Designing and producing custom injected molded parts is a fairly complicated process. Though there are some fairly obvious components to this endeavor, there are also some less obvious aspects that must be considered and perfected. Let’s take a look at the most important items to consider before diving into the injection mold design process. Define the Physical Properties The physical properties of the custom injection molded part must be defined at the outset of the process. Of critical importance is the part’s caliber of strength, amount of stiffness, impact resistance level, electrical concerns, wear/scratch mar and whether it needs to be flame retardant. Environment Take some time to think about the types of chemical exposure the custom injection molded part will be subjected to. If it can’t withstand the rigor of such exposure, the design must be revised. Consider the level of warmth and humidity the part will be subjected to. If it fails to function when the temperature and humidity rise, the part’s design must be altered. Perform extensive temperature-failure analyses prior to the production of the injection mold design.
Additional environment considerations include stress cracking, UV-define failure-color and property/material degradation due to wear and tear. Aesthetic Concerns Though utility is the utmost concern when it comes to injection mold design, the part’s look also matters. Consider what you would like the surface appearance to look like. The part’s color and decorations should be selected prior to the start of production. Compliance Issues Consider compliance concerns before commencing production. The part must be in compliance with regulatory and agency standards. Mold Ability Consider whether the part fits injection molding capabilities. Determine if the identified resin is appropriate for the part’s idiosyncratic design. Perform a mold flow analysis. Cost Establish a reasonable cost target. You must figure out exactly how much the product will cost to produce. Furthermore, the price of the product for sale should also be defined.
The considerations outlined above all play important roles when deciding on injection mold design. The most successful projects are launched without flaw due to a completion of research during the design and conception stage. Everyone from engineers to resin suppliers, molding vendors and beyond will play an important role in working through the considerations outlined above.Designers, engineers and other relevant team members will prove essential to the successful development and design of plastic injection molded components. The main areas of focus during the design stage should be settling on the proper design for the plastic part, the proper selection of material for the part’s design and the processing conditions necessary for plastic injection molding.
Jingwei molding has more than 15 years experience in plastic injection molding and mold making. Your High Volume, Custom Plastic Parts Injection Molding Specialist. To learn more about our manufacturing capabilities and discover what makes us different, please visit our website: :jweimolding.com . If you’re ready to jump into your next project with us, request a quote . No matter your need,contact us today so we can help your business face all of the changes and challenges of today’s competitive marketplace.
There are lots of different standard mold makers in China. The most important and difficult thing is to choose the right mold maker for a company at the beginning. Sometimes it takes a long time.To find a good mold maker in China with reasonable price is really not as difficult as you think was. You should know something about the Chinese mold market.First of everything you'd better to know is what do you really want from the mold maker with your prices. To attend mold trial is kind of a right thing, a suggestion you may also follow is requesting sampling video for each trial to save your time and traveling cost. Of course there are some exceptional for some very complicated and super big molds, in the other meaning for some very expensive molds. How Do I Narrow Down My Options?
You may have a long list of possible manufacturers at this point. To narrow it down, look for:
Manufacturers that make products similar to yours . Ideally, you want a manufacturer that specializes in this type of product.
Manufacturers that do most of their exporting to the U.S. or other Western countries. These Chinese manufacturers will generally have higher quality standards, and have proven they are able to meet the expectations of Western importers in terms of compliance with product safety, labeling and packaging regulations. They're also more likely to have experience with the logistics of shipping products internationally and a greater ability to get your products through the accompanying red tape.
Come up with a shortlist of three to five possible Chinese manufacturers that you're considering. Before proceeding any further, have them sign a nondisclosure agreement specifically for overseas manufacturers.
Once the manufacturers have agreed to nondisclosure of your idea, your next step is getting a request for quotation (RFQ). Send them images of your product prototype with details such as what materials you want to use, the size of the product, and anything else they’ll need to know in order to make the item.
In your RFQ, find out:
Prices for Mold & Products
Time to manufacture. How long will it take to make your order? This can make or break your choice of supplier, since you don’t want to wait too long to get your products.
Payment terms. How and when does the manufacturer expect to be paid? As a new customer, be aware that you might have to pay the entire amount of your first order upfront. Be sure to ask about future payment terms if you become a regular customer.
Be sure you get the same information from each Chinese manufacturer so you're making a straight comparison of what they offer. Do I Need to Visit the Factory in Person?
Unless you're placing a very large, complicated order, it shouldn’t be necessary. If you're at all concerned that the company is not legitimate, you can tell them that you will conduct a factory inspection before sealing the deal. Fraudulent companies will be scared off by this tactic, while legitimate ones will welcome it. Jingwei molding has more than 15 years experience in plastic injection molding and mold making. Your High Volume, Custom Plastic Parts Injection Molding Specialist. To learn more about our manufacturing capabilities and discover what makes us different, please visit our website: :jweimolding.com . If you’re ready to jump into your next project with us, request a quote . No matter your need,contact us today so we can help your business face all of the changes and challenges of today’s competitive marketplace.
Choosing the appropriate material for plastic injection molding part production is critical. There are approximately 85,000+ thermoplastics available in the marketplace. Within the vast material options available, there are approximately 40 polymer blends or families. A variety of attributes should be considered when making a final resin selection such as:
• Chemical Resistance-Should the strength of the material protect against chemical or solvent reaction? • Tensile Strength-What is the resistance of the material to breaking under tension?
• Durability-What is the material’s ability to withstand pressure, damage or wear? • Flexibility-Can the material bend without breaking? • Temperature Resistance-Will the product be exposed to high or low temperatures? How will it react to other factors or materials in the manufacturing process?
• Aging-Is there a shelf life required for the material? • Impact Resistance-What is the ability of the material to withstand a high force or shock applied to it over a short period of time? • Environment-Will outside factors impact the product such as weather, chemicals, or other conditions? • Overmolding-Working with two independent materials, how and will the two materials interact with each other in the manufacturing process?
• Material Cost-Will you select a premium or equivalent grade material? • Product Availability-What is the lead time (availability) of the material?
Jingwei molding has more than 15 years experience in plastic injection molding and mold making. Your High Volume, Custom Plastic Parts Injection Molding Specialist. To learn more about our manufacturing capabilities and discover what makes us different, please visit our website: :jweimolding.com . If you're ready to jump into your next project with us, request a quote . No matter your need, contact us today so we can help your business face all of the changes and challenges of today's competitive marketplace.
Mold making is a process of making injection molds that are used to produce hundreds of or thousands precision plastic parts. As one of the most significant production investments, it is critical that the molds are made with a great deal of accuracy. Modern mold making requires extreme precision to ensure that parts can be mass-produced with repeatable accuracy. This perfection is also required in the creation of the tools used to manufacture, hold, or test products during production. Quality precision molds are built to last and represent an essential investment for any company. Variables that can impact the cost of the plastic injection mold include: . Core Metal .Number of Cavities .Mold Base .Core/Cavity Machining .Part Complexity What Has Changed? Plastic injection molding first gained prominence during the 18th and 19th centuries. With the Industrial Revolution at its peak, toolmakers had to do most everything by hand. Forming tools, heat treating, sharpening, machining metal, and drilling out the design by hand required a significant time commitment.
Due to the uniqueness of anything made by human hands, conformity problems often arose, and no two molds were precisely the same.Now, Computer Numerical Controlled (CNC) milling machines offer so many kinds of tools for cutting that the simple term and concept of “mold making” no longer covers the full gamut of the current capabilities. Today’s technology enables the fabrication of items with much more accuracy and range than ever before. The process is more precise than manual machining, and can be repeated in exactly the same manner over and over again. Because of the precision possible with CNC Machining, this process can produce complex shapes that would be almost impossible to achieve with manual machining.
The use of CNC machines not only speeds up the process but also offers a wide degree of flexibility. Computers can often be programmed to work overnight, providing around-the-clock production. Using computer-generated inputs, CNC machining are able to deliver precision, accuracy, and levels of consistency that manual machining could never before offer. Working with Jingwei molding Jingwei molding provides innovative manufacturing solutions that include mold design, mold building, and high-volume parts manufacturing. We are world renowned for the production of injection molded components of the highest quality and precision at highly competitive prices. From concept to completion, we provide all of the necessary resources to promptly and accurately complete your project. We serve industries ranging from consumer products and construction to auto , medical and pharmaceutical, and electronic and other custom plastic parts.
Jingwei molding has more than 15 years experience in plastic injection molding and mold making. Your High Volume, Custom Plastic Parts Injection Molding Specialist. To learn more about our manufacturing capabilities and discover what makes us different, please visit our website: :jweimolding.com . If you're ready to jump into your next project with us, request a quote . No matter your need, contact us today so we can help your business face all of the changes and challenges of today's competitive marketplace.
In broadest terms, the injection molding process can be broken into three steps:
1. PRODUCT DESIGN
Determining product objectives such as function, aesthetics, assembly, etc., and the requirements for accomplishing the objectives. A team of engineers specially trained in advanced methodologies such as Design for Manufacturability (DfM) is assembled to identify and possibly improve upon solutions to meet the particular project requirements — including the selection of materials for the final complex injection molded part and the tool.
2. TOOL DESIGN
Like product design, a thoughtful approach to tooling proves valuable. In addition to choosing the appropriate material for tool construction — hardened steel, pre-hardened steel, or aluminum — designing for proper gate location, draft, etc., is necessary to prevent costly project missteps.
3. MANUFACTURING
Production is the obvious goal of the step-by-step injection molding process. Achieving successful outcomes brings together the product and tool designs with resins that deliver to project needs (such as strength, heat tolerances, sterility, etc.) and moldability requirements including tight tolerances, uniform wall thickness, heating, cooling, and consistent repeatable cycling.
Plastic part design is important for many modern industries today. Today’s heavily technological society has made some aspects of plastic part design more challenging in certain respects.
For one thing, the market changes very rapidly in a highly technological society like this one. This means that goods of all kinds need to be produced quickly and channeled into the marketplace rapidly. As such, the professionals involved with the design stage of all products will have to work even more efficiently and quickly. While speed and efficiency have always been valued in the world of manufacturing, the market changes quickly enough these days that many of these traits are even more important now. The modern world of information technology has obviously increased the demand for many plastic parts as well. When people look at their laptops, smartphones, and other devices, they should consider the amount of plastic that went into making them in the first place. A typical smartphone handset will be made from a wide range of materials, but about 40% of it will be plastic. It’s true that in a heavily technological society, the market moves quickly in general. However, this effect is particularly pronounced with regards to smartphones and similar devices. People will want to upgrade their devices very frequently these days. There’s a lot of pressure on most companies to produce new and advanced devices constantly. This means that designers and other people involved in the manufacturing process will have to work quickly and constantly come up with new and creative ideas. The design of the individual plastic parts that people will encounter when looking at their devices will also vary, even if those plastic parts look relatively similar. The fact that the specific plastic parts will only partly vary from one device to another actually makes the design process more difficult in some ways. Making these parts both unique and effective requires very careful engineering. The aesthetics of many modern plastic parts will also be important. People spend so much time handling their devices that they absolutely want them to look nice. They want devices that are made with smooth plastic parts that will be easy to handle for long periods of time during the day. However, people seem to have the same standards for plastic parts all throughout many modern industries. When people compare modern plastic products with historical plastic products, it seems that many of the modern versions really have been created with a particularly high degree of care. The tools used in plastic injection molding have certainly improved over the course of the last several decades. As such, it’s actually possible to create much more intricate and appealing designs in the modern world. Modern plastic injection molding firms will have access to these modern tools, and they can use them to create excellent plastic parts that were designed according to a very exacting set of standards. Plastic parts are used everywhere today. It’s essential to work with plastic injection molding firms in order to receive a high-quality plastic part design since all of these trends won’t change any time soon. Jingwei molding has more than 15 years experience in plastic injection molding and mold making. Your High Volume, Custom Plastic Parts Injection Molding Specialist.Any questions,please feel free to contact us via info@jweimolding.com or visit us at :jweimolding.com
industries today. Today’s heavily technological society has made some aspects of plastic part design more challenging in certain respects.