Description: P-20 Modified is an improved pre-hardened mold steel that has been specially designed for large plastic molds; The material is forged on a 5000 ton press assuring maximum deformation during the forging process; Hardness loss in large cross sections is minimal Characteristics: Good polishability; Good compressive strength; Minimum hardness loss in large cross section Applications: Injection molds, Compression molds, Mold frame, Forming tools and Die holder 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 |