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Basic Info.
Packaging & Delivery
Product Description
| Material | 1) Aluminum: AL 6061-T6, 6063, 7075-T etc. |
| 2) Stainless steel: 303, 304, 316L, 17-4(SUS630) etc. | |
| 3) Steel: 4140, Q235, Q345B, 20#, 45# etc. | |
| 4) Titanium: TA1, TA2/GR2, TA4/GR5, TC4, TC18 etc. | |
| 5) Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc. | |
| 6) Copper, Bronze, Magnesium alloy, Delrin, POM, Acrylic, PC, etc. | |
| Surface Treatment | Galvanized (zinc-plated, nickel-plated, chrome-plated, silver-plated), powder coating/oil painting, polishing (mirror polishing, electrolytic polishing),brushing, sand blasting, hot-dip galvanized. |
| Processing Craft | Engineer drawings-CNC Machining-CNC Turning-Grinding-Inspection-Package |
| Tolerance | +/-0.01mm or special requirements |
| Package | PE Bag, Paper carton box, plywood case/pallet/crate |
| Application | Auto parts, electronic products, power supply, industry cabinet, construction etc |
| Quality Control | ISO9001/ROHS/SGS |
| Drawing File Format | Solid works, Pro/E, Auto CAD, PDF |
| Features | Customized Design Sample Order Accepted Short Delivery time Competitive Prices Long time quality Insurance Professional after-sale services |
| Inspection | 1.Foundry in-house: 100% inspection on critical dimension; 100% on appearance. 2.Third Party inspection available upon requirement |
| Mainly Testing Facility | Three-dimensional measuring instrument(CMM),Salt spray test box,Dynamic balance detector, Pneumatic detection |
| Application | Medical,Semiconductor,War industry,Auto parts,Used widely |
| Delivery time | 15-20days |
| Quality Insurance | One Year |
CNC machined parts refer to components or parts that are produced using Computer Numerical Control (CNC) machining techniques. CNC machining is a manufacturing process that utilizes computerized controls and precise tools to remove material from a workpiece and shape it into the desired form.
In CNC machining, a computer program controls the movement and operation of specialized machines known as CNC machines. These machines have the ability to accurately follow the programmed instructions to perform various machining operations such as cutting, drilling, milling, turning, and grinding.
CNC machined parts offer several advantages over conventional machining methods. The use of computer controls allows for high precision and repeatability, resulting in consistent and accurate parts. CNC machines can work with a wide range of materials, including metals, plastics, wood, and composites, making them versatile for different industries and applications.
The process starts with creating a digital model or design of the part using computer-aided design (CAD) software. The CAD file is then converted into a format compatible with CNC machines, such as a G-code program. The CNC machine reads the program and executes the necessary operations to transform the raw material into the final part.
CNC machining is widely used in industries such as automotive, aerospace, electronics, medical devices, and prototyping. It allows for the production of complex geometries, tight tolerances, and high-quality finishes. CNC machined parts are often used as components in larger assemblies or as standalone parts, depending on the application requirements.
1.Classification by material
3.Classification by processing method
Please click here for our product classification 
We the company of Qingdao Zhengrong Precision Machinary Co., Ltd. was established in February 2007, located in chengyang district, Qingdao city.
The company has strict quality management in accordance with ISO9000.
We specialize in the processing of customized metal, aluminum, brass, stainless steel, plastic and other parts made of different materials. Our company has over 40 machines, including lathes, milling machines, grinders, wire cutting machines, CNC machines, and other equipment. We also have a professional quality inspection department and various testing equipment to ensure that products are qualified before leaving the factory.
We have over 18 years experience of cnc machining parts,professional processing of small, high-precision, special parts. We are warmly welcomed friends to visit our factory and communicate.
Processing equipment
Inspection instrument
FAQ
Q1:What's kinds of information you need for quotation?
Please kindly provide 2D/3D drawing or send your sample to our factory, then we could quote for you.
Q2: Can we sign NDA?
Sure. We never divulge customers' information to anyone else.
Q3: Do you provide sample order?
Yes, we can provide you sample before mass order.
Q4: How can you ensure the quality?
We have profesional QC department to guarantee the quality.
Q5:How long does the quotation take?
Usually within 2 days, please kindly contact our 24 online sales for more inforamtion.