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16 products

  • Circular Knives

    Circular blades are used in many different applications.  Durham-Duplex has a particular specialisation in this area utilising different  production processes to maximise the efficiency and edge performance in different applications.  Circulars blades include:
    • Slitting blades
    • Dished knives
    • Crush Cutters
    • Core cutters
    • Slicers
  • Converting Blades

    Durham-Duplex has a lot of experience in supplying blades for the global film & foil converting industry having invented the Durham slotted blade back in 1875 and pioneered the use of PVD coatings in the 1980s.  Key blade types include:
    • Industrial razor blades including injector blades and XCD coated blades
    • Circular slitting blades
    • Crush Cutters
    • Dished knives and anvils
    • 3 hole blades in different materials, thicknesses and coatings
    • Slotted blades in different materials, thicknesses and coatings
  • Food Processing Blades

    Food processing requires a wide range of cutting edges to process the products whether in the raw state or as part of processing it into a final product.  Key to food processing, as well as the edge, is the material selection and food safe coating, like Teflon, utilised which can be configured to support the customers requirement.  Durham-Duplex supplies a wide range food processing products including:
    • Meat processing blades such as bowl choppers and skinner/derinder blades
    • Bakery blades including scrapers and portioning blades
    • Fruit and Vegetable processing including slicers, dicers and corers
    • Confectionery including scrapers, wrappers and extruders
    • Pet food including mixing blades and extrusion
    • Dairy including scrapers and blenders
  • Hand Knives and safety knives

    Durham-Duplex specialises supplying safety knives for use in industry and companies to minimise the incidence of accident relating to cutting.  As every cutting process used in industry has a different requirement then the Durham-Duplex range of safety knives is large to ensure that the knife suits the application and that the highly engineered edges match the requirement of the user. The Durham-Duplex range includes the safety hand knives required by industry and warehouse staff as well as the more esoteric like the Durham-Duplex Dog Dresser used by dog groomers. In addition, Durham-Duplex are the UK Industrial Distributor for OLFA® Knives from Japan who invented the snap off knife and specialise in high end hand knives and safety knives for industry and designers and also have the American Line® of safety knives from Accutec Blades®. Safety knife applications include, but are not limited to: Box and carton opening Banding cutting Film cut away knives Letter openers Parting knives Non-seg snap off knives Auto retractable safety knives Spring loaded safety knives Folding knives Knives with holsters Plastic bladed knives Extendable blades Left and right handed safety knives Ring string cutters Enclosed blade safety knives Download the Safety Knife pdf catalogue HERE.
  • Hand Knives and safety knives

    Durham-Duplex manufactures all types of Straight knives for use in the Foods and Plastic industry with modern CNC machines.

    products include :

    • Straight Knives
    • Single-sided and double-sided blades
    • Single-sided blade with Recessed
  • Knives for packaging machines

    Durham-Duplex manufactures and supplies all sorts of machine knives and industrial blades used in the various types of packaging machines whether these are vertical Form and Fill (VFF) or Horizontal/flow wrap machines.  With over 100 years as a manufacturer the company has considerable experience in materials and process to ensure that the knife fits the application whether these are straight, PVD coated or zig-zagged.  Products include:
    • Straight knives
    • Slitting blades
    • Flow wrap knives and anvils
    • Scissor knives
  • Punches & Vacuum Packing

    Vacuum sealing requires accurate tolerances and high quality materials to ensure a seal especially with the increasing use of recycled plastics in the film manufacturing process making including
    • Vacuum punches
    • Cross cut knives
    • Side slitters
    • Cut off blades
  • Toothed Knives

    Durham-Duplex manufactures all types of toothed knives for use in the Packaging industry utilising bespoke technology for highly toleranced serrations in both piece and coil.  Toothed products include:
    • Toothed knives
    • Apexed toothed knives
    • Toothed knives with Tear notches
    • Zig-zag knives and anvils
    • Toothed coil
    • Tape/carton sealers
  • Utility Blades

    Utility blades came in many shapes and sizes from the traditional Heavy Duty blade to more exotic styles.  In fact there are as many different blades as applications and probably more!  Durham-Duplex manufactures its blades in Sheffield, England and offers a wide range of utility blades as standard but also can manufacture most shapes in CS or SS in small batches or longer runs to suit the customers needs.  Traditional utility blade types include:
    • Heavy Duty blades
    • Medium Duty blades
    • Hooked blades
    • Concave blades
    • Slotted blades
    • 3-Hole blades
    • Traditional double sided Razor blades
    • De-Seamer blades
    • Injectors
    • Single edge blades
    • Segmented or non segmented 9mm, 18mm and 25mm blades
    • Fibre glass choppers
    For the Utility Blades PDF go HERE
  • Film & Foil Converting

    Durham – Duplex have a recognised specialisation in this area and offer a wide range of blades including the Endurium® HSS slitting blades and the XCD range of SS blades for humid environments.  Slitting blades usually have a PVD coating, such as TiN or TiCN, to reduce friction and come in a variety of thicknesses and materials to suit the film & foils being cut but also the length of cut required.  Durham-Duplex’s range of Industrial slitting blades include:
    • Slotted blades in a variety of thicknesses and PVD Coatings
    • 3 Hole blades in a  variety of thicknesses and PVD coatings
    • Injector blades in a variety of thicknesses and PVD coatings
    • XCD SS Blades coated to maximise operations in humid environments
    • Endurium® HSS Slitting blades available as slotted, 3-Hole or Injector blades
    • Tungsten carbide slotted and 3 Hole baldes
    • Ceramic slotted and 3 Hole blades
    For the Long Life Razor Blade PDF go HERE
  • Personna Industrial blades

    Durham-Duplex are the exclusive UK, EU and EEA distributor for Personna®Industrial Blades made by Accutec Blades Inc.  The Personna range of blades are highly crafted to handle the most demanding industrial applications and include the unique triple faceted GEM® Blade and the Personna® Skinner blades.  Key applications include:
    • Medical Clean room production
    • Meat skinner/derinder blades
    • Fibre chopping
    • Film & Foil slitting
    • Medical applications including Histology and Pathology
    • Dermatology blades including Dermablade and scalpels
    • Automotive windscreen manufacture
    • GRU-GRU blades
  • Recycling

    Durham-Duplex has a wide experience in the manufacture of all sorts of hooked shredder, tyre shredders and blades used in the recycling industry. The effective recycling of waste products to maximise the use and minimise the environmental impact of waste is very important to Durham-Duplex so production of these parts is geared to providing excellent performance in testing environments to enable the maximum recycling output for our clients. For more information contact the sales team. For our Recycling pdf visit downloads.
  • Hand Knife

    Durham-Duplex specialises hand knives for all applications and as every cutting process used in industry has a different requirement then the Durham-Duplex range of hand knives is designed to ensure that the knife suits the application and that the highly engineered edges match the requirement of the user. The Durham-Duplex range includes some of the following types but if you have a  different requirement please contact sales to discuss:
    • Half Moon knives
    • Hacking knives
    • Rubber knives
    • Kitchen and butchers knives
    • Dog grooming knives
    • Letter openers
    • Scrapers
    • Parting knives
    • Lino knives
      For the Hand Knife Catalogue PDF go HERE
  • OLFA

    In addition, Durham-Duplex are the UK Industrial Distributor for OLFA® Knives from Japan who invented the snap off knife and specialise in high end hand knives and safety knives for industry and designers. OLFA® knife applications include, but are not limited to:
    • Box and carton opening
    • Snap off knives
    • Auto retractable safety knives
    • Spring loaded safety knives
    • Rotary knives
    • Enclosed blade safety knives
    • Disposal boxes
    • Decorator knives
    • Designer knives
      For the Hand Knife Catalogue PDF go HERE
  • Plastics

    Durham-Duplex manufactures a wide range of blades used in the plastics industry including pelletisers, extrusion blades, cut off knives and granulators.  The efficient processing of plastic minimises the environmental impact by the reduction in waste and maximum in process recycling.  The Durham-Duplex plastics knives can help achieve this efficiency with their correct geometries, hardness and material. For more information contact the sales team. For our Plastics pdf visit downloads.
  • Regrind, Refurbishment & Re-Manufacture

    Durham-Duplex offers the 3R’s of a Regrind/ Refurbishment/ Re-Manufacture service to extend the life of viable blades. To help with collections and deliveries the Company has a regular van route operating around the Midlands and North from its base in Sheffield. Local collections are done in Durham-Duplex’s electric van whilst blades from further afield or internationally can be delivered by couriers or post. For more information contact the sales team. For our Regrinds Service PDF go HERE