Description: P-20 High Hard is an improved pre-hardened mold steel that has been specially designed for large plastic molds; Material is forged on a 5000 ton press assuring maximum deformation during the forging process; and Hardness loss in large cross sections is minimal Characteristics: Improved polishability compared to P-20 modified; Excellent compressive strength; and Minimum hardness loss in large cross section Applications: Injection molds, Compression molds, Mold frames, Forming tools and Die holders Stress Relieving (Heat Treatment): 850°F-900°F hold 1 hr/in; Cooling: Air cool; Note: Large cross sections require accurate control of temperatures and times Information provided by Schmolz + Bickenbach |