EpoxAcast 655 Aluminum Fill

SKU: 798309

Size: Quart
Sale price$72.95

unit(s) in Stock.


unit(s) in Stock.


unit(s) in Stock.

* Price and availability may vary.
* If unit(s) in stock is 0, item is currently unavailable or special order.


Unit Size Net Weight
Quart 3 lb
Gallon 12 lb
Five Gallon 62 lb



EpoxAcast¨ 655 (formerly Metalset A-30) is a versatile aluminum filled castable epoxy that is very hard and strong. It is dimensionally stable, even when mass cast up to 512 in3/ 8,390 cm3. Different hardener speed options are available depending on your project requirements. Maximum heat resistance is achieved using HT HIGH TEMP hardener (up to 225F/108C).
Cured EpoxAcast 655 epoxy has high physical properties and is used for a variety of applications including making hard tooling, vacuum forming dies/molds, injection molds, foundry patterns, jigs and fixtures and metal forming dies. Depending on project requirements, Part A Base can be mixed with 101 FAST, 102 MEDIUM, 103 SLOW or HT HIGH TEMP hardeners.
Note: Epoxy Hardener sold separately. See technical bulletin for ratios and hardener options.
Technical Properties
Mix Ratio by Weight Variant - See Tech. Bulletin
Mix Ratio by Volume N/A
Pot Life Variant - See Tech. Bulletin
Cure Time Variant - See Tech. Bulletin
Color Grey
Shore Hardness 90D
Mixed Viscosity 23,000 cps
Shrinkage Variant - See Tech. Bulletin
Specific Volume 16.7 cu. in./lb.
Specific Gravity 1.66g/cc
Compressive Modulus Variant - See Tech. Bulletin
Tensile Modulus Variant - See Tech. Bulletin
Flexural Strength Variant - See Tech. Bulletin
Flexural Modulus Variant - See Tech. Bulletin
Compressive Strength Variant - See Tech. Bulletin
Heat Deflection Temp Variant - See Tech. Bulletin


PAINTING Cured EpoxAcast 650 can be painted and/or primed and then painted with acrylic enamel paints. Let paint fully dry before putting part into service.
APPLYING RELEASE AGENT: This product is adhesive and will bond to many surfaces. For epoxy to epoxy applications where adhesion is not desired, an application of paste wax followed by Ease Release 2125 PVA. For other surfaces such as metal or plastic, a silicone based spray release such as Universal Mold Release may be used to prevent adhesion.
Removing Epoxy Ð Uncured / Non-curing epoxy: Scrape as much material as possible from the surface using a scraper. Clean the residue with E-POX-EE KLEENER, lacquer thinner, acetone or alcohol. Follow safety warnings pertaining to solvents and provide adequate ventilation.
Special Order Items
The products listed below are currently SPECIAL ORDER items and require pre order.
Lead times may vary - For more information please contact our staff.

798311 - EpoxAcast 655 Aluminum Fill - Five Gallon

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