ASTM Presses for Testing Specimens of Plastics, Elastomers, Rubber Samples and other Thermoplastic Materials Auto ASTM Plastic Molding Catalog #4393-ASTM & 4394-ASTM AutoFour/15NE-ASTM & AutoFour/30NE-ASTM Auto ASTM Rubber Molding Catalog #5370-ASTM AutoFour/4819-NE-ASTM These Carver “Auto-Four” presses are four post design with bolsters for maximum rigidity. Integral hydraulic power unit is completely self-contained and electrically operated. […]