How to Build a Simple Polyurethane Brush-up Mold

[New Masters Academy]

Artist and master mold maker Matt Lewis will walk you through how to create a more advanced polyurethane brush-up mold for more complex clay sculptures. You will learn how to make the most economical and high quality brush-up mold possible, as well as gain the technical knowledge that will enable you to solve major molding problems.

Materials

• 3/4″ x 18″ x 18″ Melamine Board
• Lazy Susan
• Vaseline and Odorless Mineral Spirits Mold Release
• Latex or Rubber Gloves
• 1 ” and 2″ Chip Brushes
• RTV Liquid Urethane Mold Rubber
• 1 Quart Buckets
• Paint Stirrer
• AeroSil Fumed Silica (Thickener)
• Stainless Steel Mold Making Spatula
• Sharpie Marker
• Laguna WED Clay
• Putty Knife
• Electric Drill
• Stainless Steel Tube (Shapened on the Inside Edge with Dremel Tool)
• Short Bolts
• Ease Release 200 Spray
• Utility Knife
• USG Hydro-Cal
• Chopped Strand Fiberglass
• 5 Quart Bucket
• Mold Knife
• Stanley Shaver 7 1/2″
• 3/4″ Paddle Drill Bit
• 1/4″ Drill Bit
• Flat Screwdrivers
• Double Face Sledgehammer
• Scalpel with Hooked Blade
• 1/4″ Bolts

[Jamie Hogan]

“RTV Liquid Urethane Mold Rubber”

Does anybody know the exact product used?

Thanks.

[Author]

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