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Plastic Cap Compression Molding Machine

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Company Profile

 

Established in 2008,Guangzhou Jeepine Intelligent Compression Molding Machine Co., Ltd is one of the leading manufacturer of The High-compacity Cap Compression Molding Machine ,dedicated to High-efficiency and cost-saving compressing molding technology.especially for the bottled water cap compression molding,beverage cap moulding,dairy cap molding,liquor cap molding,condiment cap molding,cosmetics closure molding and pharmaceutical rotary closure molding machine. Jeepine are leading the advanced compression technology for plastic closures in China,with the aim of creating value for customers.
We have a professional R&D team,CAE academicians , overseas returnees ,doctors and masters who dedicated to make a superb design for caps and research the newest technique to create the value for customers. Whatever platform strategy, mature technology and innovative solution would be brought to you, optimal combination possibilities for high efficiency,high capacity,high stability and offered you the right solution as you need, enhancing your benefits.

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Why Choose Us

One-stop Solution

We're committed to quality and concrete actions. That means we always deliver solutions in a professional and practical way.

Rich Experience

Established in 2008, We have more than 10 years rich experiences in cap compression molding machine. Up to now,We're obtained nearly 100 national patents,in science&Technology"and has winned the certifications of UL,ISO9001 :2015 and TUV.

Professional Team

We have a professional R&D team,CAE academicians , overseas returnees ,doctors and masters who dedicated to make a superb design for caps and research the newest technique to create the value for customers.

24H Online Service

You can contact us about pre-sale, in-sale and after-sale services, we will give you a very satisfactory answer, and we serve you online 24 hours a day.

What is Plastic Cap Compression Molding Machine?

Cap compression molding machine is for making caps from plastic materials.The heated materials are extruded from extruder,cutted by segregation plate through screw driving and shared to each cavity equably,then molded to be caps by forming system.

Plastic Cap Compression Molding Machine
 
Benefits of Plastic Cap Compression Molding Machine
 
01/

Higher productivity
Higher productivity thanks to a shorter cycle time. The lower extrusion temperature allows the mold to cool the cap faster.

02/

Energy savings
Energy savings due to the lower extrusion temperature. With less energy needed to heat the plastic, less is required to cool it.

03/

Product with better mechanical properties
Product with better mechanical properties. Because plasticizing occurs at low temperatures and with no hot runner, the raw material maintains its characteristics and product performance is improved.

04/

Constant weight and size of the product
Constant weight and size of the product is a winning feature of this technology, exceeding the best results of injection molding. A cooler product exiting the mold means less shrinkage and therefore less size variability.

05/

Rapid,easy maintenance
Rapid, easy maintenance thanks to independent molds. Molds are replaced quickly and individually; maintenance is performed at the stand while the machine is operating.

06/

Fast,economical color changeover
Fast, economical color changeover. The simplicity of the plasticizing unit and the absence of the hot runner speed up color changeover and considerably reduce waste of raw material during and after color switches.

Process of Plastic Cap Compression Molding Machine

 

 

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Step 1: Material Preparation

The first step in the cap compression molding process is the material preparation. The materials used in the production of caps are
usually plastic resins. These resins are mixed with various additives such as colorants and stabilizers to enhance their properties.

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Step 2: Melting and Extruding

Once the materials are prepared, they are melted and extruded into a preform. The preform is a tube-shaped plastic part that will be used
to produce the cap.

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Step 3: Cap Molding

The preform is then placed into the cap compression molding machine. The mold is heated to a specific temperature and pressure to ensure that the plastic material is molded correctly. Once the molding process is complete, the cap is ejected from the mold.

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Step 4: Quality Control

The final step in the cap compression molding process is quality control. The caps are inspected to ensure that they meet the required
standards. This includes checking the overall shape, size, and color of the caps.

How to Maintain Plastic Cap Compression Molding Machine?
 

Small maintenance:
Once a week, about 2 hours a time, the replacement of lubricating oil.

 

Medium maintenance:
Once a month, about half a day, the replacement of lubricating oil.

 

Major maintenance:
Once a year, about 1 day, replace the sealing ring, replace the reducer lubricating oil, replace the hydraulic oil.

Certifications

 

201910101544466473491

 
Our Factory

 

Jeepine CCM has been accepted by many well-know and market-leading beverage manufacturers such as Wuliangye,Mengniu,COFCO and HuiYuan.Moreover,Jeepine CCM also entered the market of southeast Asia,the middle east,Africa,South Korea,Japan,US,etc.,Contributing to various packaging industry,including beverage,pharmaceutical,cosmetics and daily commodities.

 

201910151452351192285

 

FAQ
 

Q: What is the process of cap compression molding machine?

A: Compression molding is a high-pressure molding process: the polymer is melted, mixed and homogenized inside a plasticizing unit. A device draws doses of polymer that have the exact same weight as the product and inserts them into the molds. The pressure applied to each mold can be as high as 400 kg/cm2.

Q: What is the compression Moulding process for plastic?

A: Compression molding is a relatively simple process involving pressing or squeezing a deformable material charge between two halves of a heated mold and its subsequent transformation into a molded part after cooling or curing. The equipment typically involves a large tonnage press (150 tons–2500 tons) and heated dies.

Q: What is the curing time for compression molding?

A: A typical compression molding process is performed at a mold temperature of 350 °F and mold pressure of 100 psi (180 °C and 700 kPa) with curing time of 3 min. After the material is cured, the mold is opened and the plastic package is pushed out.

Q: What are the three 3 differences between compression molding and injection molding?

A: Injection molding is better suited to high volume production whereas compression molding is better suited to pliable and flexible materials. Compression molding also has cheaper tooling costs.

Q: How does a plastic molding machine work?

A: The injection moulding process involves heating & injecting plastic material under pressure into a closed metal mould tool. The molten plastic cools & hardens into the shape inside the mould tool, which then opens to allow the mouldings to be ejected or removed for inspection, delivery or secondary operations.

Q: What are the methods of plastic molding?

A: The most popular techniques in plastic molding are rotational molding, injection molding, blow molding, compression molding, extrusion molding, and thermoforming.

Q: What are the parts of a compression molding machine?

A: Compression moulding requires a mould made up of two parts- a cavity (female) part of the mould and a plunger (male) part of the mould. The moulding process requires a press with heated platen (upper and lower).

Q: Why is curing necessary in compression mould?

A: Mold curing refers to the method of initial application of release agent on the mold or surface, its objective is to form a very stable and robust film to ensure that the mold is ready to operate for the first and subsequent parts without any defect.

Q: How do you calculate compression molding tonnage?

A: To determine the correct tonnage, multiply the projected area of the part at the parting line by 4,000-6,000 psi (27.6 – 41.4 MPa.). Once a mold has been matched with a press and is installed in that press, a standard procedure should be followed to begin molding parts.

Q: What is breathing in compression molding?

A: The preheated plastic is then placed into the mould cavity followed by closing the mould halves together. After. closing the mould, breathe cycle is introduced to remove any air bubbles trapped inside. The pressure and. temperature is then held for some period of time.

Q: Is compression molding cheaper than injection molding?

A: Generally, the upfront costs for compression molding are cheaper. Injection molding is the ideal choice for producing high volumes of complex parts that require high precision in craftsmanship. However, due to the nature of the manufacturing process, it requires a high initial investment.

Q: What are the safety precautions for compression molding machine?

A: Operators must wear protective goggles (especially when purging). And also wear gloves when handling a hot molds. When the molding operation is interrupted, withdraw the injection unit to prevent the material in the nozzle section from solidifying by contact with the mold.

Q: What are the principles of compression molding?

A: Compression molding is a forming process in which a plastic material is placed directly into a heated metal mold then is softened by the heat and therefore forced to conform to the shape of the mold, as the mold closes. Once molding is completed excess Flash may be removed.

Q: How fast is compression molding?

A: Injection molding is significantly faster than compression molding. The cycle time for injection molded parts can be a few seconds, whereas compression molding cycle times can easily reach a few minutes. This is because compression molded parts often need to cure before they are removed from the mold.

Q: What equipment is used for compression molding?

A: Compression molding is typically performed using a hydraulic or servo-electric press with heated and/or cooled platens to achieve the desired forming temperatures. In some cases, the tooling may also be heated to facilitate consistent, even heat distribution closer to the part that is being formed.

Q: What is the function of compression molding?

A: Compression molding relies on the deformation of a softened raw material pre-form under pressure and heat to force the material into the desired shape. It involves applying pressure or squeezing a malleable material charge between two halves of a heated mold.

Q: Is compression Moulding good for the environment?

A: Benefits of compression molding Since the process often employs high-strength materials, many products created via compression molding are more sturdy and resilient than those manufactured using other molding processes. It produces minimal waste, making it better for the environment and for customers' budgets.

Q: Which material can t be processed in compression moulding?

A: Thermoset materials, on the other hand, include plastics and other polymers that become irreversibly cured when exposed to heat—meaning they can only be molded or shaped once. The compression molding process causes thermosets to change on a chemical level in a way that cannot be undone or repeated.

Q: What are the factors affecting compression molding process?

A: Important factors to be considered before compression molding process are: • Amount of plastic material (charge). Heating time • Melting temperature of plastic material. Pressure required to squeeze the material in to the mold cavity. Cooling time.

Q: How do you classify compression Moulding?

A: Compression mould may be classified on the basis of press machines handling the mould as hand mould, semi-automatic mould, and fully automatic mould. Hand moulds are used primarily for the small productions or for the prototype parts / experimental purposes.

We're well-known as one of the leading compression molding machine manufacturers and suppliers in China for our quality products and customized service. Please feel free to buy bulk compression molding machine made in China here from our factory.

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