Product Description
Product Description
The 4mm Corrugated Plastic Sign Blank – 24" x 36" is a go-to substrate for professional sign makers, print shops, and contractors who need a reliable, cost-effective solution for indoor and outdoor signage.
Manufactured from fluted polypropylene, these sign blanks offer excellent rigidity while remaining lightweight and easy to handle. The 36" flute direction is optimized for standard H-frame wire stakes, making installation fast and secure.
Ideal for UV flatbed printing, screen printing, vinyl application, and temporary graphics, 4mm corrugated plastic delivers outstanding performance for short- to medium-term signage applications.
Whether you're producing real estate signs, political yard signs, event signage, or directional graphics, this 24" x 36" Coroplast panel provides a clean, professional finish that holds up in real-world conditions.
Common Applications
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Yard signs & political signs
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Real estate signage
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Event & directional signs
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Contractor & jobsite signage
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Promotional and retail signs
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Temporary outdoor graphics
Key Features
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Standard 4mm thickness for lightweight durability
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24" x 36" industry-standard sign size
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36" flute direction for H-frame compatibility
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Weather-resistant & waterproof
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Smooth printable surface for UV, screen, or vinyl graphics
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Easy to cut, drill, and install
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Recyclable polypropylene (PP – Resin Code #5)
Specifications
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Material: Corrugated Polypropylene (Coroplast®-style)
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Thickness: 4mm (0.157")
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Size: 24" x 36"
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Flute Length / Direction: 36"
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Color: White
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Packaging: Each
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Finish: Smooth, printable surface
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Indoor / Outdoor Use: Yes
