Blocks 1.50" to 6" thick: 12"x 12" 12"x 24" 24"x 24" 24"x 48"
Cylinders 12" long 1" to 12" Diameter 48 D to 101 D
Smaller stock sizes available with some products
Tolerances +/- 1/8"
R1 / P1 EASY GREEN®
Nonabrasive urethane and polyethylene combination board. Machines like very hard wax but makes a permanent part. Test machine for trade show and school demos, thermoforming tool, prototypes. Not for painting, cell structure has small pinholes. Density is 65 lbs. pcf.
Model Board® Resin 100®
Nonabrasive 100% resin, no fillers.
Perfect for machining small patterns, models, jewelry designs, prototypes and CNC proofing. Very nice smooth cell structure. Ivory color.
Small sizes in stock
3" x 5" x 12" or 3" x 5" x 24"
Density is 64 lbs. pcf.
Disc shape minus corners, GMI Casting prior to machining.
51 in. Diameter x 15 in tall. Approx 2200 lbs
R1 / M15.2
General purpose. Density is 61 lbs. pcf.
Tom Anderson, Anderboat Models Benicia,CA Machine with BUTTERBOARD®
Bay Craft Designs
Toms River, New Jersey Carved out of BUTTERBOARD®
R1 / HG 3000 10 ft. OD x 9.2 ft. ID x 10 in. tall. 2300 lbs
Resin kits are available for each formulation if you want to make your own Machineable Plastic.
SMALLER STOCK SIZES FOR PATTERNS, SIGNS, PROTOTYPES, CARVINGS, TOOLING, MODEL MAKERS ARE ALSO AVAILABLE Note: Boards are not precision cast, more like rough lumber (tolerances + 1/8")
Stock sizes ship within 1 to 3 days. FOB our facilities
Freight Quotes upon Request
Prices subject to change without notice.
AG SS DOLPHIN 555
Solid Cylinders Rings Donuts Custom Shapes & Sizes
Goldenwest Mfg., Inc. makes urethane castings such as the pictures here. Butterboard is nonabrasive for machining, glass smooth, modeling board for signs, in schools, machine trade shows and CNC proofing, thermoforming tool, that you can carve, mill, sand, rout, paint. Density is 48 pcf. 1.50" to 6" thick. (tolerance + 1/8")
Mandrel with 2" pipe made with BUTTERBOARD®
R1 / HG 3000
Tooling grade, strong, smooth, dimensionally stable. Use for patterns, molds for composites, thermoforming tool, intricate prototypes, tooling reference fixtures, models. Density is 101 lbs. pcf. Unlimited thickness or size. Parts have been cast up to 14,000 lbs.