Top 10 PET bottle blow molding machine companies in China (2023)

FAQs

What is the price of 4 cavity pet blowing machine? ›

4 Cavity Automatic PET Blowing Machine at Rs 1400000 | PET Blowing Machine in Howrah | ID: 12878359848.

Mostly the plastic bottles are made with blow molding machines. With the blow molding process, the manufacturer can produce a wide range of products can manufacture in various shapes and sizes. So, there are multiple industries are depending on the specific company that make plastic bottles as per requirement.

The PET bottle blow moulding process works by reheating a pre-moulded PET preform which is then automatically positioned into a mould. High pressure food grade compressed air is then injected into the preform which expands to form the shape of the mould.

These automatic pet blow moulding machines are used in manufacturing pet bottles, pet jars, plastic bottles, plastic jar, mineral water bottles and mineral water jars.

A preform is an intermediate product that is subsequently blown into a polyethylene terephthalate (PET) container. Preforms vary in neck finish, weight, colour and shape, and are specifically designed to meet the needs of customers in different market segments.

There are 5 types of plastic moulding that is considered to be the most effective and most popular. These 5 types are extrusion moulding, compression moulding, blow moulding, injection moulding and rotational moulding.

There are three types of injection molding machines, classified by the type of drive/motor — hydraulic, electric, or hybrid.

Why do blow molds cost so much? ›

Blow Molding Products

Even though production capacity is high, expensive tooling cost can be a barrier to entry. In addition, blow molding process has the ability to mold more complex parts, however additional processes such as infra-red welding and heat amplification are required therefore adding cost to the process.

Manual Basic Pet Bottle Blowing Machine, Production Capacity (Bottles Per Hour): 1200BPH at Rs 400000 in Chennai.

Pet Jar Blowing Machine

Capacity: 2 ltr / 5ltr / 20ltr. Raw Material: PET. Mould Cavity: Single Cavity - 2 Cavity. Machine Type: Semi-Automatic.

Two-stage technology machines with six blow moulds operating at around 4000 bottles per hour. Subsequent mould and cooling development increased the output to 6000 bottles per hour. Two stage PET processing includes: Making performs by Injection Molding.

PET is the preferred for plastic bottles (and other uses) as it's 100% recyclable and highly sustainable. It can be recovered and recycled into new products again and again, reducing the amount of resources wasted.

Post-consumer resin (PCR) is an environmentally-friendly packaging option that many manufacturers are using in support of recycling programs, consumer demand, and to reduce their impact on landfills. PCR plastics are the recycled materials from existing PET bottles and other plastics.

PET plastic is clear and glass-like while HDPE plastic is more opaque and flexible. Both are safe and are great options for consumables. HDPE bottles provide good stress crack resistance and impact strength along with a uniform wall thickness for better labeling and appearance.

Urethane Casting is an excellent alternative to injection molding, but without the high upfront costs or long lead times of injection molding. A 'master pattern' of the product is created using CNC Machining or high-resolution 3D Printing with the required surface finish.

Most people spend $1 to $15 per linear foot on the molding, with an additional $3 to $12 per linear foot for labor. Though not as common, high-end or custom molding could cost as much as $30 per linear foot, with an additional $15 to $20 per linear foot for labor.

What is the name of molding machine? ›

An injection molding machine (also spelled as injection moulding machine in BrE), also known as an injection press, is a machine for manufacturing plastic products by the injection molding process. It consists of two main parts, an injection unit and a clamping unit.

Injection moulding is the most common method for manufacturing plastic parts, particularly in high volumes.

The types are: 1. Squeezers 2. Jolt Machines 3. Sand Slingers.

The injection molding machine is the most used processing machine in the plastic processing industry. Not only a large number of products can be directly produced by the injection molding machine, but it is also a piece of key equipment for the injection stretch blowing process.

In general, there are three main types of blow molding: extrusion blow molding, injection blow molding (one stage), and injection stretch blow molding (two stages). In the extrusion blow molding process (EBM), plastic is melted and extruded into a hollow tube (a plastic parison).

HDPE is the world's #1 plastic and the most commonly blow molded plastic material. It's used in a vast array of products, including bottles for consumer liquids such as shampoo and motor oil, coolers, play structures, fuel tanks, industrial drums, and carrying cases.

High-Density Polyethylene (HDPE)

HDPE's desirable physical properties—including chemical resistance, temperature resistance, and a high strength-to-density ratio—make it one of the most popular blow molding materials.

Believe it or not, blow molds are making a comeback. We've rounded up the best Christmas blow molds, including everything from toy soldiers and festive gift boxes to an adorable golden retriever donning a Santa hat. Retailers like Walmart, Lowe's and Ace Hardware still make the decorations today.

Are blow molds worth money? ›

Blow molds are one of the most expensive items on this list. There are specific ones that are very valuable like the santa's sleigh and reindeer blow mold (Which is featured in the movie Christmas Vacation).

Molds are not inexpensive; a new mold can cost anywhere between $5,000 – $100,000 depending on the size and complexity.

Disadvantages of blow moulding

Limited to hollow parts. Low strength. To increase barrier properties, multilayer parisons of different materials are used (thus not recyclable) Trimming is necessary to make wide neck jars spin. Limited to thermoplastics (rotational moulding can be used with thermosets)

From mid-century through the 1990s, numerous plastic blow mold manufacturers closed. Beco, Poloron, Santa's Best and others are just a few well-known blow mold houses from the now bygone era.

Be sure to turn your blow mold over to look for any markings. Many times these markings will be embossed, and if they are there, they can be usually seen easily. In addition, sometimes there will be a date listed as well, and that is an instant way to determine if your blow mold is old. This is the front of a new one.

High-end reusable water can cost upwards of $50. Cheap and nasty ones can cost less than $15. Like many things in life, you get what you pay for, and cheaper bottles can be a false economy in many ways. Numerous factors determine the cost of your water bottle, including.

In literature it can be found that the working pressure of a standard soda PET bottle is 0.5 MPa and has a diameter of 2r = 64 mm. As a safety factor we take 2.5. 70 MPa is the tensile strength of PET at room temperature.

In today's world, the PET bottle manufacturing business is one of the most beneficial and lucrative business opportunities with its low setup cost and a large number of bulk consumers/end users.

Manufactured by a process of extrusion blow-moulding (EBM) from PET (polyethylene) and HDPE (high-density polyethylene), plastic bottles will vary in wall thickness, commonly measuring between 0.010” to 0.035” (0.25 mm to 0.89 mm) depending upon their intended use and the characteristics of the product they will ...

PETE Plastic Bottles Create Air-Tight Environment

The oxygen absorbers remove the oxygen from the container long enough to ensure that adult insect, larva, and eggs are all killed.

What manufacturing process is used to make bottles? ›

This can be done through one of two processes called polymerisation and polycondensation. delivered to bottle manufacturers in pellet, powder, flake or liquid form – provides the basic plastic for making a plastic bottle.

Extrusion blow molding is a process used to form hollow thermoplastic objects (especially bottles and containers).

How are plastic bottles made? Bottles are usually formed through blow molding, although there are several techniques, including reheat and blow molding, extrusion blow molding, and reciprocating blow molding.

Main raw material is Polyethylene Terephthalate (PET) confirming to IS: 12252. PET is supplied by the resin manufacturers in the form of small pellets, each about 0.05 grams.

Quite simply, PET is formed by ethylene glycol and terephthalic acid. These two elements are combined to form pellets of PET plastic. To produce plastic bottles, the PET is polymerised to create long molecular chains which undergo a manufacturing process to turn it into the end product.

Injection molding (IM) works by injecting molten thermoplastic into a mold. It is the most widely used process for mass manufacturing of plastic parts.

The neck ending catches and holds while the bottom end pinches closed as the tube closes. A blow-pin is interested into the neck end of the hot parison while compressed air inflates it to the shape of the mold cavity. Simultaneously, the process creates the threaded opening.