Foam-iT!® Series Rigid Polyurethane Foam Product Information
Smooth-On Mold Making and Casting Materials
Home Technical Info How To Frequently Asked Questions Media Gallery News Find a Distributor Mold Makers Directory
McAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams
About Us Seminars Tech Support Contact My Account Buy Now Smooth-On Home enews
Material Calculator
and Unit Convertor
Custom Formulating
Newsletter Signup

Get Smooth-On's Greatest Catalog Ever! Click Here
Foam-iT!®Series Castable Rigid Urethane Foam
 Product Listing
Click To Enlarge Image
FOAM-iT!® 3, 4, 5, 8, 10, 15 & 26 are expanding water blown polyurethane foams in 3, 4, 5, 8, 10, 15 and 26 pound densities. FOAM-iT® castable urethane foams will expand many times their original volume when mixed and poured. Developed for a variety of industrial and special effects applications, these casting foam products can be pigmented to achieve various color effects. FOAM-iT!® foams are especially useful as reinforcement for hollow castings.
  • FOAM-iT!® 3 - 1A:1B by volume - approx. 18X expansion
  • FOAM-iT!® 4 - 1A:1B by volume - approx. 14X expansion
  • FOAM-iT!® 5 - 1A:1B by volume - approx. 10X expansion
  • FOAM-iT!® 8 - 2A:1B by weight - approx. 8X expansion
  • FOAM-iT!® 10 - 1A:1B by volume - approx. 6X expansion
  • FOAM-iT!® 15 - 1A:1B by volume - approx. 4X expansion
  • FOAM-iT!® 26 - 1A:1B by volume - approx. 2X expansion
FOAM-iT!® urethane casting foams have a 2 hour demold time.

FOAM-iT! 10® SLOW has a 3.5 minute working time and 4 hour cure time.  Click here to read technical bulletin


MSDS Sheets - You Will Need Adobe Reader To View These Files
Foam-iT! 3, 10 and 15
Foam-iT! 4 and 5
Foam-iT! 8
Foam-iT! 26

Product Name: A:B Mix RatioApprox. Volumetric ExpansionColorDemold TimeMixed ViscosityPot LifeWeight: CU.IN./LB
Foam-It!® 31A:1B by volume18 timesBeige2 hours200 cps1 minute530-630
Foam-It!® 41A:1B by volume14 timesBeige2 hours300 cps1.5 min.380-440
Foam-It!® 4 BLACK1A:1B by volume14 timesBlack2 hours300 cps1.5 min.380-440
Foam-It!® 51A:1B by volume10 timesBeige2 hours300 cps1.5 min.300-350
Foam-It!® 82A:1B by weight8 timesWhite2 hours300 cps1.5 min.200-230
Foam-It!® 101A:1B by volume6 timesBeige2 hours400 cps1.5 min.150-175
Foam-It!® 10 SLOW1A:1B by volume6 timesBeige4 hours400 cps3.5 min.150-175
Foam-It!® 151A:1B by volume4 timesBeige2 hours500 cps1.5 min.105-125
Foam-It!® 261A:1B by volume2 timesWhite2 Hours500 cps1.5 min.61-72

Technical Information - You Will Need Adobe Reader To View These Files

Step By Step Video Sequences

Aquarium Design: How to Make Custom Foam 3D Aquarium Backgrounds

Rapid Pole Setting Using FOAM iT! 5 Expanding Urethane Foam

Step By Step Photo Sequences

What Have People Done With These Products?

Compatible Products

Frequently Asked Questions Related To This Product


Smooth-On, Inc. Copyright © 2015
5600 Lower Macungie Road, Macungie PA 18062 | Order Desk: 800.762.0744 | Fax: 610.252.6200 | Tech Help: 800.381.1733 or 484.546.0466
Seminar Entrance: 1725 Willow Lane, East Texas, PA 18046

E-Commerce Solutions