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Smooth-Cast Semi-Rigid Series

Smooth-Cast™ Semi-Rigid Series are low-cost semi-rigid plastics that offer excellent impact resistance. Smooth-Cast® plastics offer tremendous versatility and economy. They are easy to use and you can add different colors and/or fillers for an infinite variety of mind-blowing effects. Perfect for prototyping or casting props and cast effect pieces.

NOTE: Smooth-Cast™ 57D and Smooth-Cast™ 65D are also suitable for rotational casting applications. Do not use other Smooth-Cast™ semi-rigid plastics for roto casting.

  1. Watch Video
    Smooth-Cast™ 45D
    Smooth-Cast™ 45D
    Semi-rigid, impact resistant shore 45D liquid plastic. 1A:1B mix ratio by volume. 5 min pot-life and 30 min cure time.
    Trial Size
    $27.83
    1 Gallon Unit
    $141.58
    5 Gallon Unit
    $567.22
    🞩
  2. Watch Video
    Smooth-Cast™ 57D
    Smooth-Cast™ 57D
    Semi-rigid, impact resistant shore 57D liquid plastic. 1A:1B mix ratio by volume. 3 min pot-life and 30 min cure time.
    Trial Size
    $27.82
    1 Gallon Unit
    $141.55
    5 Gallon Unit
    $566.96
    🞩
  3. Watch Video
    Smooth-Cast™ 61D
    Smooth-Cast™ 61D
    Semi-rigid, impact resistant shore 61D liquid plastic. 1A:1B mix ratio by volume. 7 min pot-life and 60 min cure time.
    Trial Size
    $27.82
    1 Gallon Unit
    $141.58
    5 Gallon Unit
    $567.02
    🞩
  4. Watch Video
    Smooth-Cast™ 65D
    Smooth-Cast™ 65D
    Gel-curing bright white liquid plastic for roto-casting. 1A:1B mix ratio by volume. 2.5 min pot-life and 15 min cure time.
    Trial Size
    $24.81
    1 Gallon Unit
    $126.10
    5 Gallon Unit
    $503.60
    🞩
  5. Watch Video
    Smooth-Cast™ 66D
    Smooth-Cast™ 66D
    Grey semi-rigid; impact resistant shore 66D liquid plastic. 1A:1B mix ratio by volume. 7 min pot-life and 60 min cure time.
    Trial Size
    $24.79
    1 Gallon Unit
    $126.03
    5 Gallon Unit
    $503.89
    🞩

Quick Tech Specs

Smooth-Cast™ 45D

  • Mix Ratio By Volume 1A:1B
  • Pot Life 5 minutes
  • Cure Time 30 minutes
  • Shore Hardness 45 D
  • Color Translucent White

Smooth-Cast™ 57D

  • Mix Ratio By Volume 1A:1B
  • Pot Life 3 minutes
  • Cure Time 30 minutes
  • Shore Hardness 57 D
  • Color Translucent White

Smooth-Cast™ 61D

  • Mix Ratio By Volume 1A:1B
  • Pot Life 7 minutes
  • Cure Time 60 minutes
  • Shore Hardness 61 D
  • Color Translucent White

Smooth-Cast™ 65D

  • Mix Ratio By Volume 1A:1B
  • Pot Life 2.5 minutes
  • Cure Time 15 minutes
  • Shore Hardness 65 D
  • Color White

Videos

How-to videos can educate and improve your mold making skills.

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