PORON® 4701-40 Polyurethane

When it comes to gasket design, PORON 4701-40 polyurethane is a soft foam that is fit for the job. The material provides a broad range of compression performance for gasketing and sealing in a variety of applications in portable electronics, automotive, aerospace and more.

Features

Thickness range of .79 to 12.7 mm (.031 to .5 in.)
Available densities of 240, 320 or 480 kg/m³ (15, 20 or 30lb/ft³)
Typical compression force deflection of 41, 76 or 173 kPa (5, 11 or 25 psi)

Benefits

Excellent dimensional stability
Extremely durable
Maintains integrity in lengthy temperature fluctuations

Downloads

Description	Language	File Size
Data Sheet
PORON® 4701-40 Soft: Ideal CFD Curves for Battery Pad Applications	English	596KB
PORON®4701-40 软型电池衬垫应用的理想CFD 曲线	中文	851KB
PORON® 4701-40 Soft	English	594KB
PORON® 4701-40软	中文	1MB
PORON® 4701-40 Soft Global Standards Data Sheet	English	571KB
Technical Information
PORON® Polyurethane Tacky Surface Options	English	194KB
Shelf-Life and Proper Storage of PORON Polyurethane Materials	English	115KB
PORON® 聚氨酯弱粘表面材料	中文	271KB
Automotive Specification Summary for PORON® Polyurethane and BISCO® Silicone Materials	English	363KB
Product Capabilities and Replacements for Obsolete Materials Chart	English	43KB
PORON Polyurethanes Chemical Resistance Data Sheet	English	378KB
Application Notes
Adhesive Recommendations	English	197KB
Product Information
PORON® Polyurethanes Product Availability Brochure	English	514KB

Applications

View current applications of this product.

Battery Pads & Cushions

Cushioning

Gap Filling

Gasketing & Sealing

HEV Enclosures

LCD Gaskets

Shock Absorption

Sound Blocking and Absorption

Vibration Management

Tools

Explore our calculators, conversion tools, technical papers and more.

PORON® Polyurethanes Gap Filling Tool
Sort and filter BISCO® and PORON® materials to determine the best gap-filling material for your design.
PORON® Product Properties Guide
Sort and filter PORON® materials by property, product family or units to determine the best material for the design.
Application Design Tool
Determine the best BISCO® silicone or PORON® polyurethane material for specific design application.
Compression Force Deflection Curve Tool
Identify design-appropriate BISCO® silicone, PORON® polyurethane and ARLON® silicone materials using stress-strain data.