Top 10 best casting plastic: Which is the best one in 2022?

When you want to find casting plastic, you may need to consider between many choices. Finding the best casting plastic is not an easy task. In this post, we create a very short list about top 10 the best casting plastic for you. You can check detail product features, product specifications and also our voting for each product. Let’s start with following top 10 casting plastic:

Product Features Editor's score Go to site
Smooth-Cast 300 Liquid Casting Plastic - Gallon Unit Smooth-Cast 300 Liquid Casting Plastic - Gallon Unit
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Model-Pro Casting' Resin Gallon Kit Polyurethane System Model-Pro Casting' Resin Gallon Kit Polyurethane System
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Alumilite AlumiRes (RC-3) Black 32 oz Casting Resin Alumilite AlumiRes (RC-3) Black 32 oz Casting Resin
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Smooth Cast 320 Liquid Plastic - Trial Unit Smooth Cast 320 Liquid Plastic - Trial Unit
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Smooth Cast 65D Liquid Plastic Casting Resin - Trial Unit Smooth Cast 65D Liquid Plastic Casting Resin - Trial Unit
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Smooth -On - OOMOO 30 Silicone Mold Making Rubber Trial Unit (1 Pint A & 1 Pint B) & Smooth-Cast 300 Liquid Plastic Compound Smooth -On - OOMOO 30 Silicone Mold Making Rubber Trial Unit (1 Pint A & 1 Pint B) & Smooth-Cast 300 Liquid Plastic Compound
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Smooth Cast ONYX FAST Black Liquid Plastic Casting Resin - Trial Unit Smooth Cast ONYX FAST Black Liquid Plastic Casting Resin - Trial Unit
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Smooth-Cast 300 Liquid Plastic Compound - Trial Unit Smooth-Cast 300 Liquid Plastic Compound - Trial Unit
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Alumilite Amazing Casting Resin, 16-Ounce Alumilite Amazing Casting Resin, 16-Ounce
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Clear Casting Resin With Catalyst 32 Ounce Clear Casting Resin With Catalyst 32 Ounce
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Reviews

1. Smooth-Cast 300 Liquid Casting Plastic - Gallon Unit

Feature

Bright White, Ultra Low Viscosity Liquid Plastic

Description

Smooth Cast 300 is a liquid plastic ,ultra-low viscosity casting resin that yields castings that are bright white and virtually bubble-free. Vacuum degassing is not necessary. It offers the convenience of a one to one mix ratio (by volume). 3 minute pot life: 10 minute demold time: Mixed viscosity 80 cps: 70D shore hardness Fully cured castings are tough, durable, machinable and paintable. Read MSDS before use - Adult Supervision Required. Keep Out of the Reach of Children - for more information visit www.smooth-on.com

2. Model-Pro Casting' Resin Gallon Kit Polyurethane System

Feature

Casting resin for Making models, molds, protoypes, figurines, proof molds, make reproductions, etc..
Model-Pro turns from liquid to solid in 15 minutes and works excellent in rtv silicone molds
Model-Pro is a two component polyurethane casting resin which exhibits good impact resistane and strength.
Same Day Shipping
This is a 1 Gallon Kit containing 8 pounds. You will recieve 1/2 Gallon of Side "A" and 1/2 Gallon of Side "B"

Description

Model-Pro Polyurethane Casting Resin

Model-Pro is a two component polyurethane casting resin which exhibits good impact resistance and strength. It has a low viscosity making it extremely easy to mix. Model-Pro contains zero solvents making it virtually odorless and environmentally friendly. It also contains no fillers and can be hand mixed or used with automated dispensing equipment. Product uses include: Making models, prototypes, figurines, proofing molds, making reproductions, etc.. This is ideal resin for professional model makers, hobbyists, crafters, and taxidermists. Model-Pro turns from liquid to solid in 15 minutes and works excellent in rtv silicone molds.

Properties:

Product: Model-Pro
Mix Ratio: 1:1 by weight / volume
Working Time: 2.5 minutes
Demold Time: 15 minutes
Heat Deflection: 300 f
Shrinkage: .001
Color: White
Hardness: D-75
Viscosity: 100 cps

We typically ship same day when orders are received by 2 pm EST Monday-Friday

3. Alumilite AlumiRes (RC-3) Black 32 oz Casting Resin

Feature

Tough, high temperature resistant, rigid urethane
Extremely easy to use
BLACK color
Low viscosity (very thin)
90 second open time, 3-7 minute demold time

Description

Alumilite Super Plastic Casting Resin 28 Oz. Black. Alumilite Regular provides users with an extremely tough, high temperature resistant, rigid urethane that is incredibly easy to use. It has a low visicosity (very thin), a 90 second open time, and a 3-7 minute demold time

4. Smooth Cast 320 Liquid Plastic - Trial Unit

Feature

Ultra-low viscosity casting resin with off-white color (easier to color than bright white resin)
Vacuum degassing is not necessary to yield castings that are virtually bubble free.
Pot Life: 3 minutes; Cure Time: 10 minutes
Shore 70D
Mix Ratio: 1A: 1B by Volume

Description

The Smooth-Cast 320 Series consists of ultra-low viscosity casting resins that yield virtually bubble-free off-white castings. The Smooth-Cast 320 resins are sister products to our popular Smooth-Cast 300 Series of bright white plastics, but are easier to color using SO-Strong or Ignite color tints. Smooth-Cast 320 series is easy to mix and pour, offering the convenience of a 1A:1B by volume or 100A : 90B by weight mix ratio. The Smooth-Cast 320 Series resins readily accept pigments and fillers (such as URE-FIL 3, 5 and 7 from Smooth-On). Fully cured castings are tough, durable, machinable and paintable. They resist moisture and mild solvents. Applications for Smooth-Cast 320 Series resins include reproducing small to medium size sculptures, making prototype models, special effect props, decorative jewelry and taxidermy (bones, antlers, teeth etc.).

5. Smooth Cast 65D Liquid Plastic Casting Resin - Trial Unit

Feature

unique gradual cure profile that makes it ideal for rotational casting applications ("roto-cast") in a machine or by hand.
Low-cost semi-rigid urethane casting resin
Low viscosity for minimal bubble entrapment
Semi-rigid plastic has good impact and abrasion resistance
Vibrant colors are possible by adding SO-Strong color tints or Ignite color pigments.

Description

Smooth-Cast 65D (Formerly Smooth-Cast ROTO) has a unique gradual cure profile that makes it ideal for rotational casting applications.Castings will be hollow and lightweight but have the appearance of being solid, allowing you to use less material to attain the same finished look (substantially lowering your material costs). Fully cured castings are semi-rigid and exhibit good impact resistance. Castings resist moisture and mild solvents and can be machined, sanded and painted. 65D can also be cast solid for a variety of industrial and art-related applications. MIX RATIO:1:1 by volume: POT LIFE: 2.5 minute; DEMOLD TIME:10-15 minutes; Mixed viscocity 2400 cps: SHORE HARDNESS" 65D COLOR: WHITE Read MSDS before use - for more information visit www.smooth-on.com

6. Smooth -On - OOMOO 30 Silicone Mold Making Rubber Trial Unit (1 Pint A & 1 Pint B) & Smooth-Cast 300 Liquid Plastic Compound

Feature

Easy 1:1 mix ratio for both silicone mold making rubber and liquid plastic compound smooth-cast
OOMOO mold making rubber has shore 30A hardness and low viscosity for easy mixing and pouring, vacuum degassing is not necessary
Mold making rubber is suitable for a variety of art-related and industrial applications including making molds for sculpture and prototype reproduction, casting plaster, resins and wax
OOMOO Pot Life: 30 minutes - Cure Time: 6 hours
Liquid Plastic Compound Smooth-Cast has a quick cure time and can be sanded, primed and painted, providing for a variety of art-related and industrial projects

Description

Use this silicone mold making rubber for making perfect reproductions of original models. An easy to use silicone rubber compounds that feature convenient one-to-one by volume mix ratios. Cures at room temperature with negligible shrinkage. OOMOO 30 has a 30-minute pot life, with a six-hour cure time. For The Novice Mold Maker - OOMOO 30 does not have great tear strength. They are good for making simple one- or two-piece block molds. OOMOO 30 is suitable for a variety of art-related and industrial applications including making molds for sculpture and prototype reproduction, casting plaster, resins, and wax. Technical Information Color: Lavender Properties (Part Aand B Mixed) Viscosity: 4,250 cps G/CC: 1.34 Cu. In./Lb.: 20.6 Tensile Strength: 240 PSI Elongation At Break: 250% Die C Tear Strength: 40 pli Compression Set: 37% Shrinkage: .0025 in./in.

Perfect for pouring into a rubber mold. Quickly turns from a liquid to a solid, durable plastic. Ideal for duplicating a variety of original models or sculptures. The Smooth Cast 300 Series of liquid plastics are ultra-low viscosity casting resins that yield castings that are bright white and virtually bubble free. Vacuum degassing is not necessary. They offer the convenience of a one to one mix ratio (one part A to one part B by volume). The differences between them are pot life and demold time. Fully cured castings are tough, durable, machinable and paintable. They resist moisture and mild solvents. Applications for Smooth-Cast Liquid Plastics include reproducing small to medium size sculptures, cold cast bronze castings, making prototype models, roto cast pieces, special effect props and decorative jewelry. Net weight 32 oz. (909 grams). Technical Information Pot Life: 3 minutes Demold Time (depending on mass): 10 minutes Shrinkage: .005 in./in. Color: White Viscosity: 80 cps S.G. g/cm3: 1.05 S.V. cu. in./lb.: 26.6 Shore D Hardness: 70. Adult Supervision Required. Keep Out of the reach of children

7. Smooth Cast ONYX FAST Black Liquid Plastic Casting Resin - Trial Unit

Feature

Convenient if you desire a black casting, adding color pigment is not necessary (can be polished and buffed to a high gloss shine)
Unlike other black resins, ONYX does not contain mercury
ONYX offers higher heat resistance vs. competitive black resins
ONYX is less expensive vs. other black resins
Shore 80D

Description

Smooth-Cast ONYX is a mercury-free urethane resin that cures quickly at room temperature to a deep black, solid plastic. ONYX offers the convenience of a 1A:1B by volume mix ratio and has a very low viscosity, so it is easy to mix and pour. POT LIFE: 2.5 mins; CURE TIME: 10-15 mins. , SHORE HARDNESS: 80D and offers higher physical properties and higher heat resistance vs. other general purpose resins. Consult the Technical Bulletin for more information. Read the MSDS sheet before using. Adult Supervision Required. Keep Out of the Reach of Children.

8. Smooth-Cast 300 Liquid Plastic Compound - Trial Unit

Feature

Ultra-low viscosity casting resin with bright white color
Vacuum degassing is not necessary to yield castings that are virtually bubble free.
Pot Life: 3 minutes; Cure Time: 10 minutes
Shore 70D
Mix Ratio: 1A: 1B by Volume

Description

Smooth Cast 300 is a liquid plastic ,ultra-low viscosity casting resin that yields castings that are bright white and virtually bubble free. Vacuum degassing is not necessary. It offers the convenience of a one to one mix ratio (by volume). 3 minute pot life: 10 minute demold time: Mixed viscocity 80 cps: 70D shore hardness Fully cured castings are tough, durable, machinable and paintable. Read MSDS before use - for more information visit www.smooth-on.com

9. Alumilite Amazing Casting Resin, 16-Ounce

Feature

It is durable
Less than 10 minutes later remove a beautiful cast replica of your original
Your cured Amazing Casting Resin piece can be painted stained dyed tapped drilled and machined
The Resin turns white after it dries

Description

AMAZING PUTTY-Amazing Casting Resin Kit. Amazing Casting Resin is the easiest and safest way to create exact cast replicas of practically anything in minutes! Simply mix equal amounts of resin and hardener and pour into your mold (mold putty sold separately). Less than 10 minutes later remove a beautiful cast replica of your original. Your cured Amazing Casting Resin piece can be painted stained dyed tapped drilled and machined. This package contains two 8oz bottles of casting resin (mix the two to create the casting) three 2 tablespoon cups two stir sticks and instructions. Made in USA.

10. Clear Casting Resin With Catalyst 32 Ounce

Feature

Contains 32-Ounce casting resin and 1/2 -Ounce catalyst
Use with Casting' Craft Dyes and Pigments
Read all warnings and instructions before starting your project
Crystal clear
Cast items are durable

Description

Castin'craft clear polyester casting resin casting is an exciting and fun craft that allows you to embed or encase almost any object in crystal clear plastic. Coins, shells, rocks, dried flowers, butterflies and insects are just a few of the examples of embedment possibilities. This convenient new package includes catalyst in a clear bubble top cap.

Conclusion

By our suggestions above, we hope that you can found the best casting plastic for you. Please don't forget to share your experience by comment in this post. Thank you!