1.2083 ESR, Stavax ESR, 1.2316 ESR, 1.2344 ESR, H13 ESR, 1.2367 ESR

Description

1.2083 ESR, Stavax ESR, 1.2316 ESR, 1.2344 ESR, H13 ESR, 1.2367 ESR & 1.2738 ESR (P20+Ni ESR) Grade Mold Steel

Electroslag Remelted (ESR) Mold Steels are premium-quality tool steels manufactured through the Electroslag Remelting (ESR) process, ensuring exceptional cleanliness, superior toughness, and a highly uniform microstructure. These steels are widely used in plastic mold manufacturing, die-casting, and precision engineering applications where excellent polishability, wear resistance, and corrosion resistance are essential.

Key ESR Mold Steel Grades & Applications

• 1.2083 ESR (AISI 420 ESR / Stavax ESR)
  • Type: High-Chromium Stainless Tool Steel
  • Hardness: 50–54 HRC
  • Excellent corrosion resistance
  • Superior mirror-finish polishability
  • High wear resistance
  • Applications: Plastic molds for PVC, optical molds, medical molds, food-grade molds, and chemical processing molds.
• 1.2316 ESR
  • Type: High-Chromium Stainless Mold Steel
  • Hardness: 48–52 HRC
  • Very high corrosion resistance
  • Excellent toughness and polishability
  • Improved machinability
  • Applications: Medical molds, food-grade plastic molds, and injection molds for aggressive plastics.
• 1.2738 ESR (P20+Ni ESR)
  • Type: Pre-Hardened Plastic Mold Steel
  • Hardness: 30–36 HRC (Pre-Hardened)
  • Excellent machinability and polishability
  • Good toughness and wear resistance
  • Suitable for large molds
  • Applications: Automotive molds, household appliance molds, and large plastic mold production.
• 1.2344 ESR (H13 ESR)
  • Type: Hot Work Tool Steel
  • Hardness: 50–54 HRC
  • Excellent thermal fatigue resistance
  • High toughness and wear resistance
  • Performs reliably at elevated temperatures
  • Applications: Aluminum, zinc and magnesium die-casting molds, hot-runner systems, and hot forging tools.
• 1.2367 ESR
  • Type: Advanced Hot Work Tool Steel
  • Hardness: 50–54 HRC
  • Superior heat resistance compared to H13 ESR
  • Exceptional wear resistance and toughness
  • Reduced distortion after heat treatment
  • Applications: High-temperature die-casting molds, aluminum die-casting, and forging dies.

Key Features

• High-purity ESR processed steel
• Excellent surface finish and mirror polishability
• Outstanding wear resistance
• Superior toughness and dimensional stability
• Excellent corrosion resistance (selected grades)
• Longer mold life with consistent performance
• Ideal for precision tooling and injection molding applications

Applications

• Plastic Injection Molds
• Optical Component Molds
• Medical Device Molds
• Food Packaging Molds
• Automotive Mold Manufacturing
• Die-Casting Dies
• Hot Runner Systems
• Forging Dies
• Precision Engineering Components

Why Choose ESR Mold Steel?

ESR Mold Steels provide superior cleanliness, improved toughness, excellent polishability, and enhanced wear and corrosion resistance compared to conventional tool steels. They deliver consistent machining performance, longer service life, and outstanding dimensional stability, making them the preferred choice for high-precision molds, die-casting tools, and demanding industrial applications.