Depron Sheet (20 × 30 inch, 5 mm thick)

The Depron Sheet (20 × 30 inch, 5 mm thick) is a high-quality, lightweight extruded polystyrene (XPS) foam sheet designed for precision modeling, crafts, and insulation applications. Known for its excellent strength-to-weight ratio, smooth surface finish, and ease of cutting, Depron is widely used by hobbyists, professionals, and educational institutions.

This sheet offers superior rigidity while remaining extremely light, making it ideal for RC aircraft construction, architectural models, prototypes, and creative projects.

Key Features

• Lightweight & Rigid – Excellent strength with minimal weight

• 5 mm Thickness – Ideal balance of flexibility and stiffness

• Smooth Surface Finish – Easy to paint, laminate, or decorate

• Easy to Cut & Shape – Can be cut with a knife, blade, or hot wire

• Moisture Resistant – Closed-cell structure does not absorb water

• Thermal Insulation Properties – Helps reduce heat transfer

• Durable & Long-Lasting – Maintains shape under normal use

• Eco-friendly & Odorless – Safe for indoor use and school projects

Specifications

• Material: Extruded Polystyrene (XPS) Foam

• Sheet Size: 20 × 30 Inches

• Thickness: 5 mm

• Color: White / Light Grey (may vary by batch)

• Surface: Smooth, flat finish

• Water Absorption: Very low

Applications

• RC Aircraft & Drone Building (wings, fuselage, control surfaces)

• Architectural & Engineering Models

• DIY Crafts & Hobby Projects

• School & College Projects (STEM / Art)

• Prototyping & Product Mockups

• Signage, Display Boards & Exhibits

• Thermal & Sound Insulation (light-duty use)

• Packaging & Protective Padding

Package Includes

• 1 × Depron Sheet

  • Size: 20 × 30 Inch

  • Thickness: 5 mm

(Bulk packs available on request)

Handling & Usage Tips

• Use foam-safe adhesives (white glue, foam glue, CA foam-safe)

• Avoid solvent-based glues and paints

• Store flat to prevent bending

• Cut with sharp blades for best results