Thursday, June 7, 2018

CUSTOM INJECTION MOLDERS

Ever since its inception, injection molding has become a popular technique to form a variety of different products. Its strengths lie in its ability to recreate objects en masse, producing thousands of replicas based upon a single template. Driven by automation and requiring minimal human guidance or interference to run properly, the technology remains a top choice for any company that seeks massive reproductions.
But how do you know that you’ve found good custom injection molders? What are some qualities that define both the machines themselves and a potential company that might be operating them? Understanding these basics is crucial to taking full advantage of the power that this technology can provide for you.
Ask About Company Experience
Because the technique can be applied in such a wide variety of situations it is always advisable to ask a new company about their experience as a generalized first step. What have they done in the past? What are major obstacles that they’ve encountered? How have they been able to overcome them and move forward with the projects in question? At what rate do they generally encounter errors like air bubbles or other problems with the process? Do they focus purely on molding? Are they a more generalized machining company? How many years of experience do they have under their belts?
Ideally, you want to work with people who have experience in roughly the kind of manufacturing you’re looking for. At a minimum you should find a company that has a diverse knowledge base so that they can adapt (this becomes more important the wider variety of parts you’re looking to make). They need to know their tools inside and out so that they can use them to their best advantage and create a product as optimal as possible.
Check The Machine Itself
There are a number of different models of machine that are commonly used. All of them have their strengths, weaknesses, and quirks. The most important thing to check is also one of the most obvious: is it big enough to handle what you need? Custom injection molders are commonly used to machine parts for something as large as a car door. If that’s what you need, a small one just isn’t going to be the right fit. But by the same token, if you’re primarily focused on small parts, something that can make a car door is probably going to be wastefully large, requiring additional spending on parts to make the initial design work.
Examine The Small Parts
The ultimate quality of your finished product is determined by the smallest parts of any custom injection molders. That’s why it is important to examine the apparatus that feeds the molten plastic into the frame to let it harden. In particular, check for evidence of proper air venting. Without this important characteristic, the air that can get caught in the system won’t be able to escape properly, leaving it trapped inside with the plastic. That will mean deformities, but it could also mean serious damage if it becomes pressurized enough to burn.
Considering these important factors will help you make the right choice, whether you’re looking to purchase custom injection molders for your own use or hire a team to do it for you. If working with a team, ask to look over their machines. There’s no reason why you can’t see their apparatus for yourself.




About JasonMould Industrial Company Limited:
JasonMould is one of the best plastic injection molding manufacturer that offer great services to their clients when it comes to manufacturing advanced molding tools. They export their tools to different parts of the world and have become one of the most famous names in the industrial sector.
Inquiry Contact:
Contact person: James Yuan
Company name: JasonMould Industrial Company Limited
Address: LongGang Village,LongXi Town,BoLuo County,HuiZhou City,GuangDong Province, China
Telephone: 86-752-6682869

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Tuesday, June 5, 2018

INJECTION MOLDING SERVICE

Processing Techniques
As designers continue to push the limits of technology, they frequently encounter a hidden handicap: a lack of manufacturing techniques to match the specifications they require. This has led to a much less publicized but no less important revolution and genesis of techniques to create the necessary components.
One of the more popular techniques is injection molding. Services that can offer this to their clients are constantly increasing, but it remains a somewhat arcane and unknown technique in the eyes of consumers and businesses alike. This is surprising considering that many businesses could actually take advantage of it and see a benefit.
The basic idea behind injection molding is to utilize high pressure and temperature to make a material pliable and then to inject it into a mold, maintaining the high pressure throughout. This simple process permits substantial versatility and requires minimal processing time or oversight. For instance, it is possible and common to place completely granular, room-temperature plastic into the attached hopper and then let the machine auto-feed it, melting it as necessary and eventually feeding it into the final form.
Referred to as either a die or a mold, this form can be quite diverse. When mass production is expected, it is common to form one from steel or another particularly hard and durable metal that is most likely to survive the complete run without a need for replacement. However, in less massive productions it is common practice to use less expensive parts or even moveable parts.
Specialized Solutions For Technical Problems
Such a highly pressurized system commonly faces challenges posed by trapped air. In a best case scenario, trapped air will cause deformities in the finished product. In the worst case, it can actually become so highly pressurized that it will ignite, damaging the item significantly and singeing the surrounding material. In modern designs, however, this problem is minimized by careful structuring of the apparatus.
There are four clearly defined parts to the mold of any injection molding services apparatus. The sprue is what connects to the chamber currently holding the melted material. From there, it flows through the runner, which is a narrow channel. This branches off into a number of different exits, called gates. Flowing through these, the material exits into the cavity, where it hardens to create the desired shape. The entire process is designed to minimize the presence of air bubbles, including vents that are shaped into the distributor itself.
Who Can Benefit From It?
Injection molding services are most efficient whenever something plastic needs to be mass-produced. The system is highly self-sufficient and requires limited attention from any kind of human minder. It can continue working indefinitely and if designed well the components are not likely to wear out quickly.
The primary downside is the potential costs involved when a part will have a limited run. If your company is producing only a few parts or needs each to be highly custom, this may not be the solution for you.

About JasonMould Industrial Company Limited:
JasonMould is one of the best plastic injection molding manufacturer that offer great services to their clients when it comes to manufacturing advanced molding tools. They export their tools to different parts of the world and have become one of the most famous names in the industrial sector.
Inquiry Contact:
Contact person: James Yuan
Company name: JasonMould Industrial Company Limited
Address: LongGang Village,LongXi Town,BoLuo County,HuiZhou City,GuangDong Province, China
Telephone: 86-752-6682869
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Sunday, May 20, 2018

BRIEF HISTORY OF CNC MACHINING

Before CNC machining was invented, all metalworking fabrication processes were completed with NC (Numerical Controlled) machines. The concept of was introduced in 1967 but the first CNC machines were introduced in 1976. Since then the popularity of CNC grew very significant and it was recognized as the industry standard in 1989. Today, we will tell you the brief history of CNC machining.
In 1948, representatives of the US Air Force (USAF) visited the Parsons Corp. headquarters and Parsons was awarded a contract to make new and innovative wing designs for military applications. This, in turn, led to a series of USAF research projects at the Massachusetts Institute of Technology (MIT) Servomechanisms Laboratory, culminating in the construction of the very first numerically-controlled, albeit awkward, machine prototype. To accomplish this, Parsons purchased a Cincinnati DK Series, 28-inch Hydro-tel verticle-spindle contour milling machine consisting of a table and spindle that moved along X, Y and Z-axes. Over the next two years, the Cincinnati was disassembled, significantly modified, retrofitted, and reassembled. As application studies proceeded, the prototype was augmented to produce a motion of the head, table, or cross-slide to within 0.0005″ for each electrical impulse fed by the director. To ensure the prototype was functioning as instructed, a feedback system was added. In response to movement, synchronous motors geared to each motion produced voltage. This voltage was sent back to the detector for comparison to the original command voltage.
By 1953, enough data had been culled to suggest practical, aeronautic applications, and the Cincinnati prototype, which employed a Friden Flexowriter with its 8-column paper tape, tape reader, and vacuum-tube control system, became the de facto prototype for all successive developments. To this day all CNC controlled machines, even the most sophisticated still require three basic systems to operate: a command function system, a drive/motion system, and a feedback system.
Although CNC gained slow acceptance throughout the ’50s, in 1958 MIT Servomechanisms Laboratory developed g-code, which has become the most universally used operating language for CNC devices.
In the early ’60’s the Electronic Industry Alliance (EIA) standardized g-code and computer-aided design (CAD) became a nascent technology providing a firmer technology foundation. As a result, CNC soared and began steadily supplanting older technologies.
By the ’70s, minicomputers such as the DEC PDP-8 and the Data General Nova made CNC machines more powerful and cost-effective. US companies responsible for the CNC revolution, focused on high-end equipment. German and Japanese companies sensing the need, began producing smaller, less expensive CNCs, and since 1979 they have been outselling the United States.
Finally, PCs have now made CNC controls even cheaper, making way for the use CNC-controlled machines for the hobby and general purpose markets. CNC control language now known as LinuxCNC (formerly known as Enhanced Machine Controller, or EMC2) continues to thrive, as are many other CNC technologies.

JasonMould is one of the best plastic injection molding makers that offer great services to their clients when it comes to manufacturing advanced molding tools. They export their tools to different parts of the world and have become one of the most famous names in the industrial sector.
Inquiry Contact:
Contact person: James Yuan
Company name: JasonMould Industrial Company Limited
Address: LongGang Village,LongXi Town,BoLuo County,HuiZhou City,GuangDong Province, China
Telephone: 86-752-6682869

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UNDERSTANDING WITH THE INJECTION MOLDING PROCESS

With the use of injection molding presses and high-performance resins, plastic injection molders are able to craft a broad range of quality custom parts. Just as all resins are unique, these sophisticated machines offer varied capabilities and performance options depending on press size and type.
To ensure optimal quality and value, it’s critical to partner with a manufacturer who can provide the right size press for your specific needs.
How Are Plastic Injection Molding Presses Rated?
An experienced plastic injection molder can help you select the correctly sized machine for your project, and will be able to provide you with an accurate size estimate right from the start based on a few key pieces of information.
Presses are rated, or classified, based on tonnage, which indicates how much clamping pressure a particular machine can offer. Press tonnage, or force, can range from less than 5 tons to over 4,000 tons. The higher a machines tonnage is rated, the larger it is.
Many plastic injection molders provide a list of molding equipment used in their facilities on their websites, along with each machines’ tonnage capabilities.
How Much Clamping Force Do I Need?
Pressure keeps a mold closed during the injection process; too much or too little can compromise quality and result in flashing — the appearance of excess material on the part edge. To determine the appropriate size press for your application, consider the following key variables:
  • Press rating— A machine with a 68-ton rating, for instance, will be able to deliver 68 tons of clamping pressure, or force. 
  • Material choice and MFI— The melt flow index (MFI) of plastic, or melt flow rate (MFR), indicates the ease of flow of a molten plastic material. A high MFI will require more pressure than a low MFI.
  • Size— The size of the part will naturally affect the size of the machine needed. Many calculations include platen size in addition to mold and part size.
  • Safety factor— A numerical percentage incorporated into size calculations to help avoid defects in the final part, the safety factor acts as a buffer; some experts recommend adding 10% to the overall press size estimate.

For most projects, we recommend calculating required machine size using 2.5 times the surface square inches of the part and incorporating the 10% safety factor. So for example, a part with 42 square inches would need a press size with 105 tons of pressure.  If you add 10% for a safety factor, you will need to use a press with a minimum of 115 tons of clamping force.  A press size of 120 tons would be able to accommodate this plastic injection molded product.
Partnering With a Plastic Injection Molder
Once you have an accurate press size estimate, you can start looking for a manufacturer; generally, molders with a variety of press sizes at their disposal will be able to accommodate a wider range of project requirements. And if your project doesn’t have a completed mold from the start, it’s best to work with a company that excels at injection molding design and building a mold based on exact specifications; this will help ensure efficient, seamless operations and secure communication among all external and internal team members.
At The Rodon Group, our 125,000-square-foot manufacturing plant is home to 117 state-of-the-art injection molding presses, all highly automated, fully robotic, and microprocessor-controlled for industry-leading quality and precision.
To learn more about the plastic injection molding process, download our free eBook, “An Introduction to Plastic Injection Molding.”

About JasonMould Industrial Company Limited
Jasonmould is a manufacturer of plastic molds- injection mold, die casting moulds, plastic blow molding, rotational molding, medical plastic injection molding, two shot plastic injection molding, insert molding, overmolding, metal injection molding, micro injection molding, powder injection molding, ceramic injection molding, liquid injection molding, husky injection molding, household mold, casting mold, die mold tool, custom molds, china moulds, rapid prototyping tooling, plastic prototyping tooling, punch press tooling, die and tooling for mobile/ cell phone parts, automotive parts, vacuum cleaners, rechargeable tools, telephones, copiers, computers, multimedia speakers, and many other electronic products and household appliances. And also a plastic product manufacturer- plastic parts, plastic water tank, plastic balls, plastic containers, plastic buckle, plastic anchor, plastic hanger, plastic spoon, plastic pipe fitting, plastic tumble, plastic tableware, plastic cups, plastic bottles, plastic tray, plastic cosmetic container, plastic case, plastic food container, plastic chairs, plastic caps, plastic cap closure, plastic tubes, plastic water pipes, plastic knobs, plastic tubing, plastic utility boxes, plastic racks and so on.

For more about custom manufacturer of plastic molding products,please visit https://www.jasonmolding.com/
Contact:
Contact person: James Yuan
Company name: JasonMould Industrial Company Limited
Address: LongGang Village,LongXi Town,BoLuo County,HuiZhou City,GuangDong Province, China
Telephone: 86-752-6682869

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Wednesday, May 2, 2018

THE STATUS OF MOULD IN PROCESSING INDUSTRY

A mold is a tool that uses its particular shape to shape a product of a certain shape and size. A variety of molds are widely used in various material processing industries. For example, the sand or die-casting mould used in metal casting, forging die for metal pressure processing, cold die and so on.
The overall requirement of the mould is that it can produce the public products which meet the requirements in dimension precision, appearance, physical properties and so on. From the angle of mould use, it requires high efficiency and simple automatic operation, and from the angle of mould manufacture, it requires reasonable structure, easy manufacture and low cost.
The mold affects the quality of the product. First, the shape, size, surface finish, surface finish, the position of the gate and the exhaust groove and the mode of demoulding, as well as the physical properties of the parts, the mechanical properties, the electrical performance, the internal stress size, the isotropy, the appearance quality, the surface finish, the bubble, and so on. Indentation, scorching, and silvery are very important. Secondly, in the process of processing, the structure of the mold has a great influence on the operation. In the mass production of plastic products, it is necessary to minimize the opening of the mould, the process of closing the mould and the manual labor in the process of taking the parts. It is also necessary to ensure that the products can be automatically removed from the mold. In addition, the mold has an impact on the cost of the products. When the batch is not large, the cost of the mold will be very large in the cost of the parts. At this time, a reasonable and simple mold should be used as much as possible to reduce the cost.
In modern production, reasonable processing technology, efficient equipment and advanced mould are three essential factors, especially the mold plays an important role in realizing the requirement of material processing, the application requirement of plastic parts and the modeling design. Efficient automatic equipment can play its role only if the mould can be automatically produced. The production and renewal of the products are based on the manufacturing and updating of the mould. Because of the great demand for product variety and production, the mould is required more and more. Therefore, to promote the continuous development of the mold.

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Tuesday, April 24, 2018

MAIN PROPERTIES OF PLASTICS

There are some properties of plastic as follows:
1. Most plastics are light, chemically stable and do not rust
2.Good impact resistance
3.Good transparency and wear resistance
4.Good insulation, low thermal conductivity
5.General formability, good coloring, low processing cost
6.Most plastics have poor heat resistance, high thermal expansion rate and easy combustion.
7.Poor dimensional stability and easy deformation
8.Most plastics have poor low temperature resistance, brittle at low temperature and easy to aging.
9.Some plastics are soluble in solvents
Plastics can be divided into thermosetting and thermoplastic, the former can not be remolded, the latter can be repeated production. Thermal plasticity of its physical elongation is large, generally in the 50 ~ 500. The force is not completely linear under different elongation.
Plastics are used in industry because of their different properties. With the development of technology, the modification of plastics has not been stopped. Hopefully, in the near future, plastics will be more widely used through modified plastics, even replacing materials such as iron and steel and not polluting the environment.

About JasonMould Industrial Company Limited
Jasonmould is a manufacturer of plastic molds- injection mold, die casting moulds, plastic blow molding, rotational molding, medical plastic injection molding, two shot plastic injection molding, insert molding, overmolding, metal injection molding, micro injection molding, powder injection molding, ceramic injection molding, liquid injection molding, husky injection molding, household mold, casting mold, die mold tool, custom molds, china moulds, rapid prototyping tooling, plastic prototyping tooling, punch press tooling, die and tooling for mobile/ cell phone parts, automotive parts, vacuum cleaners, rechargeable tools, telephones, copiers, computers, multimedia speakers, and many other electronic products and household appliances. And also a plastic product manufacturer- plastic parts, plastic water tank, plastic balls, plastic containers, plastic buckle, plastic anchor, plastic hanger, plastic spoon, plastic pipe fitting, plastic tumble, plastic tableware, plastic cups, plastic bottles, plastic tray, plastic cosmetic container, plastic case, plastic food container, plastic chairs, plastic caps, plastic cap closure, plastic tubes, plastic water pipes, plastic knobs, plastic tubing, plastic utility boxes, plastic racks and so on.
Contact:
Person: James Yuan
Company: JasonMould Industrial Company Limited
Add:  LongGang Village,LongXi Town,BoLuo County,HuiZhou City,GuangDong Province, China
Tel: 86-752-6682869
Email: james@jasonmolding.com
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Sunday, April 8, 2018

CLASSIFICATION OF INJECTION MOULD

Injection molds are divided into thermosetting plastic molds and thermoplastic molds according to their molding characteristics, and according to the molding process, they are divided into transfer moulds, blow moulds, casting moulds, thermoforming moulds, hot-pressing moulds (pressure-moulding moulds, injection molds, etc.),The hot pressing die can be divided into three types: overflow type, half overflow type and no overflow type. The injection mould can be divided into cold runner mould and hot runner mold by pouring system, and can be divided into mobile type and fixed type by loading and unloading mode.
The injection mould is composed of two parts: the moving mould and the fixed mould. The moving mould is mounted on the moving template of the injection molding machine and the fixed mould is mounted on the fixed template of the injection molding machine.During injection molding, the dynamic mold and the fixed die are closed to form the gating system and cavity, and the dynamic mold and the fixed mold are separated in order to remove the plastic products.
Although the structure of the mould may vary greatly due to the variety and properties of plastics, the shape and structure of plastic products and the type of injection machine, the basic structure is the same.Mold is mainly made up of gating system, temperature regulating system, forming parts and structural parts.The casting system and moulding parts are the parts directly in contact with plastics, which vary with plastics and products. They are the most complex, most changeable parts in plastic moulds and require the highest finish and precision.
The gating system refers to the flow section of the channel from the nozzle to the cavity, including the main channel, the cold hole, the shunt channel and the gate, etc.Molded parts are all kinds of parts which make up the shape of products, including dynamic die, fixed mould and cavity, core, molding rod and exhaust port.The typical moulding structure is shown here.
  
About JasonMould Industrial Company Limited
Jasonmould is a manufacturer of plastic molds- injection mold, die casting moulds, plastic blow molding, rotational molding, medical plastic injection molding, two shot plastic injection molding, insert molding, overmolding, metal injection molding, micro injection molding, powder injection molding, ceramic injection molding, liquid injection molding, husky injection molding, household mold, casting mold, die mold tool, custom molds, china moulds, rapid prototyping tooling, plastic prototyping tooling, punch press tooling, die and tooling for mobile/ cell phone parts, automotive parts, vacuum cleaners, rechargeable tools, telephones, copiers, computers, multimedia speakers, and many other electronic products and household appliances. And also a plastic product manufacturer- plastic parts, plastic water tank, plastic balls, plastic containers, plastic buckle, plastic anchor, plastic hanger, plastic spoon, plastic pipe fitting, plastic tumble, plastic tableware, plastic cups, plastic bottles, plastic tray, plastic cosmetic container, plastic case, plastic food container, plastic chairs, plastic caps, plastic cap closure, plastic tubes, plastic water pipes, plastic knobs, plastic tubing, plastic utility boxes, plastic racks and so on.
Contact:
Person: James Yuan
Company: JasonMould Industrial Company Limited
Add:LongGangVillage,LongXiTown,BoLuoCounty,HuiZhouCity,GuangDong Province, China
Tel: 86-752-6682869
Email: james@jasonmolding.com
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