives.

We offer price breaks where possible based on volume and material ordered. Typically the more pieces we can run in a batch, the lower our production costs, but can vary. Please get in touch with our sales team for more information.

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Bevel tooth edged razor sharp stainless steel machine blade
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