Polyurethane Foam
PORON® 4790-79 (Display Back Pad Foam)
Overview
PORON® 4790-79 is a firm microcellular polyurethane foam engineered specifically for vibration management and shock absorption in portable electronic applications. Its thin profile allows for exceptional energy management by absorbing and distributing impact forces, helping to prevent display damage and maintain structural integrity.
Features
- Thickness range: 0.10 mm to 0.30 mm (0.004″ to 0.012″)
- Density range: 240 to 480 kg/m³ (15 to 30 lb/ft³)
- Excellent compression set resistance ensures long-term performance
- Industrial-grade options meet UL Gasketing & Sealing (UL 50E/UL 508) and FMVSS 302 standards
Benefits
- Provides excellent shock absorption to protect delicate components
- Stabilizes and holds display positions to prevent damage from impacts
- Thin construction supports compact, lightweight device design
- Durable performance ensures repeatable protection even under frequent shocks
Applications
- Display protection for smartphones, tablets, and handheld devices
- Shock-absorbing gaskets and seals in electronics and machinery
- Vibration control in portable electronics and automotive displays
- Impact cushioning in industrial equipment and renewable energy panels
Why Choose PORON® 4790-79?
- Delivers proven energy-dampening performance in thin, compact form
- Engineered for vibration and impact management in tight housing designs
- Offers long-term durability with minimal compression fading
- Available in industrial grades compliant with demanding safety standards
- Trusted across electronics, automotive, and industrial applications for superior protection
Data Sheets
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