Aortha Very Low Density EVA is a lightweight, conformable, and highly durable EVA foam designed for orthotic and prosthetic use. With exceptional abrasion resistance and flexibility, it is ideal for linings, padding, and cushioning across a wide range of clinical and workshop applications.

Heat-mouldable, washable, and non-toxic, this foam delivers both comfort and performance in one reliable material.

Overview

At Shore A20, this very low-density EVA provides a soft yet supportive feel that is perfect for orthotic linings, AFOs, splint padding, prosthetic interfaces, and even creative applications like costume fabrication.

It is heat-mouldable at 120–140°C and retains its form after repeated use, ensuring long-lasting, professional results.

Key Features

• Abrasion Resistant: Hard-wearing with excellent surface durability, ideal for orthotic linings and covers.
• Skin-Friendly and Toxic-Free: Safe for direct skin contact and hypoallergenic.
• Washable and Heat-Mouldable: Easily shaped and maintained for ongoing use.
• Grindable and Fine Sanding: Enables precision finishing for smooth edges and professional results.
• Conformable and Durable: Retains its structure and resists bottoming out, even under load.

Benefits

• Comfortable and Supportive: Provides soft cushioning while maintaining durability and resilience.
• Promotes Healing: Ideal for wound care padding and orthotic linings that minimise irritation.
• Good Thermal Properties: Offers effective insulation and user comfort.
• Long-Lasting Performance: Retains form and function over time, even in high-wear environments.

Applications

• Orthotics (All Types): Excellent for soft orthotic linings and cushioning layers.
• AFO, KAFO, and DAFO Linings: Provides comfort and shock absorption in supportive devices.
• Splint Padding: Ensures cushioning and protection for patient comfort.
• Seating: Adds comfort and softness for seating and wheelchair supports.
• Prosthetic Linings: Used for inner prosthetic layers that enhance comfort and durability.
• Orthopaedic Padding: Ideal for braces, casts, and protective medical padding.
• Insole Covers: Adds a soft top layer for custom orthotic insoles.
• Brace Padding: Improves patient comfort and reduces pressure points.
• Costume Making (Props & Theatre): Popular for creating soft, flexible costume components.

Technical Details

Usage Advice

For best results, heat the EVA between 120°C and 140°C for approximately 2 minutes per millimetre of material thickness. Allow the foam to become flexible before forming it to the desired shape. Always test in small increments to prevent overheating and ensure optimal moulding conditions.

Frequently Asked Questions

1) What is Very Low Density EVA used for?

It’s primarily used as a soft, conformable lining or padding material in orthotic and prosthetic devices. It’s also ideal for braces, seating, and splint padding.

2) Can this EVA foam be heat-moulded safely?

Yes. It can be safely moulded between 120°C and 140°C, with an average oven time of 2 minutes per mm thickness. Avoid temperatures above 160°C to prevent material degradation.

3) Is it suitable for direct skin contact?

Absolutely. The foam is toxic-free, hypoallergenic, and skin-friendly, making it suitable for medical and rehabilitation use.

4) Can it be used in non-medical applications?

Yes. Its softness, flexibility, and easy shaping make it popular in theatre, costume design, and creative industries for crafting lightweight, durable props.

5) How do I maintain and clean the foam?

Clean gently with mild soap and water. Avoid harsh chemicals or prolonged soaking, which can affect the foam’s surface texture and adhesive bonds.