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  • Importance of scrap metal shear blade clearance report
    Apr 30, 2025
    Scrap metal shearing is an important part of resource recycling. Reasonable blade gap is crucial to improving shearing efficiency and processing quality. This article focuses on the impact of blade gap (0.15mm to 0.5mm) on shearing effect, tool life, energy consumption and scrap metal quality.   Definition and impact of blade gap The blade gap is the distance between two blades, which directly affects shearing force, metal fracture and shearing quality. Too small a gap may cause increased tool wear, while too large a gap will reduce shearing efficiency and recycling quality.   Impact of blade gap on shearing effect Shearing force: Reasonable gap helps reduce shearing force and improve efficiency; too small or too large a gap will increase energy consumption or lead to incomplete shearing. Shearing quality: Appropriate gap can reduce burrs and irregular fractures and improve the purity of recycled materials.   Impact of blade gap on tool life and energy consumption Tool wear: Reasonable gap can reduce tool wear, extend its service life and reduce replacement frequency.   Energy consumption: Too small a gap requires greater shearing force and increases energy consumption. Reasonable gap setting helps reduce energy consumption.   Optimization of the best blade gap Depending on the type of scrap metal and the shearing equipment, the gap should be kept between 0.15mm and 0.5mm to ensure the best shearing efficiency, tool life and scrap metal processing quality.   Conclusion A reasonable blade gap can not only improve the scrap metal shearing efficiency and extend the tool life, but also reduce energy consumption and improve the processing quality. To ensure the best effect, the blade gap should be optimized according to the specific production needs.           Jiangsu Gunaifu Metallurgical Technology Co., Ltd. has taken effective measures to address the blade gap problem and produced a variety of paired gaskets. These gaskets can adjust the gap of the blade during the scrap metal shearing process to ensure that the tool can maintain the best shearing effect and long service life under different operating conditions. The use of this gasket helps to: Precisely control the blade gap and optimize the shearing efficiency; Reduce tool wear and extend equipment life; Reduce energy consumption and improve overall recycling efficiency. This measure not only improves the scrap metal processing quality, but also reduces operating costs for customers. If you have more details or want to discuss this solution further, please let me know!  
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  • Why Choose S7 Tool Steel? — A Material That Balances Toughness and Wear Resistance
    Why Choose S7 Tool Steel? — A Material That Balances Toughness and Wear Resistance
    Apr 07, 2025
    What Is S7? S7 is an air-hardening shock-resistant tool steel, classified under the AISI/SAE tool steel series (S-series) in the United States. Its European equivalent is approximately DIN 1.2355. Compared to conventional cold work tool steels, S7 stands out for its exceptional impact toughness, while maintaining good wear resistance and dimensional stability during heat treatment. This makes it a popular choice for punches, shear blades, impact tools, hammers, and more.   Key Properties Exceptional Impact Toughness: Maintains structural integrity even at high hardness levels. Moderate Wear Resistance: While not as wear-resistant as high-chromium steels like D2, it offers far better impact and fatigue resistance. Heat Treatment Stability: Air-hardening minimizes cracking and distortion—ideal for precision parts. Excellent Machinability: Easy to machine, grind, and polish compared to many other tool steels.   Common Applications Thanks to its outstanding balance of toughness and wear resistance, S7 is used across a wide range of industries: Punches, shear blades, and cold forming dies High-impact tools (e.g., hydraulic breakers) Industrial hammers, clamping jaws, and striking tools Machine components under cyclic or shock loading    Conclusion: S7 Is a Reliable Shock-Resistant Tool Steel   If you're working in an environment with heavy impact loads, fatigue stress, or high-precision demands, S7 tool steel is undoubtedly a material worth considering. Its combination of shock resistance, heat treatment stability, and machinability makes it a dependable choice for tooling and engineering applications.
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  • Why 1.2746 material become the darling of the industry? A comprehensive analysis of its unique advantages
    Why 1.2746 material become the darling of the industry? A comprehensive analysis of its unique advantages
    Apr 07, 2025
    In today's precision manufacturing and mold industry, the choice of materials directly affects the quality and production efficiency of products. German standard 1.2746 mold steel is becoming the preferred material for more and more engineers and manufacturing experts due to its excellent comprehensive performance. This article will explore in depth the core characteristics, application advantages and why 1.2746 material stands out among many materials.   Basic characteristics of 1.2746 material 1.2746 is a pre-hardened plastic mold steel with the following outstanding features:   Excellent processing performance: pre-hardened to about 30-34HRC at the factory, can be directly processed and used   Excellent polishing performance: can achieve mirror polishing effect and meet high finish requirements   Good dimensional stability: small deformation during heat treatment, ensuring the dimensional accuracy of precision parts   Balanced strength and toughness: good impact resistance while maintaining sufficient hardness   Excellent corrosion resistance: especially suitable for molding materials such as PVC
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  • Why is S7 material the industry's first choice? Revealing its excellent performance and wide application
    Why is S7 material the industry's first choice? Revealing its excellent performance and wide application
    Apr 07, 2025
    In today's manufacturing and engineering fields, material selection often determines the success or failure of a product. Among the many optional materials, S7 tool steel has become the first choice of many industry professionals due to its excellent comprehensive performance. This article will explore the unique advantages of S7 material, analyze its application scenarios, and reveal why it stands out from many materials.   Core characteristics of S7 material S7 tool steel is an air-cooled hardening tool steel, which belongs to the impact-resistant tool steel in the American AISI standard. Its excellent performance comes from its careful chemical composition design and heat treatment process:   Excellent impact toughness: S7 steel has excellent impact resistance while maintaining high hardness, which is its key advantage over ordinary tool steel   Good wear resistance: After proper heat treatment, the surface hardness of S7 steel can reach HRC54-60, which can withstand long-term wear   Excellent thermal stability: It can still maintain stable performance in high temperature environment, suitable for hot working die application   Excellent machinability: Easier to process and heat treat than other high-alloy tool steels
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