Signs Direct
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24-Pack OF 24x18 ultra-smooth opaque corrugated plastic 4mm
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24-Pack OF 24x18 ultra-smooth opaque corrugated plastic 4mm
Smoother and more opaque than most corrugated plastic on the market.
24-Pack OF 24"x18" ultra-smooth opaque corrugated plastic 4mm
Item #: 3363082

24-Pack OF 24"x18" ultra-smooth opaque corrugated plastic 4mm

Item #: 3363082

LKR 17654

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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us Imported from USA store

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Order now and get it around Sunday, July 19
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Smoother and more opaque than most corrugated plastic on the market.
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What Stands Out

Ultra-Smooth Finish
The ultra-smooth surface enhances print clarity and color vibrancy, making these corrugated plastics ideal for signage and promotional displays.
Durable Material
Constructed from 4mm corrugated plastic, these sheets are weather-resistant and strong, ensuring longevity even in outdoor conditions without warping or fading.
Value Pack
With 24 sheets included, this pack offers substantial savings for businesses or DIY projects, providing quality materials at an economical price point.

Product Details

Shop 24-Pack OF 24x18 ultra-smooth opaque corrugated plastic 4mm online at a best price in Sri Lanka. B01B3JTOLM
Item Weight10 lbs (4.54 kg)

Who Should Buy?

Suitable For
  • Outdoor Signage

    Ideal for creating durable and weather-resistant signs for real estate, yard sales, and outdoor events.

  • Event Organizers

    Perfect for temporary signage, directions, or displays at events like weddings, trade shows, and fairs.

  • DIY Projects

    Great for crafters and hobbyists looking to create custom displays, props, or craft items at home.

Not Suitable For
  • Long-term Use

    Not suitable for permanent installations due to its corrugated construction, which can degrade over time.

  • High-Temperature Environments

    Should not be used in areas with extreme heat, as the plastic may warp or lose integrity.

  • Heavy-Duty Needs

    Does not meet the requirements for heavy-duty applications where sturdier materials are necessary.

Product Description

24-Pack OF 24"x18" ultra-smooth opaque corrugated plastic 4mm

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What are the dimensions and thickness of the sign blanks?

    Answer: Each sign blank measures 24x18 inches and is 4MM thick. This size is ideal for a variety of uses including advertising, informative signage, and custom decorations. The 4MM thickness ensures that the signs are sturdy yet lightweight, making them suitable for both indoor and outdoor applications.
  • Question: What is the material used for these sign blanks?

    Answer: The sign blanks are made from ultra-smooth opaque corrugated plastic. This material offers excellent durability and resistance to weather elements, ensuring that your signs remain intact and visually appealing in various environments. The opaque surface is perfect for custom printing or writing, allowing for vibrant colors and sharp text.
  • Question: Can I use markers or paints on these sign blanks?

    Answer: Yes, you can use markers, paints, or even vinyl decals on these sign blanks. The smooth surface allows for good adhesion of paints and ink, making it easy to customize your signs with messages, logos, or graphics. Whether you're creating signs for a business, event, or personal project, these blanks provide a versatile canvas.
  • Question: Are these sign blanks weather-resistant?

    Answer: Absolutely! The corrugated plastic material is designed to withstand various weather conditions, including rain, wind, and sun exposure. This quality makes the sign blanks suitable for outdoor use, such as yard signs for political campaigns, real estate, or event promotions where durability is essential.
  • Question: How can I cut these sign blanks to a different size?

    Answer: These sign blanks can be easily cut using a utility knife or scissors. Their corrugated design allows for precise cutting without compromising the structure. This feature is beneficial if you need customized signs in various sizes for specific applications, such as tailored event signage or unique displays.
  • Question: What is the best way to attach these sign blanks?

    Answer: You can attach these sign blanks using different methods such as stakes, Velcro, or screws depending on the nature of their use. For outdoor displays, yard stakes work well, while Velcro is great for temporary indoor signs. These versatile attachment options make it easy to set up and reposition your signs as needed.
  • Question: Can I print full-color designs on these sign blanks?

    Answer: Yes, full-color digital printing works exceptionally well on these ultra-smooth opaque surfaces. Many businesses use these blanks for vibrant advertising signage, making them perfect for promoting products, services, or events. Ensure that you use high-quality inks to achieve the best results in color quality and longevity.
  • Question: What types of projects are suitable for these sign blanks?

    Answer: These sign blanks are versatile and can be used for various projects including promotional signs, yard markers, directional signs, or informational displays at events. Many users appreciate their functionality for including special occasions like weddings or community events, enhancing visibility and communication.
  • Question: How many sign blanks are included in a single pack?

    Answer: Each pack contains 24 sign blanks. This bulk option is perfect for businesses, event planners, or anyone who needs a large quantity for signage purposes. Having multiple sign blanks allows you to create cohesive branding or display information effectively across multiple locations.
  • Question: Where can I buy the 24-Pack of 24x18 Ultra-Smooth Opaque Corrugated Plastic 4MM White Sign Blanks in Sri Lanka?

    Answer: You can purchase the 24-Pack of 24x18 Ultra-Smooth Opaque Corrugated Plastic 4MM White Sign Blanks from Ubuy. Ubuy offers a convenient platform for finding and ordering this product, ensuring that you receive quality sign blanks for all your creative and professional needs.

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

LKR 17654

Order now and get it around Sunday, July 19

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • 24x18 Corrugated Plastic 4mm Sign Panels, Color=White, Vertical Flutes are 18 Long.
  • Relatively smooth and opaque variety.
  • Less light passes through the sign panel.
  • Suitable for outdoor use with vertical flutes for water drainage.

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