China Spline Broaching Service Manufacturers Factory Suppliers
We firmly take the new road of green development and march towards the goal of being a global first-class supplier of high-quality Keyway Broaching, Thread Milling, Surface Grinding! Since its establishment, our company has unswervingly adhered to the leading direction of research and development of new technologies with high technology content, taking the road of integration of science, industry, and trade, and has independently researched and developed a variety of advanced Spline Broaching Service, and most of our results have been translated into productivity. Fine management, efficient research team, excellent products and strong sales team has let us plug in the wings of take-off, to meet a more brilliant and colorful future. Our focus on customer satisfaction is what sets us apart from the competition. We believe in providing sustainable solutions that minimize our environmental impact and promote social responsibility. So please feel free to contact us for inquiries. We collaborate closely with our clients to ensure their success, offering customized solutions and support.
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Internal Spline Broaching
Internal spline broaching is a high-precision machining process that uses a multi-tooth tool — the broach — to cut internal spline profiles in a single pass. Each successive tooth removes a...
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Laser Cutting
We run high-performance fiber laser tube cutters in parallel — dedicated to precision profiling of carbon steel, stainless steel, aluminum, and copper alloy tubes from φ16 up to 120mm.
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CNC Turning
CNC turning produces cylindrical components with ±0.02mm accuracy — from Φ2mm pins to Φ500mm shafts, up to 1000mm in length. We machine stainless steel, carbon steel, alloy steel, aluminum, and...
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Multi-axis CNC Machining
Multi-axis CNC machining handles complex geometries in a single setup — eliminating multiple clampings and the tolerance errors they introduce. We run 3-axis, 4-axis, 5-axis simultaneous, and...
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Thread Machining
Thread machining covers multiple processes for creating internal and external threads — rolling, milling, cutting, and grinding. Each method serves different applications: rolling cold-forms...
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Spline and Gear Hobbing
Hobbing is a continuous generating process that uses a helical cutting tool — the hob — to produce splines, spur gears, and helical gears with consistent tooth geometry across production runs....
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Internal and External Cylindrical Grinding
Cylindrical grinding is a finishing process that uses abrasive wheels to refine external (OD) and internal (ID) surfaces of round components — achieving tighter tolerances and better surface...
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Surface Grinding
Surface grinding uses a rotating abrasive wheel to produce flat surfaces with high dimensional accuracy and fine finish — removing oxide layers, correcting distortion, and preparing parts for...
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Spheroidizing Annealing
Spheroidizing annealing transforms the lamellar carbide structure in steel into a spheroidal (globular) form through controlled heating and slow cooling. This reduces hardness, improves...
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Tempering
Tempering is a mandatory post-quenching heat treatment. Fresh martensite is hard but brittle, with high residual stress. Without tempering, a quenched part is prone to cracking or fracture in...
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Surface Lubrication
Surface lubrication applies solid or dry-film lubricant coatings to metal surfaces to reduce friction, prevent galling, and extend die life in cold forming operations . The lubricant layer is...
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Hot Forging Dies
We design, manufacture, and maintain hot forging dies entirely in-house — from geometry definition and hot-work tool steel selection to heat treatment, surface engineering, and ongoing repair....
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We will firmly grasp the central position of innovation in the overall reform and development, and continue to enhance our CNC Fine Blanking Die Design Service, Automotive limit stop, Aluminum Fork for Chassis technology. Ningbo Fenghua Bolong Machinery Manufacturing Co., Ltd. is one of the most professional spline broaching service manufacturers and suppliers in China, also supports high quality customized service. With abundant experience, we warmly welcome you to buy durable spline broaching service made in China here from our factory.


















