China Flat Surface Grinding Manufacturers Factory Suppliers
Since its inception, our company has been committed to providing customers with professional services, to provide customers with high quality Metal Surface Grinding, Keyway Broaching, Spur Gear Hobbing and technical services is our purpose. For appreciating your trust and support, we will continue to maintain the good reputation we have established and continue to create quality Flat Surface Grinding for you. We are able to respond quickly, deliver quickly in the short term, and improve production efficiency. We have built a vast network of partnerships and alliances to ensure maximum customer satisfaction. Our professionally trained and motivated employees are well versed in the rules of the company's operations, provide a high level of integrity and commitment to our customers' success, and fulfill our obligations. Our global reach and diverse supplier network enable us to provide cost-effective solutions. We work closely with our suppliers to ensure that we are always offering the best possible products. We are dedicated to continuous improvement and exceeding our customers' expectations.
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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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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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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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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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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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Cold Heading Dies
We design, manufacture, and maintain cold heading dies entirely in-house — from initial geometry definition to final heat treatment, surface coating, and ongoing repair. This vertical integration...
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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....
This supplier's customer service and designer service attitude is very good and responsive.
The company insists on winning the market with its sincere attitude and honest principles. It insists on the core corporate culture of high quality and integrity to create a harmonious, mutually
I highly recommend the company's products, because these products are reasonable in price, exquisite in workmanship and have good benefits.
Mutual trust between enterprises is an important key to forming good cooperation, and sincere and considerate communication is the bridge to reach cooperation intentions. We are very fortunate to
We hope that your company will develop better and better, and that your products and services will remain as high-quality as they are now in the future.
We have a very high opinion of the company because of our good cooperation experience. They provide us with very high-quality products and services, so we are willing to continue our cooperation.
We will use the great nation's ingenuity to cast high-quality Extrusion Tooling, Torsional Damper Clutch Hubs and provide thoughtful services with our responsibilities. Ningbo Fenghua Bolong Machinery Manufacturing Co., Ltd. is one of the most professional flat surface grinding manufacturers and suppliers in China, also supports high quality customized service. With abundant experience, we warmly welcome you to buy durable flat surface grinding made in China here from our factory.


















