Audited Supplier
| ltem name | CNC machining |
| Tolerance | minimum tolerance 0.005mm |
| Material | Stainless Steel: SS201,SS301,SS303,SS304, SS316, SS416 etc. |
| Steel: mild steel, Carbon steel, 4140,4340,Q235,Q345B,20#,45# etc | |
| Aluminum:AL6061,AI6063,AL6082,AL7075,AL5052.A380 etc | |
| Brass: HPb63, HPb62,HPb61, HPb59, H59, H68, H80, H90 etc. | |
| Copper: C11000,C12000,C12000,C36000 etc. | |
| Plastic: ABS, PC, PE, POM, Delrin, Nylon,PP, Peek etc. | |
| Other: Titanium,Titanium alloy etc.We handle many other type ofmaterials. Please contact us if your required material is not listed above | |
| Surface Treatment | Stainless Steel:Polishing,Passivating, Sandblasting, Laserengraving,Oxide black,Electrophoresis black |
| Steel: Zinc plating, Oxide black, Nickel plating, Chrome plating,Carburized,Powder Coated, Heat treatment. | |
| Aluminum:Clear Anodized, Color Anodized, Sandblast AnodizedChemical Film,Brushing,Polishing. | |
| Brass: Nickel plating,chrome plating,Electrophoresis black,Oxideblack,Powder coated. | |
| Plastic:Plating gold (ABS), Painting, Brushing (Acylic), aser engraving. | |
| Tolerance | +/-0.01mm, 100% QC quality inspection before delivery, can provide quality inspection form |
| Testing equipment | CMM;Tool microscope;multi-joint arm;Automatic height gauge;Manual height gauge;Dial gauge;Marble platform;Roughness measurement |
| Processing | Broaching, DRILLING, Etching / Chemical Machining, Laser Machining, Milling, Other Machining Services, Turning, Wire EDM, Rapid Prototyping |
| Drawing Format | jpg/.pdf/.dxf/.dwg/.igs./.stp/x_t. etc |
| MOQ | 1 pcs |
| Delivery time | 10-15 days after placed order |
Secondary operations:
anodizing,painting,polishing, powder coating, sand blasting,Passivating,Laser engraving Oxide black,Electrophoretic black plating,and heat treatment.
ONE-STOP SOLUTIONS OF CASTING & MACHINING
Ningbo ChengEn Machinery Co., Ltd. was established in 2010 and is located in Jiangshan Town, Yinzhou District, Ningbo City. The company covers an area of 12000 square meters and currently has a team of more than 120 skilled and experienced employees. There are 2 all silica sol casting production lines with a monthly output of 80 tons, 20 five axis and four axis machining centers, 40 CNC lathes, and other professional production equipment.
As a company dedicated to providing one-stop services for casting and machining products, Chengen is committed to high quality, innovation, and reliability. Our products are widely used in the fields of construction hardware, construction machinery, medical equipment, rail transit, new energy buses, etc. We continuously improve technological innovation and production efficiency to provide customers with high-quality customized solutions.
Our company always committed to introducing advanced equipment and technology to ensure the efficiency and consistency of production. We have a strict quality control system to ensure that customers always receive products that meet international standards. In addition, we also focus on the training and development of employees, providing them with a positive working environment to stimulate innovation and teamwork spirit. Cheng'en Machinery Co., Ltd. has always adhered to the business philosophy of "quality first, customer first" and the corporate spirit of "continuous improvement and innovation". We are willing to work hand in hand with friends from all walks of life, develop together, and create brilliance. Looking forward to working with you!
We always regard quality as the primary factor of production, and without quality, everything is empty talk. So our company attaches great importance to product inspection, from the initial incoming and raw material inspection, to the first inspection of products twice a day, as well as workshop inspections, spot checks, and even full inspections before shipment.
At the same time, we will also conduct different tests on different products, such as hardness testing, tensile testing, salt spray testing, etc. When shipping, we will attach various reports of the products to ensure that they meet your needs.
Quality Control
1) Checking the raw material after they reach our factory------- Incoming quality control ( IQC)
2) Checking the details before the production line operated
3) Have full inspection and routing inspection during mass production---In process quality control(IPQC)
4) Checking the goods after they are finished---- Final quality control(FQC)
5) Checking the goods after they are finished-----Outgoing quality control(OQC)
Each product packed in a bubble bag and then arranged in carton, with a weight of less than 20 KG per carton. Then place the cartons inside the wooden box. We can also accept your specified packaging.
Q1. Are you a factory or trade company?
A: We are factory,We have our own investment casting factory and machining factory.
Q2.What products can you make?
A:Our company is committed to providing customers with one-stop procurement services, including casting and machining of carbon steel, stainless steel, and alloy steel, as well as surface treatments such as polishing and galvanizing.
Q3. How to quote?
A: Received the sample or drawing in CAD/STP/IGS form then we will make the quotation in 12hours.
Q4.Do you provide samples ?
A: Yes, 1~100pcs are available, trial order before mass production are welcomed.
Q5.How about the packing?
A: Standard or customized will both be available.
