This article elaborates the core material advantages of carbon steel slingshot balls in density stability, deformation resistance and cost performance, and analyzes the technical differences between high-precision finished products and ordinary products. It highlights Feige Steel Ball’s standardized production technology and rigorous full-index testing system, proving our capability to deliver stable, high-precision carbon steel slingshot balls for diverse outdoor shooting scenarios.

440A and 440C are high-performance martensitic stainless steel balls, superior to the 420 series in hardness and wear resistance. Graded carbon content creates distinct toughness, hardness and fatigue resistance, ideal for high-load precision bearings, valve cores and automotive precision components.

420 series martensitic stainless steel includes 420A, 420B and 420C grades with graded carbon content. They differ greatly in hardness, toughness and wear resistance. This guide helps you select the right 420 steel ball for precision wear-resistant industrial scenarios.

420 stainless steel is a typical martensitic high-hardness steel. 420 stainless steel balls feature heat-treatable high hardness and excellent wear resistance, widely used in precision bearings, valve seals, medical devices and food machinery for dry and high-wear working scenarios.

204 Cu is a high-manganese low-nickel austenitic stainless steel serving as a cost-effective alternative to 304. Featuring excellent cold forming, anti-fatigue and stable anti-rust performance, 204 Cu stainless steel balls are widely used in electronic components, precision valves and daily hardware for lightweight precision manufacturing.

302 stainless steel is a classic 18-8 austenitic stainless steel with excellent work-hardening performance and reliable rust resistance. Suitable for precision valves, spray equipment, hardware and light machinery, it provides cost-effective stainless steel ball solutions for mild corrosive working conditions.

316 and 316L are mainstream molybdenum-bearing austenitic stainless steels for precision steel balls and industrial components. The core difference lies in carbon content, which determines weld stability, intergranular corrosion resistance and mechanical performance. This guide helps engineers select proper grades for marine, chemical and medical scenarios.

304 and 304L austenitic stainless steel are widely used for precision steel balls and fluid components. The core difference lies in carbon content. This article analyzes their distinctions in weldability, intergranular corrosion resistance and mechanical properties, providing professional material selection solutions for diverse industrial working conditions.

Hollow steel ball quality depends largely on manufacturing technology. This article systematically analyzes four mainstream forming processes including welding, water swelling, CNC pressing and precision hydraulic forming, comparing their structural features, accuracy performance and applicable industrial scenarios for precision machinery and fluid equipment applications.

Steel shot abrasive is an essential spherical consumable for precision steel ball finishing and surface strengthening. Made via centrifugal atomization and precision heat treatment, it optimizes steel ball surface roughness, eliminates stress concentration, and forms a residual compressive stress layer to greatly improve wear resistance and fatigue durability of high-end precision steel balls.