Spherical Latrobe Lescowear™ Cold Work Tool Steel Powder

Latrobe Lescowear™ Cold Work Tool Steel Spherical Powder Product Information -:- For detailed product information, please contact sales. -: Latrobe Lescowear™ Cold Work Tool Steel Spherical Powder Synonyms -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Spherical Latrobe Lescowear™ Cold Work Tool Steel Powder characteristics -:- For detailed product information, please contact sales. -: Spherical Latrobe Lescowear™ Cold Work Tool Steel Powder Particle Size -:- For detailed product information, please contact sales. -: -:- -:- 0-15μm ,5-25μm, 15-45μm, 15-53μm,20-63um, 45-75μm, 45-105μm, 45-150μm ,75-150μm. (Various granularities can be customized according to customer requirements) -:- For detailed product information, please contact sales. -:

Spherical Latrobe Lescowear™ Cold Work Tool Steel Powder Applicable processes -:- For detailed product information, please contact sales. -: Laser/electron beam additive manufacturing (SLM/EBM, 3D printing) Direct laser deposition (DLD) Used in thermal spray (TSA) Powder hot isostatic pressing (HIP) Metal injection molding (MIM) Powder metallurgy (PM) Laser cladding (LC), etc. -:- For detailed product information, please contact sales. -: Spherical Latrobe Lescowear™ Cold Work Tool Steel Powder Chemical Composition -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Latrobe Lescowear™ Cold Work Tool Steel Product Information -:- For detailed product information, please contact sales. -: # **Product Introduction: Latrobe Lescowear™ Cold Work Tool Steel** **Latrobe Lescowear™** is a premium-grade, **air-hardening, high-carbon, high-chromium tool steel** specifically engineered to deliver **exceptional wear resistance** in the most demanding cold work applications. As part of Latrobe's specialized tool steel portfolio, Lescowear™ bridges the gap between conventional D-series steels and more expensive powder metallurgy grades, offering superior performance in applications where abrasive wear is the primary failure mechanism. The defining characteristic of Lescowear™ is its **optimized carbide structure** that provides outstanding resistance to galling, abrasion, and adhesive wear while maintaining good dimensional stability during heat treatment. This steel represents an evolution beyond standard D2 formulations, with enhanced alloy balancing for more consistent performance in long-run production tooling. --- ## **1. Chemical Composition** Lescowear™ features a carefully balanced high-carbon, high-chromium composition with strategic additions of vanadium and molybdenum: | Element | Content Range (%) | | :--- | :--- | | Carbon (C) | 1.50 - 1.60 | | Chromium (Cr) | 11.00 - 13.00 | | Molybdenum (Mo) | 0.70 - 1.20 | | Vanadium (V) | 0.90 - 1.10 | | Manganese (Mn) | 0.30 - 0.60 | | Silicon (Si) | 0.20 - 0.50 | | **Balance** | Iron (Fe) | *Note: This represents typical composition ranges for Lescowear™. Exact percentages may vary within proprietary specifications.* --- ## **2. Physical & Mechanical Properties** ### **Annealed Condition Properties:** - **Hardness:** 210 - 240 HB (Brinell) - **Machinability:** Fair to Good (approximately 45-55% of 1% carbon steel baseline) - **Thermal Conductivity:** 28.0 W/m·K (at 20°C) - **Coefficient of Thermal Expansion:** 10.4 × 10⁻⁶/°C (20-100°C) ### **Heat Treatment Characteristics:** - **Hardening Method:** Air hardening - **Austenitizing Temperature:** 980°C - 1020°C (1795°F - 1870°F) - **Preheat Stages:** 650°C (1200°F) and 850°C (1560°F) recommended - **Quenching:** Still air or positive pressure air - **Tempering Range:** 180°C - 540°C (355°F - 1005°F) - **Secondary Hardening Peak:** 480°C - 540°C (900°F - 1005°F) ### **Hardened & Tempered Properties:** - **Typical Hardness:** 58 - 62 HRC (tempered at 200°C) - **Compressive Strength:** 2,600 - 3,000 MPa - **Transverse Rupture Strength:** 3,000 - 3,500 MPa - **Key Characteristics:** - **Superior Wear Resistance:** Excellent resistance to abrasive and adhesive wear - **Good Toughness:** Better impact resistance than conventional D2 at equivalent hardness - **Minimal Distortion:** Air hardening provides excellent dimensional stability - **Deep Hardening Capacity:** Suitable for large cross-sections up to 300mm (12") --- ## **3. International Standards & Cross-Reference** While Lescowear™ is a proprietary grade from Latrobe Specialty Steel, it corresponds to several international standards: | Country/Region | Standard Designation | Comparable Grade | | :--- | :--- | :--- | | **United States** | ASTM A681 | Modified D2 type | | **Europe** | DIN/EN ISO 4957 | 1.2379 modified | | **Japan** | JIS G4404 | SKD11 modified | | **Sweden** | SS 14 23 10 | 2310 modified | | **Common Reference** | AISI Type | Premium D2 | *Note: Lescowear™ should be considered a premium-grade evolution of standard D2 steel with enhanced properties.* --- ## **4. Product Applications** Lescowear™ is specifically designed for demanding cold work applications requiring extended tool life and reduced downtime: ### **Primary Applications:** - **Long-Run Blanking and Piercing Dies:** For automotive components, electrical laminations, and appliance parts - **High-Precision Forming Tools:** Progressive dies, draw dies, and bending tools - **Thread Rolling Dies and Gear Cutting Tools:** Where wear resistance and dimensional stability are critical - **Shear Blades and Slitter Knives:** For cutting abrasive materials including composites and pre-painted metals - **Cold Forging Tools:** Punches, headers, and extrusion tools ### **Specialized Applications:** - **Plastic Injection Molding:** For abrasive or corrosive plastic materials (glass-filled, mineral-filled) - **Powder Compaction Tools:** In powder metallurgy applications - **Wear Plates and Guides:** For high-abrasion industrial environments - **Gauges and Measuring Tools:** Requiring dimensional stability and wear resistance --- ## **5. Processing Guidelines** ### **Machining:** - **Annealed State:** Use carbide tools with positive rake angles - **Cutting Speeds:** 20-35 m/min (65-115 ft/min) for turning operations - **Feed Rates:** Moderate to light feeds recommended - **Coolant:** Always use coolant to extend tool life and control chip formation ### **Grinding:** - **Wheel Selection:** Aluminum oxide or CBN wheels recommended - **Wheel Grade:** Medium to soft grade (H-J range) - **Coolant:** Use abundant coolant to prevent thermal cracking - **Technique:** Light, frequent passes preferred over heavy cuts ### **Heat Treatment:** 1. **Stress Relieving:** 650°C (1200°F) after rough machining 2. **Preheating:** Two-stage preheat (650°C/1200°F and 850°C/1560°F) 3. **Austenitizing:** 990°C - 1010°C (1815°F - 1850°F) for optimal results 4. **Quenching:** Air cool in still air or with light air circulation 5. **Deep Freezing:** -80°C (-112°F) for 2-4 hours recommended 6. **Tempering:** Double temper at 200°C - 540°C (390°F - 1005°F) depending on required hardness ### **Electrical Discharge Machining (EDM):** - **Finish EDM:** Recommended after heat treatment for precise applications - **White Layer Removal:** Essential post-EDM grinding to remove affected surface layer --- ## **6. Performance Advantages** ### **Compared to Standard D2:** - **15-25% Better Wear Resistance:** Through optimized carbide distribution - **Improved Toughness:** Reduced risk of chipping and breakage - **Better Grindability:** Lower grinding forces and reduced wheel wear - **More Consistent Performance:** Through tight compositional control ### **Compared to Powder Metallurgy Steels:** - **Cost-Effective:** Approximately 60-70% of PM steel cost - **Excellent Availability:** Standard mill forms readily available - **Proven Reliability:** Established performance in industrial applications --- ## **7. Availability** Lescowear™ is available in standard mill forms: - **Ground Flat Stock:** 6mm to 150mm thickness (0.25" to 6") - **Round Bars:** 10mm to 300mm diameter (0.375" to 12") - **Square Bars:** 10mm to 150mm (0.375" to 6") - **Blocks and Forged Shapes:** Custom sizes available - **Surface Condition:** Annealed, soft machined, or precision ground --- **Technical Summary:** Latrobe Lescowear™ represents an advanced evolution of traditional high-carbon, high-chromium tool steels. Its optimized chemistry and manufacturing process deliver a superior balance of wear resistance, toughness, and dimensional stability. While not a direct replacement for powder metallurgy steels in the most extreme applications, Lescowear™ offers excellent performance for the majority of demanding cold work applications at a more favorable cost position. **Disclaimer:** The information provided is for technical reference only. For specific application engineering, always consult Latrobe Specialty Steel's official technical data sheets and processing guides. Performance may vary based on specific processing conditions and application requirements. -:- For detailed product information, please contact sales. -: Latrobe Lescowear™ Cold Work Tool Steel Specification Dimensions Size： Diameter 20-1000 mm Length <7197 mm Size:We can customized as required Standard： Per your request or drawing We can customized as required Properties（Theoretical） Chemical Composition -:- For detailed product information, please contact sales. -: Latrobe Lescowear™ Cold Work Tool Steel Properties -:- For detailed product information, please contact sales. -:

Spherical Latrobe Lescowear™ Cold Work Tool Steel Powder Particle Size Description -:- For detailed product information, please contact sales. -: Applications of Spherical Latrobe Lescowear™ Cold Work Tool Steel Powder -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Applications of Latrobe Lescowear™ Cold Work Tool Steel Spherical Powder -:- For detailed product information, please contact sales. -: Chemical Identifiers Latrobe Lescowear™ Cold Work Tool Steel Spherical Powder -:- For detailed product information, please contact sales. -:

Packing of Latrobe Lescowear™ Cold Work Tool Steel Spherical Powder -:- For detailed product information, please contact sales. -: Standard Packing: -:- For detailed product information, please contact sales. -: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and Steel Spherical Powder drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 3668 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition