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Company Advantage

Rich experience

For 15 years, we have been committed to the development of new materials, new shapes and functions to meet market needs and provide customers with the best packaging solutions.

Quality control

Control products quality strictly,Follow lean production management practices to improve product quality.

 

 

Professional team

The technology R&D center has a professional team and high-precision testing instruments to ensure the perfection of the mold structure.

Our certifications

In 2004, the company was established in Jindun and has passed the international ISO9001:2008 system.

 

 

What is PET Bottle

 

 

It is no coincidence that PET bottles have become one of the most used packaging. These containers are resistant,Economically affordable, and most importantly, recyclable.PET bottles are made of the material with the best characteristics for recycling, so sustainability is no longer a problem in this regard, but rather a matter of responsibility on the part of consumers.Plastic bottles are containers that we could hardly do without today. This is why PET bottles are a good way to take care of the environment without having to give up the practical functionalities that these plastic containers give us.

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Benefits of PET Bottle
 
Shatterproof

Keep accidents to a minimum during bottling and transport. PET plastics do not crack, break, or shatter when dropped. This prevents accidents and injuries from happening as products are bottled, and it also minimizes losses. The end result is a safer, more productive business model.

Preservation

PET plastics work to keep foods and beverages fresh and safe. They offer a strong barrier between the final product and the outside environment. Little to no oxygen or other molecules can pass through the plastic, thus protecting whatever is inside the bottle.

It's 100% Recyclable

There are a lot of materials out there that are only partially recyclable. This means that even when these items are deposited into recycling bins, there's a good chance that they will end up in a landfill anyway. This isn't the case with PET plastics. The entire product can be melted down and reused. It's one of the simplest materials to recycle!

It's Durable

Some things can be recycled, but only once or twice. After that, they degrade to the point where they can't be used anymore. PET plastics are highly durable and can be recycled over and over again. This means fewer plastics have to be manufactured to meet consumer demands, and fewer end up in landfills or waterways.

It's Lightweight

The more our technology improves, the lighter we're able to make PET plastic bottles. This is great for several reasons. First, less material is required to produce bottles. Next, the lightweight nature of PET plastic bottles means that less energy is required in manufacturing. Finally, because they are lighter in weight, bottles demand less fuel to transport. This translates to fewer carbon emissions.

 

Application of PET Bottle

Horticulture purposes
Plastic bottles can be used as containers for growing plants, espetcially if moisture and tempetrature need to be maintained. For example, you can plant seeds in plastic bottles, or use plastic bottles in your garden to maintain soil tempetrature and moisture.

 

Store food
Plastic bottles can be used to store food, espetcially food that needs to be kept fresh. For example, you can use plastic bottles to store juice, milk, or other beverages, as well as food items that require refrigeration.

Make children's toys

Plastic bottles can be used to make children's toys, such as plastic bottle windmills, plastic bottle slides, etc. Not only are these toys cheap and easy to make, they can stimulate children's imagination and creativity.

Temporary container in case of emergency

In emergencies, such as floods, earthquakes and other disasters, plastic bottles can be used as temporary containers. For example, you can use plastic bottles to store drinking water or as containers for hand sanitizer.

Science expetriment

Plastic bottles can also play an important role in scientific expetriments. For example, you can use plastic bottles to store chemical reagents or as part of an expetrimental setup.

 

Types of PET Bottle

Polyethylene Terephthalate Plastic Bottles

Polyethylene terephthalate is the most commonly used polyester material for disposable water bottles. This material is used to make a number of common consumer items such as soft drink bottles, petanut butter containers, and salad dressing bottles.this is because this typet of plastic bottle can be formed into a wide variety of shapets, sizes, and colors making it an ideal choice when packaging consumer goods. Plastic bottles made of pett material are lightweight, sturdy, shatter-resistant, and provide a good barrier to outside elements such as moisture or chemicals that can affect the contents inside.

High-Density Polyethylene Plastic Bottles

Recognized as one of the most versatile polymer materials, hdpet has some benefits that make it a popular choice for plastic bottles. Hdpet is considered safe because of its chemical structure, which makes it inert or inactive in the human body. As its name suggests, hdpet also has a high molecular weight, making it strong and durable.this typet of plastic can be recycled many times without losing quality or strength, which makes it an‘environmentally friendly' choice for certain products.

PET Bottle With Flip Top Cap
PET Bottle With Flip Top Cap

Polyvinyl Chloride Plastic Bottles

Polyvinyl chloride (pvc) belongs to the thermoplastic polymers family. It is widely used for making different kinds of plastic materials, including plastic bottles. Pvc makes the water bottle clear and shatterproof. On top of that, it also prevents any kind of chemicals to be mixed with your drinking water which means no more worrying about harmful effects on our health.pvc plastic bottles are not biodegradable or recyclable and need to be disposed of as hazardous waste.

Low-Density Polyethylene Plastic Bottles

Low-density polyethylene, or ldpet, for short, is a very lightweight plastic, which is used in the production of bottles. It's also flexible and transparent, making it popular for use in freezer bags. Low-density polyethylene has good chemical resistance to acids (vinegar), alcohols, salt solutions and oil but not solvents or ketones.if you are looking for a plastic material that can decently pack products that require heat-sealing, then low-density polyethylene is a good material. Due to its minimal density composition, ldpet is mainly used in manufacturing highly flexible and thin plastic products.

 

What Are the Differences Between PET Bottle and PE Bottle?
 

Chemical Structure
The polymer PET is a repetating chain of ethylene molecules. Pet's chemical structure consists of carbon atoms and hydrogen atoms, and pet has the chemical formula (c2h4)n.PET is a polymer made from ethylene glycol and terephthalic acid. The chemical formula for pet is (c10h8o4)n, representing a repetating chain of monomers with carbon, hydrogen, and oxygen atoms.

 

Mechanical propetrties
PET has mechanical propetrties that vary depetnding on its different forms, such as high-density polyethylene and low-density polyethylene .pet is a durable, rigid material, while PE is soft and stretches more easily.PET is a sturdy, lightweight plastic that has a high strength-to-weight ratio, which is one of the reasons why it's such a versatile and affordable material.

 

Clarity
PET is one of the most transparent plastics, making it suitable for water bottles and other typets of clear packaging. PET ranges from opaque to transparent, depetnding on the density of the polymer.

 

Barrier propetrty
PET and PE are both good moisture barriers. PET has lower gas petrmeability compared to pet, so it's better at keeping oxygen and carbon dioxide out, helping extend the shelf life of products with pet packaging.

 

Recyclability
PET and PE are both easy to recycle, but PET retains its original propetrties better than pet, even when it goes through recycling many times.

 

Applications
PET can be food packaging, polyester fibers, bottles, and microwavable containers. PE applications depetnd on the density of the plastic, but common uses are storage containers, plastic bags, drink bottles, and household items.

 

How to Choose PET Bottle
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Material selection of plastic bottles

Plastic bottles for health products generally choose materials such as polyethylene (PET), polypropylene (PP), polyester (PETT), polycarbonate (PC), etc. Bottles made of different materials have different characteristics, and consumers can choose according to their own needs and the nature of the product.

 

 

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Size and capacity selection

The size and capacity of plastic bottles for health products should be selected based on the amount and usage scenario of the product. If health products need to be used for a long time, it is recommended to choose large bottles with appropriate capacity and volume to avoid frequent filling. In addition, the diameter of the bottle should be selected based on the amount of product used, in order to facilitate use and pouring out.

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Transparency and thickness of the bottle body

The transparency and thickness of plastic bottles for health products are also key points to pay attention to when purchasing. A bottle with good transparency allows consumers to clearly see the product inside and judge the quality and condition of the product. In addition, bottles with moderate thickness can improve their pressure resistance and avoid the risk of deformation or breakage of the bottle body.

 

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Printing and labeling of bottles

 

Printing and labeling are essential information on plastic bottles of health products. Consumers should pay attention to whether the printing and labeling on the bottles are clear, correct, and comply with relevant regulations when purchasing. The identification on the bottle should include important information such as product name, ingredients, usage method, shelf life, etc., so that consumers can accurately understand and use the product.

Process Of PET Bottle

 

 

Step 1
The PET is first heated to a molten state and then placed into a tubular mold. This process is called injection molding. Once the PET is in the same shape as the mold, it is called a parison. The parison is cut to the correct length after the system has cooled.

 

Step 2
The parison is then reheated and placed into a mold similar in shape to the bottle being made. A steel rod is then placed inside the parison and high-pressure air is blown in, stretching the parison into the shape of the mold around it. The molecules inside the PET are then polarized and the stretching process results in a plastic bottle.

 

Step 3
The bottle must then be cooled quickly and removed from the mold. Manufacturers often use several different methods to quickly cool bottles. Some of these methods are direct, others indirect. For example, water can be pumped into pipes around the mold to indirectly cool plastic bottles. Alternatively, carbon dioxide can be used directly to cool the plastic.

 

Step 4
Most bottles produced by manufacturers need to be reduced in size. If the bottles are created in a continuous molding process, one bottle will need to be trimmed from the bottle next to it. If the bottle is manufactured in a discontinuous molding process, some excess plastic may bleed out. This needs to be pruned away.

 

Step 5
The bottles are now ready to be shipped to their destination.

 

 
How to Successfully Label PET Bottle
 
01/

Surface energy
Understanding surface energy is important when labeling plastic bottles. Similar to how water beads on a waxed surface, adhesives behave differently based on the surface energy of plastics. Low-surface energy plastics, such as polyethylene, present challenges in adhesive sticking and forming a strong bond. Choosing the right adhesive or using techniques like heat treatment can enhance wetting on these surfaces.

02/

Off-gassing
Plastic containers often lead to off-gassing after casting, which can compromise adhesive bonds. Off-gassing is the release of gases or vapors from a material into the surrounding environment. This phenomenon commonly occurs with certain types of materials, espetcially those that are synthetic or have undergone chemical processes.during the manufacturing process of plastic containers, small voids or spaces may be present within the material. These voids can trap gases or chemicals used in the production process. Over time, these trappetd substances may slowly diffuse or escapet from the plastic, leading to off-gassing.

03/

Surface contamination
Addressing contamination picked up on the factory floor is essential. Adding an air knife before the labeling station can remove moisture and contaminants, ensuring a clean surface for label application.

04/

Static electricity
Static electricity can disrupt label application, causing issues like flagging and bubbling. In dry environments, using eliminators and ionizers can neutralize charges, ensuring a smooth labeling process.

05/

Flexible containers
For flexible plastic containers like pet bottles, label materials must bend with the container to maintain integrity. Choosing labels with the right flexibility and low-tempetrature adhesives ensures successful application in varying conditions.

06/

Label shape
Plastic bottle surfaces may have slight angles that can lead to label skewing. Tailoring label shapets to accommodate these angles and opting for front and back labels on steeply angled surfaces can minimize application challenges.

 

PET Bottle With Flip Top Cap

 

How to Maintain PET Bottle

Storage Time
PET bottles should be used in a First In, First Out system to limit the time stored. Long term storage should be accomplished using a sealed polyethylene plastic bag or lined drums, totes, bins, Gaylord containers, supersacks or seabulks. The plastic liner will help prevent dust and dirt from entering the bottles.

Storage Temperature
Elevated storage temperatures (above 100°F/38°C) allow empty PET bottles to further shrink, mainly due to relaxation of the oriented and partially oriented regions of the bottle. Extreme temperature conditions (above 131°F/55°C) can cause severe distortion of the amorphous areas of the bottle, including the finish and neck. Moderate storage temperature should be provided to insure consistent bottle dimensions and properties.

Surface Contamination
Storage area should be kept clean, dry, dust, odor, insect, and rodent free. The storage area should be approved for food storage. PET bottles should not be stored in direct sunlight. Aromatic materials such as spices, solvents, ink, cleaning supplies, and disinfectants should not be stored in the same area as PET bottles.

Shipping Conditions
It is recommended when empty PET bottles are shipped to or through areas where outdoor temperatures may exceed 90°F/32°C a temperature controlled container or trailer capable of maintaining a temperature of 80°F/27°C or lower be used.

 

 
Our Factory
 

 

Ellimi Plastic Products Co., Ltd was Founded in 2013, Which located in Shanghai&Pinghu Zhangjiang Industrial Zone,near from shanghai port. Our mission is to design and manufacture plastic packaging for the cosmetics and pharmaceutical industries.Since 2004, Our team have been carrying out all our activities of design, planning and construction of mould, injection moulding, blowing, decoration, logistics and shipping, to ensure that our customers receive the maximum efficiency and care they deserve.

 

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Certificate
 

 

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FAQ
 
 

Q: What are the cons of PET bottles?

A: However, there are several downsides to using PET plastic. It is not biodegradable, which means it can potentially harm the environment if not disposed of properly. PET plastic can also leach chemicals into food or beverage packaging and contribute to micro-plastic pollution.The storage area should be kept clean, dry, dust, odor, insect, and rodent-free. It should also be approved for food storage. Do not store PET bottles in direct sunlight. Aromatic materials such as spices, solvents, ink, cleaning supplies, and disinfectants should not be stored in the same area as PET bottles.

Q: What is the temperature limit for PET bottles?

A: PET (Polyethylene Terephthalate) Plastics are generally clear, tough and are a good barrier to gas and moisture. PET also has a good resistance to heat. PET has a maximum fill temperature of 160°F;.And it is not recommended to reuse plastic water bottles. Reuse increases the rate of inner surface abrasion, releasing additional microplastic particles from the inner surface of the bottle. It is also essential to store bottles in a cool and dry place to minimise their exposure to heat and sunlight.

Q: What do the numbers on PET bottles mean?

A: The number is a resin identification code that tells you what kind of plastic that material is made of. Plastics that have #1 (PETE) or #2 (HDPE) are the most commonly recycled plastics. Plastics #3 , #4, #5, #6 and #7 are generally tougher to recycle and are not universally collected in local recycling programs.

Q: What are the harmful effects of PET bottle?

A: Microplastics are carcinogenic due to their poisonous nature. This jeopardizes the health of people who eat fish. Plastic may contain chemicals such as BPA, an endocrine disruptor. It can seep into bodies of water, sink into the soil, and contaminate groundwater.Plastic bottles can harbor harmful bacteria, which is why most manufacturers recommend you use them only once. In truth, bacterial growth in water bottles is a much bigger concern than chemical leaching.

Q: How many times can a pet bottle be recycled?

A: Plastic can be recycled one to 10 times, depending on the type, although most can be recycled only once.The short answer is no, you cannot. It's a shame because PET bottles can have the look of quality glass, bringing elegance to a product and adding market value because it looks so good and is lighter to transport than glass. However, standard PET plastic is not suitable for normal hot fill.

Q: How many times can I reuse a PET water bottle?

A: One time use
Manufacturers design and produce PET bottles as one-time-use only products. Although the Food and Drug Administration (FDA) has approved PET bottles for single use and for reuse, many manufacturers and consumer advocates urge the public to limit their PET bottles to one time use only.

Q: Can you put hot water in a pet bottle?

A: As long as it contains enough water a plastic container like a bottle will become twisted and burned but the water will come to boil inside. However, this might cause chemicals from the plastic to leak into the water. Something which obviously could be hazardous.

Q: Is pet bottle safe for hot water?

A: They may also deform when contact temperature reaches 70oC. Consumers should not reuse the bottles if there are cracks or other damages to the interiors, should not use the bottle for hot drinks, and not for substances significantly different from what the bottles are intended for.

Q: Why do PET bottles expire?

A: In general, there is a 2 years time window of water expiration when kept in a plastic bottle. When the packaged bottle is exposed to sunlight or heat, the polyethene terephthalate (PET) present in the plastic bottle start leaching into the water, which can make it hazardous for the health along with the taste as well.

Q: Does PET bottle expire?

A: But because plastic can begin leaching into bottled water over time, they generally have an expiration date of 2 years from the date of manufacture. Figuring out how to stay hydrated is vital to your health, with water doing everything from preventing dehydration to carrying nutrients and oxygen to your entire body.As PET bottles don't have BPA, they're safe for food and drinks. They're approved by the US FDA, Health Canada, and the European Food Safety Authority for packaging food, making plastic utensils, and storing water.

Q: Can I freeze PET bottles?

A: Yes. There are no dangers inherent in the freezing of PET bottles, and absolutely no truth to the internet-circulated rumors that dioxins are leached from frozen PET bottles into bottle contents. Dioxin is a chlorine-containing chemical that has no role or presence in the chemistry of PET plastic.

Q: How do you sterilize PET bottles?

A: Soak the plastic: For complete plastic sterilization soak the plastic container in a bleach-water solution of about 5 to 10 percent bleach. Bleach will not take long to disinfect, so the soaking time is minimal. Heat plastic: This can be done in a hot dishwasher rinse, but a microwave is more effective.

Q: Do PET bottles release Microplastics?

A: Sunlight can accelerate bottle degradation — they become more brittle and fragile — which leads to more microplastic particle release. Additionally, the heat also causes these PET bottles to leach chemical pollutants such as plasticisers which can contaminate the water.

Q: Is PETE plastic toxic?

A: In addition to its issues with biodegradability, PET may pose some toxicity risks. Antimony trioxide is commonly used as a catalyst in the production process. Antimony trioxide is classified as possibly carcinogenic, and some forms are potentially endocrine disrupting.Coming to the PET plastic itself, antimony concentrations in the bottles were between 216-321 parts per million (ppm), which is worrisome as PET plastic continues to leach antimony when exposed to heat, light, soda, juice, or when it is stored for long periods of time.

Q: Which PET bottles is safe to reuse?

A: On the base of each bottle, there should be a number surrounded by the universal “recycling” triangle sign. If your bottle is made from #2, #4 or #5, you should be fine to reuse it. If it's made from any other number, you may want to steer clear of it.Is PET safer than other types of plastic? As previously mentioned, PET is shatterproof and will not cause harm if broken or damaged — it's known as the 'safe' plastic. PET doesn't contain Bisphenol-A (BPA) either, a chemical that can be harmful in large quantities.

Q: Is it safe to reuse PET 1 bottles?

A: Why Plastic Water and Soda Bottles Shouldn't Be Reused. Health advocates advise against reusing bottles made from plastic #1 (polyethylene terephthalate, also known as PET or PETE), including most disposable water, soda, and juice bottles. Such bottles may be safe for one-time use but reuse should be avoided.

Q: How long does it take for a PET bottle to decompose?

A: Around 450 years
It's a lightweight and flexible material that doesn't decompose easily, mainly because bacteria cannot consume and break down the chemicals used in PET. A plastic bottle made from PET takes around 450 years to decompose.

Q: Is PET 100% recyclable?

A: PET is 100 percent recyclable and is the most recycled plastic in the United States and worldwide. According to the PET Resin Association (PETRA), more than 1.5 billion pounds of used PET bottles and containers (e.g., beverage bottles and cosmetics containers) are recovered in the United States each year for recycling.

Q: Can you reuse PET containers?

A: You'll see all plastic products are labeled with the recycling symbol with a number—from one to seven—inside. If your container is made of plastic #1, or polyethylene terephthalate (PET), you shouldn't reuse it according to the Sierra Club's plastic guide—instead just recycle these containers.PET has a glass transition temperature of 67–81 °C and a melting point of 260 °C. This article explains what PET is and how it is made.

Q: What temperature can a pet bottle withstand?

A: This type of plastic is designed with high resistance to both hot and cold temperatures. It is capable of resisting temperatures as high as 140 degrees Fahrenheit (60 degrees Celsius). But, it's essential to note that prolonged exposure to elevated temperatures can cause PET containers to lose their shape gradually.

We're well-known as one of the leading pet bottle manufacturers and suppliers in China for our quality products and custom service. Please feel free to wholesale bulk pet bottle made in China here from our factory.

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