Spherical Latrobe LSS™ PGK Knife and Die Steel Powder

Latrobe LSS™ PGK Knife and Die Steel Spherical Powder Product Information -:- For detailed product information, please contact sales. -: Latrobe LSS™ PGK Knife and Die Steel Spherical Powder Synonyms -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Spherical Latrobe LSS™ PGK Knife and Die Steel Powder characteristics -:- For detailed product information, please contact sales. -: Spherical Latrobe LSS™ PGK Knife and Die 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 LSS™ PGK Knife and Die 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 LSS™ PGK Knife and Die Steel Powder Chemical Composition -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Latrobe LSS™ PGK Knife and Die Steel Product Information -:- For detailed product information, please contact sales. -: ### **Product Introduction: Latrobe LSS™ PGK Knife and Die Steel** **Latrobe LSS™ PGK** is a specialized, **air-hardening, medium-alloy tool steel** formulated specifically for the demanding requirements of industrial knife and precision die applications. It occupies a strategic position between general-purpose O-grade steels and the higher alloyed D-grade steels, offering an optimal balance of **edge retention, toughness, and ease of fabrication**. PGK is engineered to deliver reliable, consistent performance in continuous cutting and shearing operations where resistance to wear, chipping, and deformation under stress are critical. The hallmark of LSS™ PGK is its **excellent combination of hardenability, stability, and grindability**, making it a preferred choice for manufacturers of slitter knives, shear blades, and various cutting tools that require a fine, durable edge and predictable heat treatment response. --- ### **1. Chemical Composition** Latrobe LSS™ PGK features a balanced, proprietary alloy composition designed for knife and die service. | Element | Approximate/Characteristic Content (%) | | :--- | :--- | | Carbon (C) | ~0.55 - 0.70 | | Chromium (Cr) | ~4.00 - 5.00 | | Molybdenum (Mo)| Present | | Vanadium (V) | Present | | Manganese (Mn)| Present | | Silicon (Si) | Present | | **Balance** | Iron (Fe) | *(Note: This is a generalized representation. The exact proprietary composition is optimized by Latrobe Specialty Steel to achieve superior edge performance and toughness. Its carbon level is lower than D-series steels, promoting toughness, while its alloy content provides good hardenability and wear resistance.)* --- ### **2. Physical & Mechanical Properties** **Typical Properties in the Annealed Condition:** * **Hardness:** ~ 180-220 HB (Brinell) * **Machinability:** Very Good. Significantly better than high-carbon, high-chromium steels like D2. * **Grindability:** Excellent. Allows for efficient sharpening and regrinding of cutting edges. **Typical Properties in the Hardened & Tempered Condition:** * **Hardening Method:** Air hardening (primary) or oil hardening. * **Typical Hardening Temperature:** 925°C - 955°C (1700°F - 1750°F) * **Tempering Range:** 175°C - 540°C (350°F - 1000°F). A wide range allows tailoring of hardness and toughness. * **Achievable Hardness:** **54 - 60 HRC** (Rockwell C), typically used in the 56-58 HRC range for an optimal edge-toughness balance. * **Key Characteristics:** * **High Toughness:** Excellent resistance to chipping and breakage, even at higher hardness levels. * **Good Wear Resistance:** Sufficient for most cutting and shearing applications against metals, plastics, and composites. * **Good Dimensional Stability:** Minimal distortion during air hardening. * **Deep Hardening:** Suitable for moderately thick sections. * **Good Fatigue Resistance:** Important for cyclic loading in shearing applications. --- ### **3. International Standards & Cross-Reference** As a proprietary commercial brand for knife steel, Latrobe LSS™ PGK does not have a direct, universal AISI equivalent. It is compared to and often competes with other well-known knife/die steel grades. * **USA:** Functionally similar to a premium-grade **AISI A8** or a modified **S7** type steel, but optimized specifically for cutting edges. * **Comparative Grades:** Often compared to other proprietary knife steels such as **Böhler K340** or **Uddeholm Rigor**. It is a common alternative to **D2** in applications where D2's lower toughness is a concern. * **Designation:** Primarily known by its brand name **Latrobe LSS™ PGK**. --- ### **4. Product Applications** Latrobe LSS™ PGK is the industry-preferred material for a wide range of cutting and shearing tools where a durable, sharp edge is paramount: * **Industrial Slitter Knives:** For precision width-cutting of metal coil (steel, aluminum, copper). * **Shear Blades:** Guillotine shears, rotary shears, and scrap choppers. * **Punch Press Tooling:** Punches and dies for blanking and piercing. * **Knives for Plastics & Composites:** Cutting and trimming tools for sheet and extruded materials. * **Food Processing Blades:** Where corrosion resistance is less critical than edge durability. * **Paper and Corrugated Knives:** For cutting and slitting. * **Woodworking Knives:** Planer blades and chipper knives. * **General Machine Knives:** A versatile choice for many custom cutting applications. --- ### **5. Processing Advantages & Considerations** * **Heat Treatment:** Forgiving with a wide processing window. Air hardening is standard for minimal distortion. Does not require deep freezing. Double tempering is recommended for best toughness and stability. * **Machinability & Grindability:** One of its strongest selling points. It is significantly easier and faster to machine and grind than D2 or similar high-carbide steels, reducing tooling fabrication and sharpening costs. * **Weldability:** Fair. Can be repaired or built up with proper pre-heat and post-heat procedures using suitable tool steel electrodes. * **Edge Preparation:** Takes and holds a fine, sharp edge well. Its microstructure supports a keen cutting geometry without excessive brittleness. --- **Summary:** Latrobe LSS™ PGK is a purpose-built **workhorse steel for the cutting industry**. It sacrifices the extreme wear resistance of high-carbide grades like D2 to gain superior toughness, much better grindability, and greater ease of heat treatment. This makes PGK an economically and technically superior choice for the vast majority of industrial knife and die applications where edge integrity and resistance to chipping under dynamic loads are more critical than maximum abrasive wear resistance. It is valued for its reliability, consistency, and lower total cost of ownership in demanding production environments. **Disclaimer:** For specific application engineering, detailed heat treatment cycles, and the most current technical data, always consult the official material data sheets and application guides from **Latrobe Specialty Steel** or its authorized distributors. -:- For detailed product information, please contact sales. -: Latrobe LSS™ PGK Knife and Die Steel Specification Dimensions Size： Diameter 20-1000 mm Length <7198 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 LSS™ PGK Knife and Die Steel Properties -:- For detailed product information, please contact sales. -:

Spherical Latrobe LSS™ PGK Knife and Die Steel Powder Particle Size Description -:- For detailed product information, please contact sales. -: Applications of Spherical Latrobe LSS™ PGK Knife and Die Steel Powder -:- For detailed product information, please contact sales. -: -:- For detailed product information, please contact sales. -: Applications of Latrobe LSS™ PGK Knife and Die Steel Spherical Powder -:- For detailed product information, please contact sales. -: Chemical Identifiers Latrobe LSS™ PGK Knife and Die Steel Spherical Powder -:- For detailed product information, please contact sales. -:

Packing of Latrobe LSS™ PGK Knife and Die 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 3669 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