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PU-Rubbers

PU-Rubbers

The workhorses in mold making. These rubbers give you bang for your buck. Solid performing, shrink free mold rubbers that will last forever casting concrete, gypsums, resins etc.

PU Rubbers
  • Clear Flex™series

    Clear Flex™series

    absolute clarity and resistance to sunlight. Low viscosity ensures easy mixing and pouring more

  • PMC™ - Series

    PMC™ - Series

    somewhat harder PU-rubbers, traditionally used in the ceramic and concrete industry more

  • PMC™-121 Series

    PMC™-121 Series

    Easy to mix - 1A:1B - high performance for gypsum and concrete more

  • VytaFlex™ Series

    VytaFlex™ Series

    easy to mix - 1A:1B - high performance for gypsum and concrete more

  • Brush-On™ 35

    Brush-On™ 35

    Strong, durable, easy to mix, quick to work with -- practically no shrinkage ! more

  • Econ™ 80

    Econ™ 80

    is an economical Shore 80A polyurethane rubber. It is a lower cost, faster cure alternativ ... more

  • Simpact™ Series

    Simpact™ Series

    Simpact™ 60A and 85A urethanes are low odor, fast-setting urethane elastomers which offers ... more

  • UreCoat™- Flexible Coating

    UreCoat™- Flexible Coating

    can be mixed and brushed for a flexible, tough and impact resistant coating. more

  • EZ-Spray Urethane Rubber

    EZ-Spray Urethane Rubber

    EZ~Spray® 45 is a polyurethane rubber for spraying through the EZ~Spray® Junior Cartridge ... more

  • Formlastic™

    Formlastic™

    Formlastic™ 48 & 60 urethane are durable mold rubber made for production casting of concre ... more

  • Compat™ 45

    Compat™ 45

    Compat™ 45 urethane is a unique urethane rubber which will not inhibit the cure of most Sm ... more

  • KX Flex™ Series

    KX Flex™ Series

    Fast Setting Urethane Casting Elastomers KX Flex™ elastomers are fast setting two-componen ... more

  • PT Flex

    PT Flex 20 Liquid Rubber is a flexible 20 shore A, fast-curing rubber, which has been deve ... more

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PU Additives

Products

  • Kick-It™ Accellerator

    Kick-It™ Accellerator

    Smooth-On Kick-It™ Cure Accelerator is an additive designed to “accelerate” the cure time ... more

  • SO-CURE™

    SO-CURE™

    SO-CURE™ Cure Accelerator is an additive designed to accelerate the cure time of some Smoo ... more

  • SO-Flex

    SO-Flex

    is a softening agent that will lower the cured durometer of a variety of flexible polyuret ... more

  • Sun Devil™

    Sun Devil™

    Permanent UV stability in liquid urethane products is not possible. Ultimately, the only o ... more

  • SO-Strong tints

    SO-Strong tints

    can be used to create a variety of color effects for a wide range of material applications more

  • Ignite™

    Ignite™

    The Ignite™line of liquid fluorescent colorants is compatible with Smooth-On urethane rubb ... more

  • Urefil Fillers

    Urefil Fillers

    are powders added to resins. Some are used to save costs, others for specific effects or i ... more

  • UreCoat™ Matting Powder

    UreCoat™ Matting Powder

    UreCoat™ Matting Powder is dissolved in solvent (99% isopropyl alcohol or acetone) and the ... more

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Table Overview

PMC Properties Table

PMC A:B mixing ratio Demold Time Elongation at Break Mixed Viscosity Pot Life Shore A Hardness Tear Strength Specific Gravity kg/lt
744 2:1 weight/ volume 16 hrs 400 % 3400 cps 15 min 44 A 90 pli 1,000
746 2:1 weight/ volume 16 hrs 650 % 1200 cps 15 min 60 A 100 pli 1,000
770 2:1 by weight 16 hrs 600% 3000 cps 35 min 70 A 160 pli 1,015
780 2:1 weight/ volume 48 hrs 700% 2000 cps 25 min 80 A 200 pli 1,015
790 2:1 weight/ volume 48 hrs 600 % 3000 cps 20 min 90 A 300 pli 1,068

Vytaflex Table

VYTAFLEX® Mixture (by Volume) Mixed Viscosity (mPas) Specific Weight (g/cm⊃3;) Pot Life (min) Cure Time (hrs) Colour Hardness (Shore A) Tensile Strength (N/mm) Elongation at Break (%) Schrinkage (%)
10 1A:1B 3100 1,00 30 24 creme 10 200 psi 1000 <0,1
20 1A:1B 1000 1,00 30 16 amberclear 20 200 psi 1000 <0,1
30 1A:1B 1800 1,02 30 16 creme 30 500 psi 1000 <0,1
40 1A:1B 2000 1,03 30 16 creme 40 522 psi 660 <0,1
45 1A:1B 2000 1,04 30 16 creme 45 886 psi 900 <0,1
50 1A:1B 2000 1,04 60 16 creme 50 588 psi 400 <0,1
60 1A:1B 2000 1,04 60 16 creme 60 880 psi 480 <0,1

Clear Flex Series

Clear-Flex™ Mixture Mixed Viscosity (mPas) Specific Weight (g/cm3) Pot Life (min) Cure Time (hrs) Colour Hardness (Shore A) Tensile Strength (N/mm) Elongation at Break (%) Schrinkage (%)
30 1A:1B(Weight) 750 1,03 15 16 clear 30 5 675 ,2
50 1A:2B(Volume) 250 1,04 25 16 clear 50 4,3 500 0,15
95 1A:1,5B(Volume) 250 1,04 25 16 clear 95 35,7 175 0,28

Econ 80, Simpact & Urecoat

  Mixture (by Volume) Mixed Viscosity (mPas) Specific Weight(g/cm³) Pot Life (min) Cure Time (hrs) Colour Hardness (Shore A) Tensile Strength (N/mm) Elongation at Break (%) Schrinkage (%)
Econ 80 1A:1B(volume&weight) 1,200 1,06 13 24 translucent 80 5,6 125 ,014
Simpact 85 A 85A:100B(weight) 1,100 1,09 4 48 off-white 85 6,6 165 <,07
Urecoat 100A:10B(weight) 3,800   8 16 translucent amber 70 9,4 875 -

Guide

Let us help you find your way.

The list below may help you find what you are looking for via an alternative path.

  • Molding

    flexible and rigid molding for all sorts of objects.

  • Casting

    a wide range of flexible and rigid casting materials.

  • Special Properties

  • Composites

    resins, poyester, epoxy, acrylic resin, glass fibres etc.

  • Foam

    expanding flexible and rigid foams, rigid blocks.

  • Restoration

    restoring in- and exterior ornaments and buildings.

  • Prototyping

    resins and other materials used for rapid prototyping.

  • Textile

  • Cosplay

    Products to make your own Cosplay Costumes and Props!

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