Material Calculator

This calculator will estimate the amount of material for making a pour mold of a simple cubic model. Click here for detailed Material Estimators and Advanced Calculators ›

Cubic Dimension of Model:
in × in × in
Cubic Dimension of Mold Box:
in × in × in
Specific Volume of the Material: in3/lb
This mold will require approximately  lbs () of material.

This calculator will estimate the amount of casting material for a simple cubic part. Click here for detailed Material Estimators and Advanced Calculators ›

Cubic Dimension of Mold Cavity:
in × in × in
Specific Volume of the Material: in3/lb
This casting will require approximately  lbs () of material.
Please note: We do our best to ensure that this material estimator is accurate. However, Smooth-On offers no warranty either expressed or implied regarding the accuracy/reliability of this information. Smooth-On assumes no liability for loss or damage associated with use of material estimators. If this is a critical project, we encourage you to verify estimator results using the long-hand method of correlating the volumetric yield of the material with mold cavity. You can also contact us for assistance.

Mix and Pour Expanding Foams

Mix and pour, high quality urethane and silicone foams are fast curing and used for industrial, military and art related applications. Foams expand many times original volume. Available in different densities, they are versatile and easy-to-use, they can be colored with Smooth-On tints and pigments. Rigid foams cure hard and strong with uniform cell structures and can be sanded, machined, etc. Use for making machinable modeling board, lightweight rigid models and props, reinforcing hollow plastic castings and other structures as well as a variety design applications. Flexible foams cure flexible and strong and are used for padding, cushioning and cushion repair, making realistic theatrical props & cosplay costuming, reinforcing hollow flexible castings, archery target repair, flexible gaskets and more.
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  1. EZ-Spray® Foam ›

    EZ-Spray® Foam

    EZ~Spray® Foam is a polyurethane foam compound that can be conveniently sprayed using Smooth-On’s EZ~Spray® Junior System.
  2. FlexFoam-iT!® 14 ›

    FlexFoam-iT!® 14

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $38.60

    Learn More 
  3. FlexFoam-iT!® 17 ›

    FlexFoam-iT!® 17

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $29.09

    Learn More 
  4. FlexFoam-iT!® 23FR ›

    FlexFoam-iT!® 23FR

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $25.96

    Learn More 
  5. FlexFoam-iT!® 25 ›

    FlexFoam-iT!® 25

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $35.40

    Learn More 
  6. FlexFoam-iT!® 6 ›

    FlexFoam-iT!® 6

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $29.11

    Learn More 
  7. FlexFoam-iT!® 7FR ›

    FlexFoam-iT!® 7FR

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $25.87

    Learn More 
  8. FlexFoam-iT!® III ›

    FlexFoam-iT!® III

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $28.31

    Learn More 
  9. FlexFoam-iT!® IV ›

    FlexFoam-iT!® IV

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $26.87

    Learn More 
  10. FlexFoam-iT!® V ›

    FlexFoam-iT!® V

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $25.96

    Learn More 
  11. FlexFoam-iT!® VIII ›

    FlexFoam-iT!® VIII

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $44.79

    Learn More 
  12. FlexFoam-iT!® X ›

    FlexFoam-iT!® X

    FlexFoam-iT!® Series foams are premium quality water blown flexible foams that can be used for a variety of industrial, special effects and art & crafts and projects.

    Starting at: $25.96

    Learn More 

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