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Polypropylene Sheet

Polypropylene Sheet

4.8 · Perspex Online store rating (45 reviews)

Polypropylene Sheet – Natural & Grey (2mm to 40mm Thickness)Durable, lightweight, and chemically resistant, polypropylene sheets are ideal for a wide range of industrial, chemical, and fabrication…

$348.00 + GST
inc. GST $382.80
High Chemical Resistance
High Chemical Resistance
Excellent weldability for tank fabrication
Low Moisture Absorption
Low Moisture Absorption
Laboratory & Industrial Components
1 Configuration
2 Service add-ons

Optional finishing services - toggle any you need.

Drill holes

Optional. Add drilled holes to your piece.

Flame polished edges

Acrylic only - optical-grade edge finish

Rounded corners

Manual router - per-corner price scales with thickness

Edge profile

Rounded or 45 degree bevel - per-metre rate x thickness

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Fast Shipping 2-4 business days
Precision Cut +/-0.5mm tolerance
Quality Assured Industry-leading

Why choose Polypropylene Sheet?

Polypropylene Sheet Durable, Chemically Resistant, and Versatile

Key Properties:

Standard Applications:

Available Grades:

Modified Grades:

Standard Colours:

  • Excellent Chemical Resistance: Highly resistant to a wide range of acids, bases, and solvents, making it ideal for chemical storage tanks , liners, and process equipment.
  • Superior Mechanical Strength: Excellent stiffness, impact strength, and very high fatigue resistance, even under long-term load and stress.
  • Thermoformable: Easily formed into complex shapes using heat, making it ideal for custom trays, covers, and housings.
  • Food-Safe: Natural grades (low transparency) are approved for food contact, suitable for food industry applications such as cutting boards, trays, and process equipment.
  • Corona Treatable: Can be surface-treated for printing, gluing, or labelling via corona discharge.
  • Electrical Performance: Available in electrically conductive and static dissipative grades for ESD-sensitive environments.
  • Limitations:
    Not naturally UV-resistant – requires UV stabilisers for prolonged outdoor exposure.
  • Bearings & bushings
  • Pump components
  • Tank and chemical liners
  • Industrial trays and covers
  • Cutting surfaces and worktops
  • Cleanroom and food processing surfaces
  • Homopolymer – Higher stiffness and strength, ideal for machined parts .
  • Copolymer – Better impact resistance and low-temperature performance.
  • Glass-filled for added stiffness
  • Electrically conductive
  • Static dissipative
  • Fire-retardant (FR) formulations
  • Natural (translucent white)
  • Grey
  • Custom colours available on request

Polypropylene (PP) sheet is a highly underrated thermoplastic known for its outstanding balance of chemical resistance, mechanical performance, and cost-efficiency. With minimal moisture absorption (just 0.03%) and a wide continuous operating temperature range from -160°C (copolymer) to +100°C, and excursions up to +130°C, polypropylene is well-suited for a variety of industrial, fabrication, and chemical handling applications.

Not resistant to aromatic or chlorinated hydrocarbons, and must avoid contact with copper or manganese, which can degrade the polymer structure.

Ready to order your Polypropylene Sheet?

Cut to size, precision finished and dispatched Australia-wide. Not sure which material suits your job? We'll help you choose the right one.

Technical Specifications
Polymer Type Polypropylene (PP-H / PP-C, grade dependent)
Density ~0.90–0.91 g/cm³
Water Absorption (24h @ 23°C) < 0.01%
Tensile Strength 25–35 MPa
Tensile Modulus 1.3–1.7 GPa
Flexural Strength 35–45 MPa
Elongation at Break 200–600%
Continuous Service Temp -10°C to +100°C
Melting Point ~160–165°C
UV Resistance Poor (UV-stabilised grades available)
Weather Resistance Poor (outdoor use requires UV grade)
Chemical Resistance Excellent

Frequently Asked Questions

What are polypropylene sheets used for?

A: Polypropylene (PP) sheets are used in applications requiring chemical resistance, low moisture absorption, and weldability. Common uses include chemical tanks, liners, ducting, fume hoods, laboratory equipment, water treatment components, and fabricated industrial parts.

What are the key properties of polypropylene sheet?
Polypropylene sheet offers excellent chemical resistance, low density, high fatigue resistance, and very low moisture absorption. It is tough, flexible, and easy to weld. PP has lower stiffness and heat resistance than engineering plastics like nylon or acetal.
Can polypropylene sheet be welded?
Yes. Polypropylene sheet is highly weldable using plastic welding techniques such as hot air welding and extrusion welding. Welded joints can achieve high strength when correct procedures and compatible filler rod are used.
Can polypropylene sheet be machined or cut?
Yes. Polypropylene sheet can be cut, drilled, and CNC routed. Due to its flexibility, proper support and sharp tools are important to maintain accuracy. It is commonly machined prior to welding in fabricated assemblies.
Is polypropylene sheet suitable for outdoor use?
Standard polypropylene is not UV-stabilised and will degrade with long-term sunlight exposure. UV-stabilised polypropylene sheets are available for outdoor applications and should be specified if the material will be exposed to UV.

Need this custom cut or fabricated?

Send us your drawing (DXF, DWG, PDF, EPS, STEP) and we'll quote your Polypropylene Sheet to spec.

Max 5 files, 10MB each

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