China Cold Extruded Spline Shafts Manufacturers Factory Suppliers
As market competition intensifies, our Precision Laser Cutting, Cold Extruded Valve Bodies, Cold Heading Process needs to respond quickly to market demand, which requires technology to be extensively researched and applied. Our company adheres to taking the brand, integrity and service as the code of conduct in the management process, and produces Cold Extruded Spline Shafts in strict accordance with customer needs. Our company has built long-term relationships with many of our clients and partners. We are a customer-focused company and strive to exceed your expectations every time. With the most professional personnel, we pay attention to every service demand of customers in a timely and all-round way, and make customers experience the ubiquitous satisfaction and reliable intimate feeling by providing extensive, comprehensive and fast services. Our employees are committed to the success of our clients' businesses. We strive to create a new situation of talent work, to help achieve the strategic goals of the company's development. We pay attention to more service and dedication to the society, and take the initiative to assume social responsibility.
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Cold Extrusion
Cold extrusion is a precision metal forming process that shapes material by forcing it through or around a die under high pressure at room temperature. Unlike cold heading, which upsets material...
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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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Cold Heading
Multi-station cold heading is a high-speed metal forming process that shapes wire or rod stock into finished or near-finished components at room temperature through a sequence of extrusion,...
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Isothermal Forging
Isothermal forging keeps both die and workpiece at the same temperature throughout the forming cycle — eliminating die chilling and enabling complex, near-net shape components in aluminum alloys...
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Hot Forging
Hot forging is a metal shaping process that uses heat — typically 1,000°C to 1,200°C for steel — to reduce flow stress and enable complex deformation in a single press stroke. At these...
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Progressive Die Stamping
Progressive die stamping is a metal forming process that shapes sheet metal strip into finished components through a series of stations within a single die set. Each station performs a specific...
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Fine Blanking
Fine blanking is a specialized stamping process that produces parts with fully sheared, smooth edges across the entire material thickness — eliminating the fracture zone typical of conventional...
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Bending and Forming
Bending and forming is a sheet metal fabrication process that uses press brakes and specialized tooling to create angled, channeled, and contoured profiles from flat sheet stock. Unlike stamping —...
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Deep Drawing
Deep draw stamping is a metal forming process that transforms flat sheet metal or tubular blanks into seamless, hollow components where the depth typically exceeds the diameter. The process uses a...
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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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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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Fine Blanking Dies
We design, manufacture, and maintain fine blanking dies entirely in-house — from V-ring geometry and clearance optimization to carbide selection, heat treatment, surface engineering, and ongoing...
Every cooperation is very pleasant. The company's product price is reasonable, the quality is superior, the logistics is fast, and the customer service is in place. We are very willing to carry out
I didn't expect to get the goods so soon, and the packing was very tight.
Come and have a look at this shop. I have recommended it to my friends, classmates, teachers and relatives. The products in this store are of good quality, with a wide variety of products and fast
Your product manager will not blindly recommend some products to us, but can recommend them to us according to our actual situation, which is really great!
This is a very professional and experienced manufacturer. Judging from the follow-up on the product we received, their management has been excellent.
Your manager was very friendly and highly professional and was able to improve the best solution for us.
With independent core technology and sophisticated processing equipment, our company has the ability to produce various Precision Aluminum Forging, Torsional Damper Clutch Hubs and related accessories. Professional and technical personnel provide on-site guidance for our production to ensure the stability of production parameters, which is why we can provide a large number of high-quality products to customers. Ningbo Fenghua Bolong Machinery Manufacturing Co., Ltd. is one of the most professional cold extruded spline shafts manufacturers and suppliers in China, also supports high quality customized service. With abundant experience, we warmly welcome you to buy durable cold extruded spline shafts made in China here from our factory.


















