Updates

• 
  Jin hong created a new group:

  Plastic Mold Factory Can Help You

  A plastic injection Mold parts machine consists of four major parts- the feed hopper, screw, heated barrel, and the mold cavity.
  
  Injection molding introduced by Plastic mold factory involves two basic...  moreA plastic injection Mold parts machine consists of four major parts- the feed hopper, screw, heated barrel, and the mold cavity.
  
  Injection molding introduced by Plastic mold factory involves two basic steps:
  
  Melt Generation by a rotating screw.
  The propelling movement of the screw helps to fill the mold cavity with the molten resins which passes the injected resin under high pressure.
  A hopper and runner system is used to place the raw plastic resins into a heating barrel carefully.
  
  There’s a reciprocating screw inside the barrel which creates heat with a frictional force with heater bands. The plastic melts there.
  
  As the machine is still moving (with the help of the screw), the plastic is then injected through a nozzle from where it gets inside a mold cavity through a gate system. It almost looks like a tunnel.
  
  Finally, we get the desired shape of the plastic resins, which cools as it is inside the cavity.
  
  While the plastic is inside the cavity, the machine applies a holding pressure. If you...    less

  • Thu at 11:31 PM
• 
  Jin hong created a new group:

  Flow Lines Of Mold Parts Are Introduced

  Flow lines appear as a wavy pattern often of a slightly different color than the surrounding area and generally on narrower sections of the molded component. They may also appear as ring-shaped bands on a product’s surface near the entry points of the...  moreFlow lines appear as a wavy pattern often of a slightly different color than the surrounding area and generally on narrower sections of the molded component. They may also appear as ring-shaped bands on a product’s surface near the entry points of the Mold parts, or “gates”, which the molten material flows through. Flow marks won’t typically impact the integrity of the component. But they can be unsightly and may be unacceptable if found in certain consumer products, such as high-end sunglasses.
  
  Causes and remedies for flow lines
  Flow lines are most often the result of variations in the cooling speed of the material as it flows in different directions throughout the Mold parts. Differences in wall thickness can also cause the material to cool at different rates, leaving behind flow lines.injection molding defects For example, molten plastic, cools very quickly during the injection process and flow marks are evident when the injection speed is too slow. The plastic becomes partially solid and...    less

  • Thu at 11:15 PM
• 
  Jin hong created a new group:

  Mold Parts Maintenance Is Important

  It’s important for a manufacturer to have a basic understanding of the cleaning and repair required for proper tool maintenance. To keep a tool in the best working order, maintenance of Mold parts is essential not only when issues arise, but also...  moreIt’s important for a manufacturer to have a basic understanding of the cleaning and repair required for proper tool maintenance. To keep a tool in the best working order, maintenance of Mold parts is essential not only when issues arise, but also routinely over time.
  
  Overall, the condition of your injection mold affects the quality of the plastic components produced. Molds and tools are critical assets to your company, yet many manufacturers overlook maintenance needs when making a decision about selecting an injection molder. How your supplier maintains your mold can be a critical element of the success and longevity of your relationship.
  
  Like any maintenance program, there are certain checks and procedures that should be performed regularly. For example, mold cavities and gating should be inspected for wear or damage. The ejection system should be inspected and lubricated and all surfaces cleaned with a non-toxic solvent to remove dirt and sprayed with a rust preventative. Additionally, all...    less

  • Feb 25
• 
  Jin hong created a new group:

  Plastic Mold Factory Introduced The Importance of Design

  Plastic mold factory accunted that Design is a big deal. It’s so big it’s a category with subcategories under it. There’s design...  morePlastic mold factory accunted that Design is a big deal. It’s so big it’s a category with subcategories under it. There’s design for
  
  Manufacturability
  Function
  Strength
  Flexibility
  Maintenance
  Assembly
  Aesthetic (Industrial Design)
  Contract manufacturers typically play in all those buckets to one degree or another. This post will deal with plastic injection parts. During the RFQ process, potential customers share their part — either the physical part or prototype, or a set of CAD drawings. The engineer looks at it to get an idea of what they want to make and to see if there are ways the design can be improved for manufacturability.
  
  Every product is different but, as a general rule, engineers will look for three things:
  
  1. Which direction is the tool going to pull?
  A plastic part is made in a mold. There are two halves that open and close. All the product features (any details, etc.) should be in one of the two directions of the pull. If there are features in a direction other than the pull...    less

  • Feb 25
• 
  Jin hong created a new group:

  Do You Know Injection Mold Parts Advantages?

  Injection Mold parts is an established production process in which a molten plastic material is injected into a mold cavity. The melted plastic then cools and hardens and the finished part is removed. Though the mold design process is critical and...  moreInjection Mold parts is an established production process in which a molten plastic material is injected into a mold cavity. The melted plastic then cools and hardens and the finished part is removed. Though the mold design process is critical and challenging (a poorly designed mold can result in defects), injection molding itself is a reliable method for producing solid plastic parts with a high quality finish.
  
  1. Repeatability
  In the automotive industry, repeatability—or the ability to consistently produce identical parts—is crucial. Because injection molding typically relies on robust metal molds, the final plastic parts produced using the mold are practically identical. There are factors that come into play with injection molding, but if the mold is well designed and made, injection molding is a highly repeatable process.
  
  2. Scale and cost
  Though the injection mold-making process is expensive (as well as the cost of the mold), injection molding is a highly scalable process whose overall cost...    less

  • Feb 18
• 
  Jin hong created a new group:

  Injection Mold Maker Gives More Information

  Injection moulding is one of the most popular and versatile methods for mass producing plastic parts, as it has multiple advantages over other methods of plastic moulding. Injection mold maker would introduce more information to you.
  
  Involving feeding...  moreInjection moulding is one of the most popular and versatile methods for mass producing plastic parts, as it has multiple advantages over other methods of plastic moulding. Injection mold maker would introduce more information to you.
  
  Involving feeding plastic material into a heated barrel, the plastic is mixed and then led into a mould cavity, where it takes shape and hardens into the final product.
  
  Injection moulding is used in a huge variety of products, but why is it so popular as a technique?
  
  Details and complex shapes
  
  Due to the huge pressure (more than any other plastic moulding method) that injection moulding causes, the material is pressed excessively hard against the mould, meaning that very specific details and complex geometry can be flawlessly integrated into the design.
  
  Speed
  
  The high output rate of the injection moulding process makes it very popular. Every machine is different, however generally only about 15 to 30 seconds pass between cycle times!
  
  Low labour costs
  
  Injection...    less

  • Feb 18
• 
  Jin hong created a new group:

  

  Injection Mold Maker Accounted Temperature Control

  It is important to avoid issues during an application based upon temperature control. This article provided by Injection mold maker will help explain some important tips. In industrial processes, controlled temperatures are crucial to obtaining the...  moreIt is important to avoid issues during an application based upon temperature control. This article provided by Injection mold maker will help explain some important tips. In industrial processes, controlled temperatures are crucial to obtaining the desired end result. Plastic injection molding is a superb example of the importance of maintaining suitable process temperatures. One of today’s most common methods of manufacturing, plastic injection molding is used to make millions of parts and products each year, from small and precise wristwatch gears to large plastic dumpsters. For this reason, it has become an integral part of manufacturing in a range of markets from medical to industrial to automotive. If you’re in need of proper equipment to create products out of plastic, you can shop plastic welding tools here.
  
  Maintaining Proper Conditions
  Three important process conditions must be correctly mediated to obtain a structurally sound and aesthetically acceptable part from a plastic injection...    less

  • Feb 4
• 
  Jin hong created a new group:

  Do You Want to Contact Plastic Mold Factory?

  Why They’re Not Always “Friendly” to Production
  Using recycled materials in plastics remains a focus of protecting resources and the environment. However, although recycled plastic benefits applications in different sectors, including it for...  moreWhy They’re Not Always “Friendly” to Production
  Using recycled materials in plastics remains a focus of protecting resources and the environment. However, although recycled plastic benefits applications in different sectors, including it for injection molding can create manufacturing and product-quality challenges.
  
  As specialists in sustainable injection molding, we offer customers extensive knowledge of working with recycled material in plastics. Because of our hands-on experience, we’re familiar with how recycled materials may be friendlier to the environment than to injection molding.
  
  A first hurdle in U.S. recycling is that our nation is still maturing in its practice of it. Other countries are more diligent in gathering and recycling sustainable materials. They also have lower costs and stricter standards for recycling programs. The greater expense of U.S. recycling appears in product and material pricing, including for injection molding.
  
  Beyond recycling-related costs, injection...    less

  • Feb 4
• 
  Jin hong created a new group:

  You Could Know Basics of Plastic Injection Mold Parts

  Poor specification & improper material selection is the leading cause of failure in plastic injected Mold parts, followed by improper plastic injection mold design and processing practices.
  
  Having an understanding of plastic injection mold design basics...  morePoor specification & improper material selection is the leading cause of failure in plastic injected Mold parts, followed by improper plastic injection mold design and processing practices.
  
  Having an understanding of plastic injection mold design basics can help you avoid part defects, such as mold warpage and gas trap (formerly known as mold burns), voids, short shots and various other incorrect design flaws, which can result in expensive & time-consuming product callbacks and part rework.
  
  Below is a plastic mold design checklist to cover with your plastic injection molder.
  
  Resin Requirements
  The first thing to know when seeking out plastic injection mold design assistance is what type of resin your application requires – commodity or engineering grade. The type of resin you require is based on numerous factors – from part environmental conditions to load bearing.
  
  Remember, there are over 30,000 resin formulas available so it’s important to know your environmental requirements so you can...    less

  • Jan 28
• 
  Jin hong created a new group:

  You Need to Know Basics of Plastic Injection Mold Parts

  Poor specification & improper material selection is the leading cause of failure in plastic injected Mold parts, followed by improper plastic injection mold design and processing practices.
  
  Having an understanding of plastic injection mold design basics...  morePoor specification & improper material selection is the leading cause of failure in plastic injected Mold parts, followed by improper plastic injection mold design and processing practices.
  
  Having an understanding of plastic injection mold design basics can help you avoid part defects, such as mold warpage and gas trap (formerly known as mold burns), voids, short shots and various other incorrect design flaws, which can result in expensive & time-consuming product callbacks and part rework.
  
  Below is a plastic mold design checklist to cover with your plastic injection molder.
  
  Resin Requirements
  The first thing to know when seeking out plastic injection mold design assistance is what type of resin your application requires – commodity or engineering grade. The type of resin you require is based on numerous factors – from part environmental conditions to load bearing.
  
  Remember, there are over 30,000 resin formulas available so it’s important to know your environmental requirements so you can...    less

  • Jan 28
• 
  Jin hong created a new group:

  We Give An Introduction of Developments Of Injection Mold Parts

  The development of injection Mold parts technology dates back to the invention of plastic substance itself. In 1847, the first condensation polymers were produced. John Wesley Hyatt’s introduction of the plastic derivative Celluloid reinvented the...  moreThe development of injection Mold parts technology dates back to the invention of plastic substance itself. In 1847, the first condensation polymers were produced. John Wesley Hyatt’s introduction of the plastic derivative Celluloid reinvented the global manufacturing market. Hyatt, together with his brother, would later go on to construct the crude yet innovative prototype for the first ever injection molding machine in 1897.
  
  Early in the 20th century, the invention of Bakelite gave rise to the everyday usage factor of plastics. Leading to the 1930s, the invention of major vinyl thermoplastics such as PVC and Polystyrene makes its way to becoming household essentials, even in the current day. With the rampages of World War II going on, the world’s industry sectors needed to call for cheaper means of mass production; leading to the breakout wonders of Nylon in 1941. From 1945 to the mid-50s saw the transition of Polyethylene to Polycarbonate. And the widespread use of injection molding methods in...    less

  • Jan 22
• 
  Jin hong created a new group:

  Developments Of Injection Mold Parts Are Introduced

  The development of injection Mold parts technology dates back to the invention of plastic substance itself. In 1847, the first condensation polymers were produced. John Wesley Hyatt’s introduction of the plastic derivative Celluloid reinvented the...  moreThe development of injection Mold parts technology dates back to the invention of plastic substance itself. In 1847, the first condensation polymers were produced. John Wesley Hyatt’s introduction of the plastic derivative Celluloid reinvented the global manufacturing market. Hyatt, together with his brother, would later go on to construct the crude yet innovative prototype for the first ever injection molding machine in 1897.
  
  Early in the 20th century, the invention of Bakelite gave rise to the everyday usage factor of plastics. Leading to the 1930s, the invention of major vinyl thermoplastics such as PVC and Polystyrene makes its way to becoming household essentials, even in the current day. With the rampages of World War II going on, the world’s industry sectors needed to call for cheaper means of mass production; leading to the breakout wonders of Nylon in 1941. From 1945 to the mid-50s saw the transition of Polyethylene to Polycarbonate. And the widespread use of injection molding methods in...    less

  • Jan 22
• 
  Jin hong created a new group:

  Choose Jinhong Professional Injection Mold Maker

  Using recycled materials in plastics remains a focus of protecting resources and the environment. However, although recycled plastic benefits applications in different sectors, including it for injection molding can create manufacturing and...  moreUsing recycled materials in plastics remains a focus of protecting resources and the environment. However, although recycled plastic benefits applications in different sectors, including it for injection molding can create manufacturing and product-quality challenges. Jinhong, as Injection mold maker, would like to provide you with more information.
  
  As specialists in sustainable injection molding, HQC offers customers extensive knowledge of working with recycled material in plastics. Because of our hands-on experience, we’re familiar with how recycled materials may be friendlier to the environment than to injection molding.
  
  A first hurdle in U.S. recycling is that our nation is still maturing in its practice of it. Other countries are more diligent in gathering and recycling sustainable materials. They also have lower costs and stricter standards for recycling programs. The greater expense of U.S. recycling appears in product and material pricing, including for injection molding.
  
  Beyond...    less

  • Jan 14
• 
  Jin hong created a new group:

  Injection Mold Maker Advised Recycled Materials

  Using recycled materials in plastics remains a focus of protecting resources and the environment. However, although recycled plastic benefits applications in different sectors, including it for injection molding can create manufacturing and...  moreUsing recycled materials in plastics remains a focus of protecting resources and the environment. However, although recycled plastic benefits applications in different sectors, including it for injection molding can create manufacturing and product-quality challenges. Jinhong, as Injection mold maker, would like to provide you with more information.
  
  As specialists in sustainable injection molding, HQC offers customers extensive knowledge of working with recycled material in plastics. Because of our hands-on experience, we’re familiar with how recycled materials may be friendlier to the environment than to injection molding.
  
  A first hurdle in U.S. recycling is that our nation is still maturing in its practice of it. Other countries are more diligent in gathering and recycling sustainable materials. They also have lower costs and stricter standards for recycling programs. The greater expense of U.S. recycling appears in product and material pricing, including for injection molding.
  
  Beyond...    less

  • Jan 14
• 
  Jin hong created a new group:

  We Would Like to Introduce Flow Lines Of Mold Parts

  Flow lines appear as a wavy pattern often of a slightly different color than the surrounding area and generally on narrower sections of the molded component. They may also appear as ring-shaped bands on a product’s surface near the entry points of the...  moreFlow lines appear as a wavy pattern often of a slightly different color than the surrounding area and generally on narrower sections of the molded component. They may also appear as ring-shaped bands on a product’s surface near the entry points of the Mold parts, or “gates”, which the molten material flows through. Flow marks won’t typically impact the integrity of the component. But they can be unsightly and may be unacceptable if found in certain consumer products, such as high-end sunglasses.
  
  Causes and remedies for flow lines
  Flow lines are most often the result of variations in the cooling speed of the material as it flows in different directions throughout the mold. Differences in wall thickness can also cause the material to cool at different rates, leaving behind flow lines.injection molding defects For example, molten plastic, cools very quickly during the injection process and flow marks are evident when the injection speed is too slow. The plastic becomes partially solid and gummy...    less

  • Jan 7