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Polycarbonate solid sheet

1.5mm 70% Transmittance PC Light Diffuser Sheet | LED Panel Light Diffuser
1.5mm 70% Transmittance PC Light Diffuser Sheet | LED Panel Light Diffuser

Product Features

Low moisture absorption and good thermal stability ensure minimal expansion/contraction with humidity or temperature changes.

PC film is an excellent electrical insulator, widely used in electronic components and insulation applications.

Many PC films are inherently flame-retardant (halogen-free options available) and produce low smoke.


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Product Details
  • Specification
  • Features
  • Application
  • FAQ
  • Exceptional Impact Resistance: Offers extremely high impact strength, approximately 200-300 times that of glass of the same thickness and over 30 times that of acrylic sheets. It is often called "unbreakable glass" or "glazing steel."

    Excellent Optical Properties: Features high light transmittance of up to 89%, comparable to glass. When coated with a UV-resistant layer, it effectively blocks ultraviolet light transmission and prevents the sheet from yellowing and hazing due to exposure to sunlight.

    Lightweight: Has a low density, only about half that of glass, which reduces transportation, handling, and installation costs, and places less load on supporting structures.

    Good Weather Resistance: Maintains stable physical properties across a wide temperature range from -40°C to 120°C (and even short-term higher), without becoming brittle. It exhibits good long-term anti-aging performance for outdoor applications.


  • Exceptional Impact Resistance: Offers extremely high impact strength, approximately 200-300 times that of glass of the same thickness and over 30 times that of acrylic sheets. It is often called "unbreakable glass" or "glazing steel."

    Excellent Optical Properties: Features high light transmittance of up to 89%, comparable to glass. When coated with a UV-resistant layer, it effectively blocks ultraviolet light transmission and prevents the sheet from yellowing and hazing due to exposure to sunlight.

    Lightweight: Has a low density, only about half that of glass, which reduces transportation, handling, and installation costs, and places less load on supporting structures.

    Taking advantage of easy processing and uniform light transmission.

    Advertising Lightboxes: Subway and bus stop lightbox panels, replacing traditional acrylic (PMMA) for better safety due to shatter resistance.

    Signage & Wayfinding: Rooftop illuminated letters, directional signs.



    Good Weather Resistance: Maintains stable physical properties across a wide temperature range from -40°C to 120°C (and even short-term higher), without becoming brittle. It exhibits good long-term anti-aging performance for outdoor applications.


  • Q1: What is a Polycarbonate (PC) Sheet?

    Q1: What is a Polycarbonate (PC) Sheet?
    A: A Polycarbonate sheet is a high-performance, durable engineering plastic known for its:

    Exceptional Impact Resistance: (Up to 250 times stronger than glass and 30 times stronger than acrylic).

    Light Weight: Approximately half the weight of glass.

    High Light Transmission: Excellent clarity.

    Superior Weather Resistance: When equipped with a UV-protective layer.
    Common types include solid sheets (often called "multi-wall" or "solid polycarbonate") and hollow multi-wall sheets (often called "polycarbonate panels").

    Q2: What is the difference between Polycarbonate (PC) and Acrylic (PMMA) sheets?
    A: This is a common question. Key differences are:

    Impact Strength: PC is vastly more impact-resistant and shatterproof than acrylic.

    Flexibility: PC is highly flexible (can be cold-curved), while acrylic is rigid and brittle.

    Heat Resistance: PC has a higher heat deflection temperature (~120°C / 250°F) than acrylic (~80°C / 176°F).

    Surface Hardness: Acrylic has a harder surface and is much more scratch-resistant. Standard PC sheets are prone to scratching without a protective coating.

    Cost: PC is typically more expensive than acrylic.

    Q3: What are the main types of Polycarbonate Sheets?
    A:Solid Sheets: Single, solid layer. Offers the highest clarity and impact resistance. Used for security glazing, machine guards, and protective barriers.

    Multi-Wall / Hollow Sheets: Feature 2+ walls with flutes (ribs) between them. Provide excellent thermal insulation and are lightweight. Ideal for roofing, skylights, greenhouses, and canopies.

    Corrugated Sheets: Wave-like profile. Typically solid. Used for industrial roofing and siding where high strength and weather resistance are needed.


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