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Grinding Machining

  • Precision Grinding Machining

    Precision Grinding Machining

    Zhihui Precision for better align with and meet customer demands, Zhihui Precision has equipped itself with grinding machines, This comprehensive setup enables us to better serve our clients and manufacture a wide array of complex products.


    Providing precision Grinding Machining with a tolerance of 0.001mm:


    • Custom manufacturing of metal parts from prototyping to mass production

    • Prototype design within 3-5 days and mass production within 1-2 weeks

    • CNC Turning-Milling machining and forming of precision metal parts

    • Zhihui Precision is ISO 9001 Certified Factory, Aerospace AS9100 and Medical 13485 certifications in progress;

    • ±0.001mm and above precision requirements can be processed


Precision Grinding Machining Overview

Precision Grinding Machining Overview

Overview of Precision Grinding

Precision grinding is a high-precision manufacturing process primarily used for fine machining of workpiece surfaces to achieve extremely high dimensional accuracy, shape accuracy, and surface finish. Grinding machines use high-speed rotating grinding wheels to remove trace (element) material, making them suitable for machining hard materials such as hardened steel, carbide, and ceramics. 

Key Features: 

1. High Precision: Precision grinding can achieve machining accuracy at the micron or even sub-micron level, meeting the demands of high-precision parts.  2.  Superior Surface Quality: By selecting appropriate grinding wheels and optimizing machining parameters, extremely low surface roughness (Ra value) can be achieved.  3.  Wide Applicability: Suitable for machining various hard materials and complex shapes, such as internal and external cylinders, flat surfaces, curved surfaces, and threads.  4.  High Automation: Modern precision grinding machines are often equipped with CNC systems, enabling automated machining and improving production efficiency and consistency.  

Applications: •  Aerospace: High-precision engine components, turbine blades, etc.  •  Automotive Manufacturing: Critical components such as bearings, gears, and crankshafts.  •  Mold Manufacturing: Surface machining of precision molds.  •  Medical Devices: High-precision surgical instruments and implants.   

Advantages: •  Capable of machining extremely hard materials.  •  Provides exceptional dimensional and shape accuracy.  •  High surface finish, reducing the need for machining.  •  Suitable for high-volume and high-precision production.    

Precision grinding is an indispensable technology in modern manufacturing, playing a critical role in fields requiring high precision and superior surface quality.


Benefits of Precision Grinding Machining

Benefits of Precision Grinding Machining

The Grinding Machining is the most important process in the manufacturing Industry today.


Grinding Benefit:

  • Obtain a good surface finish on the workpiece.

  • Can machine very hard materials.

  • High Precision and Accuracy

  • Consistency and Reproducibility

  • Low heat, minimizing stress and thermal damage to the workpiece.


The following are different types of operations that can be performed on grinding:

  • Surface Grinding Operation

  • Cylindrical Grinding Operation

  • Thread grinding Operation

  • Internal and External Grinding

  • Centerless Grinding

  • Form Grinding Operation

  • Wet and Dry Grinding Operation.

Why Choose Zhihui Precision CNC Machining Services

Why Choose Zhihui Precision CNC Machining Services
  • We operate over 50 CNC machining centers, including more than 40 five-axis CNC machining centers, providing ample production capacity to handle batch orders simultaneously and ensuring short lead times for customer projects.

  • Our five-axis machining centers are designed with optimal and high-performance structures, achieving machining accuracy of ±0.002mm.

  • We employ experienced project managers with fluent English communication skills, enabling effective collaboration with customers and ensuring the quality and delivery timelines of their projects are meticulously managed.

  • Our adoption of the MES digital management system guarantees effective control over every production process.

  • We strictly adhere to a quality control system that oversees every stage of preparation, manufacturing, and inspection, ensuring that the quality of our five-axis CNC machined parts consistently meets requirements.

  • Through efficient management and continuous innovation in manufacturing technology, we consistently improve production efficiency and accuracy. This allows us to offer highly competitive pricing and exceptional service experiences while maintaining fast turnaround times and timely deliveries.

Material We Use

AluminumSteelStainless steelsCopper

High Temperature Alloys

6061, 6061-T6

Steel 1018, 1020, 1025, 1045, 1215, 4130, 4140, 4340, 5140, A36

SUS201

Brass:

C27400, C28000, C36000

Titanium Alloy

TC4/Ti-6AI4V

7075, 7075-T6Die steel: M238, S7.2205Bronze: Tin BronzeTitanium Alloy TA1
2024Alloy steelSUS303Beryllium copperTitanium Alloy TA2
5052High-speed steelSUS304Copper C101 (T2)

Magnesium Alloy

AZ31B

5083Cold rolled steel

SUS316

Copper C103 (T1)

Magnesium Alloy

AZ91

6063Bearing steel

SUS316L

Copper C103 (TU2)Nickel
6082Spring steel

SUS420

Copper C110 (TU0)
AL6013

SUS430



Fixture Aluminum

SUS431



ADC12 (A380)

SUS440C





SUS630/17-4PH/15-5PH





AISI304





3Cr13, GCr15,



Precision Machining Applications Industry

  • Widely used in industries such as aerospace, Automotive, Medical Equipment, New Energy, Robot& Surgical Robot, Semi-conductor, oil and gas, Food Processing, Mechanical equipment, Mining,  Power Generation, and Transportation.


  • Ideal for manufacturing components like turbine blades, propellers, and orthopedic implants.

Get In Touch With Zhihui Precision
If you have any inquiries or need support, please feel free to contact us.