Polypropylene Machined Parts Guide | Design Considerations | Penta Precision

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Polypropylene (PP) Machined Parts

A Guide to Polypropylene - CNC Milled & Turned Parts: Properties, Applications and Design Considerations

What is Polypropylene?

Polypropylene (PP) also known as polypropene is a hydrocarbon polymer and is one of the most commonly produced plastics in the world.

It is sometimes referred to as the ‘steel of the plastic industry’ due to its adaptability.

PP is a thermoplastic that is available as a Copolymer and Homopolymer. It is commonly used for mechanical components in corrosive environments.

Main Attributes of Polypropylene:

  • Good-Excellent chemical resistance
  • Semi rigid
  • Good fatigue resistance
  • Integral hinge property
  • Good heat resistance
  • High flammability
  • Excellent electrical resistance
  • Low density
  • Lightweight
  • High purity
  • Low moisture absorption
  • High thermal expansion
  • Food compliant
  • Excellent weldability
  • Stain resistant
  • Low thermal and mechanical properties in comparison to engineering plastics
  • Poor UV resistance
  • More readily available alternative to ABS
  • Low cost
  • Recyclable

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Detailed information about Polypropylene for designers including UK stock sizes and technical properties can be found in the tabs below. Please note: this information is provided as a guide only. All information is based on our present knowledge and is given in good faith. No liability will be accepted by Penta Precision in respect of any action taken by any third party in reliance thereon.

Similar or obsolete designation and trade names

You may also see Polypropylene referred to as:

Polypropylene Components, Applications & Industries

Here are some examples of the industries and components for which Polypropylene is appropriate. This is by no means an exhaustive list. Please do get in touch if you are considering using Polypropylene and we can talk through your project with you.

Typical Components & Applications:
  • Valves
  • Galvanizing apparatus
  • Filter components
  • Bearings
  • Packaging
  • Housings
  • Flanges
  • Living hinges
  • Wear pads
  • Machine cases
  • Seals
  • Pump components
  • Gears
  • Vacuum systems
  • Chemical processing & storage applications
  • Orthotic & prosthetic devices
  • Plenums & manifolds
  • Household appliances
Industry Examples:
  • Medical
  • Pharmaceutical
  • Chemical
  • Food processing
  • Packaging
  • Automotive

     

    Polypropylene Machined Part

    Polypropylene CNC Milled Scientific Part

    Polypropylene Machining Service

    Penta Precision provides highly accurate machined parts in Polypropylene. Customers turn to us when they have had quality and delivery issues with their existing suppliers and need a reliable precision machining partner.

    Penta Precision provides the following Polypropylene services: 

    Reasons to Choose Penta:

    We are regularly machining Polypropylene for customers all over the UK. Our customers depend on our machining expertise as well as our outstanding delivery performance, to machine the highest quality parts. Contact us to discuss how we can help you with your Polypropylene machining requirements. 

    Can we meet your
    Polypropylene machining needs?
    Call our engineering team on
    +44 (0) 23 9266 8334
    or contact us via our email form

    ''I have been showing off the brass needles that you made and it's fair to say that everyone here are really impressed with the intricacy of machining. Well done. You should be really proud! I'm sure more engineers will be looking to put work your way in the future.'' Richard Calas- R&D Engineer

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    Fax: +44 (0) 2392 668 335

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    Airport Service Road

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    Hampshire

    PO3 5RA

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