China best Professional Fashion Style China Precision Plastic Custom Injection Molded Parts Plastic CNC Mechanical Car Auto Part with Hot selling

Product Description

 

Professional Fashion Style China Precision Plastic Custom Injection Molded Parts Plastic CNC Mechanical Car Auto Part

 

1 Business Type: Custom CNC Milling Service (3-axis, 4-axis, 5-axis)
Custom CNC Turning Services
EDM
Wire-EDM
2 Standard: JIS, ANSI
3 Products Range: Automobile parts,wind power generation equipment accessories,wind power generation equipment accessories, ER fluid, medical apparatus and instruments, standardization of custom, moto parts, machinery parts, lighting components, hardware accessories, electric motor products, etc
Agricultural machinery, electrical appliances, furniture hardware
4 Materials: 1.Stainless Steel: SS201, SS303, SS304, SS316 etc.
2.Carbon Steel: AISI 1045, 9SMnPb28 etc
3.Brass: C36000 (C26800), C37700 (HPb59), C38500(HPb58), C27200(CuZn37), C28000(CuZn40) etc.
4.Bronze:C51000, C52100, C54400, etc.
5.Iron:Grey iron and ductile iron
6.Aluminum:6061, 6063,7075,5052 etc.
7.Magnesium Alloy: AZ31, AZ61, AZ91
8.Plastic: PEEK, POM, NYLON, TEFLON, ABS…etc
9.Titanium: TC4
5 Machining: Turning,  Milling,  Drilling,  Grinding, Cleaning,
6 Main equipments CNC lathe,  CNC milling,  Stamping machine, 
Automatic  lathe,   Grinder,   Tapping
Drilling  machine…etc
7 Measuring &  Testing  equipments CMM, Profile Projector, Rockwell Hardness Tester, CZPT Hardness Tester, Roughness Tester, Micrometers, height gauge, Calipers… etc.
8 Accuracy: Accuracy Of Machining:+/-0.005mm
Accuracy Of Grinding:+/-0.005mm
Surface Roughness:Ra0.8
Parallelism:+/-0.005mm
Verticality:+/-0.005mm
Concentricity:0.003mm
9 Surface Treatment:   Polishing,  Deburring,  Chrome Plating,  Ni Plated,  Zinc plated,  Silver platinng
Anodizing various colors,  Carburizing Nitriding,  Heat Treatment, etc…
10 MOQ 1 ~10000pcs.
11 DRW Format: DWG, PDF, IGS, STEP, SLDPRT, SLDDRW, PRT, DRW, DXF, X_T, etc…
12 QC System: 100% Inspection before shipment
13 Certificate ISO9001: 2015, SGS Factory Audit
14 Payment Term: 30% T/T + 70% T/T, Western Union, PayPal, L/C
15 Trade Terms: FOB,  CIF,  L/C
16 Lead time: 7~45 days after confirming
17 Sample Lead Time:  3-7 Working Days
18 Transport Package:  Foam/wooden box, Anti-rust paper, Small box and carton, Pallets… etc.
19 Origin:  China
20 Our Advantages: Reliable Quality
Competitive Price
High precision, high quality,  high accurancy
Continuous Improvement
Defect-Free Products
On-Time Delivery
Customer Satisfaction
Excellent After-Sales Service

Production Process

 

Company Profile

 

Quality Control Standards

 To consistently exceed customer expectations, qua lity control and assurance is achieved through

 Comprehensive written procedures and policies

 Fully equipped inspection department

 Detailed records of incoming raw materia

 Consistent calibration and labeling of inspection tools

 Analysis of root cause of non-conformances.

 Staff members being strongly encouraged to sugqest improvements in methods, materials and suppliers

Certifications

 

Packaging & Shipping

 

 

 

FAQ

 

Q: Are you trading company or manufacturer ?
A: We are direct factory with experienced engineers and employees as well as well-organized workshop.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes,  the sample fee depends on the product geometry, and the fee will be returned to your bulk order.

Q: How long can I get the sample?
A: Depends on your part geometry, normally within 3-7 days.

Q: How long is your delivery time?
A: Sample 3-7days; Mass production order 7-45 days depends on quantity and part complexity.

Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.

Q: What’s kinds of information you need for a quote?
A: Kindly please provide the product 2D drawing with PDF or DWG format and 3D drawings  with STEP or IGS or X_T format, and other requirements like: surface treatment, quantity…etc.

Q: What is your standard PO procurement process flow?
A: Prototyping —-> FA approval —-> Quality Control Plan —> Manufacturing Process Instruction —> Batch Production —> Inspection —> Shipping

Q: What shall we do if we do not have drawings?
A. Please send your sample to our factory, then we can copy or provide you better solutions. Please send us pictures or drafts with dimensions (Length, Height, Width), CAD or 3D file will be made for you if placed order.

Q: Will my drawings be safe after sending to you?
A: Yes, we can CZPT the NDA before got your drawing and will not release to the third party without your permission

Q: Is it possible to know how are my products going on without visiting your company?
A: We will offer a detailed production schedule and send weekly reports with digital pictures and videos which
show the machining progress

Q: How to enjoy the OEM services?
A: Usually, base on your design drawings or original samples, we give some technical proposals and a quotation
to you, after your agreement, we produce for you.

If you have another question, pls feel free to contact us 

Application: Fastener, Auto and Motorcycle Accessory, Hardware Tool, Machinery Accessory, Medical Spare Part, Telecommunication Part
Standard: GB, EN, API650, China GB Code, JIS Code, TEMA, ASME
Surface Treatment: Anodizing
Production Type: Single Production
Machining Method: CNC Milling
Material: Nylon, Steel, Plastic, Brass, Alloy, Copper, Aluminum, Iron
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

Injection molded partt

Designing Injection Molded Parts

Injection molded parts are designed to work together to form a whole. While the small plastic toys like Legos aren’t typically fabricated for assembly, these products still require precision measurements. For this reason, the designs of injection molded parts should be perfected for manufacturing. The designs should also minimize error potential.

Design considerations for injection molded parts

When designing injection molded parts, it’s essential to consider the wall thickness of the part. Ideally, the wall thickness is uniform across the entire part. This allows the entire mold cavity to fill without restriction, and reduces the risk of defects. Parts that don’t have uniform wall thickness will have high stresses at the boundary between two sections, increasing the risk of cracks, warping, and twisting. To avoid such stresses, designers can consider tapering or rounding the edges of the part to eliminate stress concentration.
The wall thickness of the injection molded part is important because it affects many key characteristics. Therefore, it is critical to take proper care in choosing the wall thickness to avoid costly delays caused by mold problems or mold modification. The nominal wall thickness should be determined based on the function and stress requirements of the part. Similarly, the minimum wall thickness should be calculated based on acceptable stress. Too thin a wall can result in air traps and excessive plastic pressure.
Injection molded parts that have sharp corners are a common cause of defects. Sharp corners create stress concentrations, poor flow patterns, and increased injection mold wear. To minimize these problems, designers should keep inside corners and outside corners at half the wall thickness. This will help minimize stress and ensure the integrity of the part.
Another important design consideration for injection molded parts is the thickness of the ribs. They should be at least two-thirds of the outer wall. Thicker ribs may result in sink marks on the outer surface. Undercuts also complicate the mold design and increase the cost of the part.
Tolerance variation is also an important consideration. It depends on materials, process control, and tool design. Tolerance variation varies from molder to molder, and designers should discuss critical tolerance requirements with molders. If the part has to be manufactured to a particular tolerance, designers should consider options for mold revisions to minimize the tolerance variance. Additionally, designers may need to intentionally design extra clearance. To compensate for such variation, the molder may remove some steel or modify the design. In some cases, interference can be solved by welding.
Design considerations for injection molded parts should be discussed with material science professionals early in the design process. This is critical because changes to the mold design can be costly. Therefore, achieving the best possible result is critical. By following design guidelines, manufacturers can avoid common defects. A uniform wall thickness is also important because non-uniform thickness can lead to warping the part as it cools.
Another important factor for injection molded parts is the flowability of the material in the mold cavity. The resin should be able to flow easily around rounded corners. For example, a molded part with a curved undercut will not eject properly from the mold if there’s no space between the two sides. For this reason, designers should consider the flowability of the molded material before deciding on a design.

Adding a runner system to an injection molding machine

Injection molded parttThere are two main types of runner systems: hot runner systems and cold runner systems. In a hot runner system, a runner nozzle delivers the molten plastic into the mold cavity. A cold runner system does not require the use of a nozzle and acts as a conduit for the molten plastic.
The design of a hot runner mold should balance the activity of plastic solution and mold cavities. Ideally, a mold with two cavities is better balanced than one with three. However, it is important to remember that a three-cavity mold requires a manifold balance of human activities.
Plastic mold runner systems are crucial for ensuring consistent fill rates and pressure. Whether you are producing single or multiple-cavity plastic parts, a runner system will keep your processes consistent. When choosing a runner system, make sure you have the right one for your application.
Hot runner systems can reduce cycle times by as much as 10 to 30 percent. They help improve quality control and minimize material waste by keeping the plastic molten throughout the molding process. Moreover, they help save on plastic raw materials and energy. These features make them ideal for large production lines.
A hot runner system can also help prevent overfilling a cavity. Make sure that the volume of the hot runner is equal to the volume of the mold cavity. Otherwise, the plastic solution will be trapped inside the hot runner for too long and decompose.
Hot runner systems come in many varieties. One type of hot runner system is called the sprue hot runner system. This system uses a mechanical valve to open and close a nozzle. This type of hot runner is more effective and efficient than a general-purpose hot runner. However, it is also more expensive.
In a three-plate mold, the runner system is positioned between the core and cavity plates. When the mold is opened, the runner system automatically separates from the molded part. This eliminates the need for manual labor, but increases the cost of tooling.
The runner system is important for producing parts that are both thin and thick. The runner should be narrow but large so as not to create voids and improve the overall performance of the final product. Runner systems are also important for reducing the amount of energy needed to form and regrind the material.
A hot runner system is one way to improve the speed and accuracy of plastic molding. It helps avoid problems with waste by reducing the amount of plastic wasted. Furthermore, a hot runner system also prevents expensive repairs. By adding a runner system to an injection molding system, you will ensure better quality and precision, and avoid unnecessary downtime and costly repairs.
Hot runner systems are ideal for high-volume productions. However, they require a higher level of maintenance. In addition, hot runner systems are difficult to clean and often leave waste material. Hidden runners may also be inconvenient to remove, especially when changing materials or colors. They can also lead to sticking issues if they are made from thermally sensitive materials.

Using a thermally isolated cold injection unit

Injection molded parttThermostatic control of temperature in an injection molding process can make a significant impact on part quality. High mold temperatures should be regulated by using a temperature-controlled cooling unit. These devices are equipped with pumping systems and internal heaters. The temperature of the injected plastic determines the plastic’s flow characteristics and shrinkage. Temperature also influences the surface finish, dimensional stability, and physical properties of the finished product.
A thermally isolated cold injection unit allows mold operators to mold parts at lower temperatures than a conventional injection molding machine. The injection mold itself is composed of two steel halves. The two halves are connected by a mechanical hinge. During injection molding, a small amount of plastic is forced into the mold cavity. The injected plastic is then allowed to cool into a solid state. The molded part then falls out of the mold halves. The injected part then enters a bin to be collected.
The heat/cool injection molding process can improve the aesthetics of molded parts significantly. The effects of this technique are particularly apparent with amorphous resins, which do not form a skin during the injection phase. The molded parts have a higher gloss than with conventional molding techniques.
This process requires less clamping force than conventional injection molding and offers more design freedom. It also increases process capacity and materials savings. The process control for this process is more complex, with variables such as the amount of melt injection, water pressure, and water injection delay time.
The angle of repose is another criterion. A low angle indicates that the pellets are free-flowing, while an angle above 45deg indicates that the pellets are not free-flowing. This is important when processing nylon resins.
Plastic injection molding has made huge advances in recent decades. Today, most injection molds fall into one of two types: hot runner and cold runner. Each has its advantages and disadvantages. Understanding how they differ will help you decide which method is right for you.
Injection molding is a highly effective manufacturing process that gives manufacturers a competitive edge over their competition. Using this process produces high-quality plastic and metal parts with minimal waste and a low cycle time. The process is also extremely accurate and produces products with the perfect blend of flexibility and strength.
China best Professional Fashion Style China Precision Plastic Custom Injection Molded Parts Plastic CNC Mechanical Car Auto Part   with Hot selling		China best Professional Fashion Style China Precision Plastic Custom Injection Molded Parts Plastic CNC Mechanical Car Auto Part   with Hot selling
editor by CX 2023-04-20