Audited Supplier
| 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 |
The machining process of this part is quite complex, requiring multiple steps such as wire cutting, milling, CNC, grinding, perforation, laser welding, etc.
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Qingdao Zhengrong Precision Machinary Limited Company was established in February 2007, located in chengyang district, Qingdao city,Shandong Province,China.
The company has strict quality management in accordance with ISO9000.
We are good at processing parts of different materials, such as metal materials, stainless steel, steel, aluminum, iron, alloy, plastic, quartz glass,etc.
We are skilled in processing various difficult and complex parts, combining various processing techniques such as heat treatment, quenching, milling knurling,centerless grinding,wire cutting, milling, perforation, laser welding, grinding, cnc,wedm-ls,etc.
We are good at processing different parts, such as Bracket, Adapter, Shell, Flange, Timing Pulley, BLOCK,Bushing, Shaft Pin, Gear Shaft, Roller, Spur gear, Connector, Plate, Pipe Joint, Base, Baffle, Gasket/Shim, Rings, Insulated guide wheel, Guide pillar,etc.
The parts we process are widely used in semiconductor testing equipment, medical equipment, aerospace, hydrogen engines, automotive assembly lines, Steel Strip Packaging Machine, CCD Sorting Machine, boats, EMU, cameras, mobile phones, and more.
Our company has over 30 sets of processing equipments, including lathes, milling machines, grinders, wire cutting machines, CNC Machining Center, 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 specialize in precision, special, small parts processing and have more than 18 years of processing experience. We are warmly welcomed friends to visit our factory and online communication.
Processing Equipment
Inspection Instrutment
- If rust prevention treatment is necessary, it is necessary to take measures to prevent rusting.
- The parts coated with oil should be packaged with oil sealing paper.
- Roll up the buffer material.
- Standard for bundling transparent cling film
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.
