China Sandblasting Surface Finish Manufacturers Factory Suppliers
We are committed to providing users with high-quality products and the best solutions, determined to be your best partner, and hope to make positive contributions to the development of the Phosphate Coating Service, Metal Forming Lubricant, Sandblasting Surface Finish industry. We actively grasp the market trend and realize the strategic layout of the whole Sandblasting Surface Finish industry chain. Our company operates with transparency and integrity in all our dealings. We strive to provide our clients with exceptional customer service and support. Strong technical support and development capabilities, so that we can adapt to the rapid development of the times, continuous independent innovation. We are committed to sustainability and are always looking for ways to reduce our environmental impact. We take pride in providing exceptional service and support to our customers, and are always looking for ways to improve their experience.
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Sand Blasting
Sandblasting is an abrasive blasting process that propels sand or other abrasive media against a surface under high pressure, typically using compressed air . The process removes surface...
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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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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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Shot Blasting
Shot blasting is a mechanical surface preparation process that propels spherical metal shot at high velocity (65–110 m/s) using a centrifugal wheel . The impact of the shot removes mill scale,...
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Phosphating and Coating
Phosphating is a chemical conversion coating process that treats ferrous metal surfaces with a dilute solution of phosphoric acid and other chemicals, converting the metal surface into an integral...
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Cleaning and Rust Prevention
Cleaning and rust prevention removes oils, greases, and cutting fluids from metal surfaces, followed by application of a protective coating to prevent oxidation during storage and transit. The...
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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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Cold Extrusion Dies
We design, manufacture, and maintain cold extrusion dies entirely in-house — from geometry definition to carbide selection, heat treatment, surface coating, and ongoing repair. This vertical...
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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...
Kerry Soto
We have been working with you for many years, you have a high quality service and as a regular customer you can give us the best price.
Margaret Depriest
We have cooperated with this supplier for many years, so we also know them very well. Their expert engineers solve process problems and optimize product structures. We also have a lot of repeat
Ron Jackman
I have almost no dissatisfaction with these items, thank you!
Luis Alexander
The packaging is beautiful and complete, thank the customer service for the warm recommendation!
Lisa Long
Although your production speed is very slow, I have to say that your quality is very good.
Kenneth Anderson
This supplier has a complete and scientific quality management system, so the product quality is very reliable and has been recognized by the industry.
We are a professional manufacturer for Laser Cutting, Engine Vibration Mount, with a complete and scientific quality management system. Ningbo Fenghua Bolong Machinery Manufacturing Co., Ltd. is one of the most professional sandblasting surface finish manufacturers and suppliers in China, also supports high quality customized service. With abundant experience, we warmly welcome you to buy durable sandblasting surface finish made in China here from our factory.
