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Special Packaging Injection Molding Machine

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Sep 09, 2020 · Common problems during the transparent plastic injection molding. Due to the high light transmittance demand of transparent plastic parts, the surface quality of plastic products should be very high, and there must be no markings, whitening,fog, black spots, discoloration, poor gloss and other defects. We must pay great attention in the entire injection molding process from raw materials, equipment, molds, …

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Transparent plastic of the drying process: clear injection molding. Materials \ Process drying temperature (℃) Drying time (h) material thickness (mm) Remarks. PMMA 70~80 2~4 30~40. PC 120~130 >6 <30 dried by hot wind. PET 140~180 3~4 dry feeding equipment is optimal.

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PC injection molding are a naturally transparent amorphous thermoplastic that are used to manufacture a wide range of materials that require advanced impact resistance and translucent qualities. Polycarbonate plastic injection molding material typically exhibits heat deflection temperatures of …

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Clear Plastic Injection Molding Injection Molding of Clear, Transparent Pieces. When Clarity Matters – Injection Works Can Help. When attempting to mold clear plastic, it is important to identify and use the correct resin and processing equipment, as some clear plastic parts may begin to yellow over time or experience significant performance failures over time.

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Polycarbonate is a high-performance tough, amorphous and transparent thermoplastic polymer with organic functional groups linked together by carbonate groups (–O– (C=O)–O–) and offers a unique combination of properties. PC is popularly used as an engineering …

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Dec 05, 2019 · No. 6 To get high quality clear plastic molding parts. For common clear plastic molding parts, you can produce in generall injection plant. But for high quality clear plastic parts such as lens and light guide, you have to injection molding clear parts in clean room. SEASKYTOOLING have ISO 8 clean room for clear plastic molding.

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Oct 08, 2019 · PC Plastic Injection Molding Technology. PC is generally called polycarbonate. Because of its excellent mechanical properties, this is commonly known as bullet-proof plastic. PC has high mechanical strength, wide temperature range, good electrical insulation properties (anti-arc performance is unchanged), good dimensional stability and transparency, etc.

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Polycarbonate (PC) plastics are a naturally transparent amorphous thermoplastic. Although they are made commercially available in a variety of colors (perhaps translucent and perhaps not), the raw material allows for the internal transmission of light nearly in the same capacity as glass. Polycarbonate polymers are used to produce a variety of materials and are particularly useful when impact resistance …

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Dec 12, 2018 · The only real disadvantages of injection molding are the initial tooling costs and the increased time needed to make them. Clear parts need to be molded from hard steel tools, polished to a very high surface finish. The cost and time required are commensurate. Transparent parts are essential for many applications or they may just need to look ...

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Issue Should Be Noted During Injection Molding Process Of Transparent Plastics . 1.The injection temperature should be higher than the injection humidity on the premise that the plastic resin does not decompose. 2.Injection pressure: Generally, we use high injection pressure, to overcome the shortcomings of high melt viscosity. but high pressure may cause internal stress, it makes stripping …

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Optical grade polycarbonate is optically clear, providing total luminous transmittance, and very low haze factor. The high impact strength makes it resistant to repeated blows, shattering, and spalling, thus well matched for demanding applications requiring low distortion with optimal visual quality.

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plastic injection molding: Clear Material: Transparent PC,PMMA,Clear ABS,PS: Mold Insert: S136, NAK80: Mold Cavity: As per customer's quantity and price: Surface Treatment: Polish or Texture: Mold Life: 500K: Mold Base Material: LKM: A/B Plate Material: S50C: Mold …

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SURLYN PC 2000 Frozen Cap 4 Cavity Plastic Injection Mold . KT No: KT1383.8. Part Name: Frozen Cap. Plastic material:SURLYN PC 2000. Cavity:4. Part Color: Transparent. Part Size:33X29X43 MM. Part Weight:13g. Mold size:450X350X478mm . This is perfume lid, all surfaces need to be polished to minor performance. Customer required zero parting line.

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Apr 22, 2021 · High gloss polish finishing plastic injection molded parts. The part is thin and flat, the function is a window, door, or cover of some household appliance, Therefore, the plastic parts are required beautiful appearance and the surface is easy to clean. Mould cavity steel can choose ASSAB8407 or Stavax S136.

Brand: HANKING MOULD

Design Tip: Selecting the right injection moulding plastic

It’s a transparent plastic that is available in optically clear grades. PC has good heat resistance and accepts high cosmetic finishes well. Applications : Lenses, indoor and outdoor lighting, cell phone housings, electrical components, medical devices, bulletproof glass.

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NuoHua Plastics uses injection molding, blow molding, extrusion molding and other production processes, using PET, PE, PP, PETG, PS, PVC, ABS, PC and other raw materials, products related to food, electronic cigarette oil, cosmetics, daily necessities, pharmaceuticals, chemicals, Hardware and many other industries. ... Now we have modern large ...

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Selecting a Thermoplastic for Your Injection-Molded Part

It’s a transparent plastic that is available in optically clear grades. PC has good heat resistance and accepts high cosmetic finishes well. Applications: Lenses, indoor and outdoor lighting, cell phone housings, electrical components, medical devices, bulletproof glass.

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High quality Mold Transparent Clear Medical Injector Mold Read More » ... Plastic: ABS, ASA, PA-60GF, PBT, PC, PE, PEI, HDPE, PMMA, TPV/TPE/TPU, PEEK, Silicone, etc ... Equipped with 65 injection molding machines of various types, 15 sets CNC machines (including Swiss Mikron high-speed CNC, and Japan Makino high …

Polycarbonate (PC) - Plastic Injection Molding

Polycarbonate (PC) is a naturally transparent plastic often used in injection molding processes. At room temperature, it is incredibly strong and durable upon impact, and since it has about the same transparency as glass, polycarbonate is most commonly used in applications that need material to be strong yet see-through, usually eyeglass lenses.

Clear Plastic Molding

Clear plastic injection molding parts usually made in PC, POM, PMMC, AS, PET, these clear plastic kits used widely in different application, such as auto light, medical devices, cosmetic packing, food container, water tank etc. Comparing with other colored parts, strict requirements for appearance is a must for transparent plastic parts, which makes the injection molding processing more complex.

PC 1 Cavity 500,000 Shots Plastic Injection Molded Part

The customer requested that the part should be semi-transparent, so after injection, we have adopted electroplate to achieve customer’s needs. Part Name: Housing. Material: PC. Cavity: 1. Part Color: White. Part Size: 93*93*19 MM. Part Weight: 35 g. Mould Size: 350*350*370 MM. Country: Australia . Plastic Injection Mold

Transparent Plastic Materials' Characteristics & Injection ...

Apr 06, 2018 · Currently, the commonly used transparent plastic materials on the market include polymethyl methacrylate (commonly known as acrylic or acrylic glass, abbr. PMMA), polycarbonate (abbr. PC), polyethylene terephthalate (abbr. PET), transparent nylon, acrylonitrile-styrene copolymer (abbr. AS) and polysulfone (abbr. PSF), etc., among which the 3 most commonly used ones are PMMA, PC and …

Characteristics of injection molding material PC plastic

Sep 04, 2020 · 1. Amorphous material, good thermal stability, wide molding temperature range and poor fluidity. Low moisture absorption, but sensitive to water, it must be dried. Molding shrinkage is small, melting cracking and stress concentration are easy to occur, so molding conditions should be strictly controlled, and plastic parts must be annealed.

Selecting a Thermoplastic for Your Injection-Molded Part

It’s a transparent plastic that is available in optically clear grades. PC has good heat resistance and accepts high cosmetic finishes well. Applications: Lenses, indoor and outdoor lighting, cell phone housings, electrical components, medical devices, bulletproof glass.

How to solve the bubble in the PC plastic injection ...

Because transparent plastic has high melting point and poor fluidity. In order to ensure the surface quality of the product, the need for fine adjustment of the machine high temperature, injection pressure, injection speed and other process parameters, so that the injection can be filled with mold and will not produce internal stress caused by product deformation and cracking.

6 Common Plastic Resins for Injection Molding - Xcentric Mold

Nov 18, 2020 · PC-ABS is one of the most widely used industrial-grade thermoplastics. It is a high-impact engineering polymer that combines the strength and heat-resistance of polycarbonate with the flexibility and high-quality surface finish of ABS. In addition, PC/ABS plastic provides improved processing during the injection molding process.

Ultimate Strategy for Polypropylene injection molding-save ...

Dec 08, 2019 · Injection mold is a tooling to form the Polypropelene or the other resin plastic product. Choose right steel for Polypropylene injection mold As you know PP is not so hard, generally it will use cheap steel such as P20, 2311 or 2312 to make the mold. If the injection mold core and cavity is lower than HRC 44, we call it prehard steel.

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5 Effects of Mold Temperature on Quality Control of ...

Then, make the product fully crystallized in the injection molding stage. And avoid this post-crystallization and post-shrinkage in a high-temperature environment. In short, mold temperature is one of the most basic control parameters in the injection molding process. Moreover, it is also the primary consideration in mold design.

Plastic Optics: Specifying Injection-Molded Polymer Optics ...

Plastic pellets fed into the injection unit are plasticized into a molten state and injected into a mold. The clamp mechanism holds the two mold halves together during this injection process. As the polymer cools and solidifies in the mold, the material takes on the shape of the insert and cavity details, creating the final optic. After cooling, the mold opens and ejects the finished optic attached to its runner system, …

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PC or PMMA are again the materials of choice due to high optical clarity. PMMA may have a slight advantage in quality of clarity, whilst PC has slightly higher impact resistance. As an ISO 9001:2015 Quality System certified supplier, we offer a range of solutions for custom clear parts to meet all requirements, including hand polished acrylic ...

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