Compare to HDPE
High-density polyethylene
High-density polyethylene (HDPE) or polyethylene high-density (PEHD) is a thermoplastic polymer produced from the monomer ethylene. It is sometimes called "alkathene" or "polythene" when used for HDPE pipes. With a high strength-to-density ratio, HDPE is used in the production of p…
Low-density polyethylene
Low-density polyethylene (LDPE) is a thermoplastic made from the monomer ethylene. It was the first grade of polyethylene, produced in 1933 by Imperial Chemical Industries (ICI) using a high pressure process via free radical polymerization. Its manufacture employs the sa…
Why is HDPE stronger than LDPE?
Why is HDPE stronger than LDPE?
- LDPE stands for “ low density polyethylene “ LLDPE Stands for “ linear low density polyethylene “.
- LDPE is a common plastic it comes under Thermo plastic. LLDPE is also a plastic.
- LDPE has most excessive branching, this causes the low density3 to have a lttess compact molecular structure which is what makes it less dense. ...
What is the difference between LDPE and HDPE?
LDPE vs HDPE: Properties, Production and Applications
- Properties of LDPE and HDPE. Although both materials come from the same ethylene monomer, the difference in chemical structure yields a wide variety of unique properties.
- Pros and cons of using LDPE and HDPE. ...
- Production and processing of LDPE and HDPE. ...
- Applications of LDPE and HDPE. ...
What makes HDPE bottles best for chemicals and cleaners?
- Set quality standards and deadlines at the outset;
- Request regular updates on progress;
- Hire a professional third party to carry out a pre-shipment inspection; and
- Persist through hickups and, ultimately, both timing and quality issues will be resolved. ...
What plastic is LDPE used in?
LDPE is widely used for manufacturing various containers, dispensing bottles, wash bottles, tubing, plastic parts for computer components, and various molded laboratory equipment. Its most common use is in plastic bags. Other products made from it include: Trays and general purpose containers; Corrosion-resistant work surfaces
Which is better LDPE or HDPE?
HDPE has higher abrasion and tear resistance than LDPE, along with higher tensile and shear strength. If you're going to bury your cables underground, then opt for HDPE. Otherwise, LDPE is an excellent choice. LDPE cable conduits give you outstanding flexibility, a high fatigue life and high-impact strength.
Why is LDPE used for bottles?
Impact resistant Despite its low tensile strength, LDPE has a surprisingly high impact resistance, which makes it usefully durable. It's another reason why it's so handy for water pipes and drinks containers.
What are the advantages and disadvantages of LDPE and HDPE?
LDPE is more flexible and softer than HDPE. It is also translucent and has a lower melting point of 115° C. However, when compared to HDPE, it is more likely to rupture under stress. On the other hand, HDPE is more rigid and durable and offers better chemical resistance.
Is LDPE or HDPE more expensive?
Low Density Polyethylene (LDPE) LDPE is used primarily for squeeze applications. LDPE is significantly more expensive than HDPE.
What are the disadvantages of LDPE?
Disadvantages of LDPESusceptible to stress cracking.Low strength, stiffness and maximum service temperature. This limits its usage in applications requiring extreme temperatures.High gas permeability, particularly carbon dioxide.Poor UV resistance.Highly flammable.High-frequency welding and joining impossible.
What are the disadvantages of HDPE?
The Disadvantages of HDPE IncludePoor Weathering.Highly Flammable.Sensitive to Stress Cracking.Not Biodegradable.Can't Be Composted.Not Resistant to Oxidizing Acids.Not Resistant to Chlorinated Hydrocarbons.High Thermal Expansion.More items...
Is LDPE food Safe?
Low-Density Polyethylene (LDPE) It is chemically resistant, repels microorganisms and doesn't leach harmful toxins when used to store food at a variety of temperatures. However, it is not deemed safe for food contact in a recycled state.
Where is LDPE used?
Low-density polyethylene (LDPE) has applications in sterile blister packs for drug packaging. Linear low-density polyethylene (LLDPE) is used in films and packaging due to its flexibility and toughness. High-density polyethylene (HDPE) is typically translucent and less flexible than LDPE.
Is LDPE plastic biodegradable?
Low Density Polyethylene (LDPE) is the most common packaging material used for packaging a wide range of products. The efficient disposal of these plastic materials is a herculean task as they are not easily degradable and pose detrimental effects on the environment.
Can you freeze HDPE bottles?
HDPE bottles and containers also are able to withstand colder and freezing temperatures very well (-110° F) and higher temperatures moderately well near 167°F.
Is LDPE waterproof?
LDPE is resistant to impact (doesn't break easily), moisture (water proof), and chemicals (can stand up to many hazardous materials).
Can you melt LDPE?
Things You'll Need You can take your bags in for recycling, or throw them away, but you can also recycle them for your own craft projects. This is accomplished by melting the LDPE. Melting LDPE grade plastic is not difficult; a common clothes iron can accomplish the task easily.
Is LDPE cheaper than HDPE?
Yes. LDPE is cheaper than HDPE owing to the lower impact strength and chemical resistance than HDPE. However, the price difference between both is...
Can HDPE and LDPE be mixed?
Unlike other polymers, HDPE and LDPE can be mixed. However, to be recycled together, it's better to separate them to maintain their specific proper...
What dissolves HDPE?
The most useful solvents for dissolving HDPE are trichlorobenzene, trichloroethylene, tetralin, Benzene, toluene. But if you want to go for less ha...
Why is HDPE called the best food grade plastic?
HDPE is called the best food safe plastic. It is given the FDA symbol "2". HDPE is one of the most stable and most inert forms of plastic with feat...
Similarities Between LDPE and HDPE –
Since they are fundamentally made up of the same polymerized ethylene molecules, LDPE and HDPE have many similar attributes. Below are similar properties.
Difference Between LDPE and HDPE –
As we discussed the similarities between LDPE and HDPE, now time to have a look at the differences. Owing to different compositions and branching, there are many attributes within both materials that are drastically different.
FAQs –
Ans. Yes. LDPE is cheaper than HDPE owing to the lower impact strength and chemical resistance than HDPE. However, the price difference between both is not very substantial.
HDPE Bottles List
HDPE plastic bottles are ideal for a wide range of applications, due to its good strength and chemical resistance, you surely can find multiple styles, capacities of HDPE bottles here at 3Plastics, and are you ready to get your desired ones now?
Work On Flexibility, Innovative
We offered the HDPE plastic bottles, jars, jugs, and caps in many different colors, shapes, capacities for all kinds of industries, we have grown our experience, expertise, insights from cooperating with our clients, and the R&D department can provide you with custom services, our purpose is still clear, give you most suitable packaging solutions in a cost-effective way.
Ldpe Bottles Shop
Compare to HDPE material, LDPE containers have less rigid, more translucent, which makes LDPE plastic bottles widely used for many squeeze applications, typically examples like ketchup bottles, eye drop bottles, portable liquid foundation bottles, etc. More styles below are waiting for you to explore.
High-Density vs. Low-Density Polyethylene
High-density polyethylene is a petroleum product. This polymer is melted into liquid form for easy molding and shaping. This allows manufacturers to create custom-shaped, durable containers. During manufacturing, HDPE experiences very little polymer branching, keeping the molecular structure very tight.
Similarities Between HDPE vs. LDPE
There are numerous similarities between the two polyethylene plastics. Both plastics have a low material weight, are highly recyclable and have a high impact strength, and can be resistant to water vapor, weathering, and even chemicals. The tensile strength of both plastics ranges from 0.02 to 0.40 N/mm2 and are cost-effective to manufacture.
Differences between HDPE & LDPE
The different production methods of the two substrates give them very distinct properties. These include:
Applications of HDPE vs. LDPE
HDPE and LDPE are often used in the same industries, but for different purposes. These industries include:
HDPE Solutions from New Process Fibre
While both HDPE and LDPE thermoplastic have their advantages, HDPE plastic creates more durable products for a wide range of applications. New Process Fibre specializes in complete HDPE stamping and die-cutting services.
LDPE
Low density polyethylene, or LDPE, is a translucent or clear plastic that is most often used in the packaging industry, including cleanroom packaging. It possesses chemical resistance, flexibility, and waterproofing abilities.
HDPE
High density polyethylene, or HDPE, is more rigid and chemically resistant than LDPE. Because of its durability, it has an application in many industries. It has a higher temperature resistance, higher melting point, and is more resistant to solvents and alcohols.
LDPE and HDPE Similarities
LDPE and HDPE, since they are formed from the same fundamental polymerized ethylene molecules, have many characteristics in common. Some of these include:
Industries That Use Both LDPE and HDPE
Since there are so many applications for LDPE and HDPE, some industries use them both. These industries include:
Uses in Medical Devices
Due to its strength and ability to withstand high temperatures, HDPE is frequently used for plastic lab bottles and medical waste containers. Medical and surgical instruments, like catheters and medical tubing, also benefit from HDPE’s resistance to cracking and radiation.
Uses in the Packaging Industry
HDPE, with its easy process and low cost, is often used in the production of plastic packaging. It makes a strong barrier with chemical stability, which means it is excellent for bottles and containers, especially industrial and household chemicals.
Uses in Life Science
Since both LDPE and HDPE are nontoxic, maintain a high degree of break resistance, and non-contaminating (when extruded using only virgin resins, and without surfactants), they are frequently used to protect life science and medical products.
What temperature can HDPE be used?
While HDPE provides good protection at below freezing temperatures, it cannot be used with products filled at over 160 °F (71 °C) or products requiring a hermetic (vacuum) seal. Low Density Polyethylene (LDPE) is similar to HDPE in composition.
What is the best resin for plastic bottles?
High Density Polyethylene (HDPE) is the most widely used resin for plastic bottles. This material is economical, impact resistant, and provides a good moisture barrier. HDPE is compatible with a wide range of products including acids and caustics but is not compatible with solvents. It is supplied in FDA approved food grade.
Is HDPE food grade?
It is supplied in FDA approved food grade. HDPE is naturally translucent and flexible. The addition of colour will make HDPE opaque although not glossy. HDPE lends itself readily to silk screen decoration.
Which plastic is the best resistant to chemicals?
What type of plastic offers the best resistance to various chemicals? Polyethylene (HDPE and LDPE) has a very good compatibility rating with most chemicals and is resistant to strong acids and bases, as well as gentle oxidants and reducing agents.
What factors affect the chemical resistance of plastic?
Additionally, many factors affect the chemical resistance of a given plastic product including the concentration/purity of the chemical, working temperature, wall thickness and condition of the container, etc. It is your responsibility to test a container and chemical together ensure compatibility under your unique circumstances.
High-Density vs. Low-Density Polyethylene
Similarities Between Hdpe vs. Ldpe
- There are numerous similarities between the two polyethylene plastics. Both plastics have a low material weight, are highly recyclable and have a high impact strength, and can be resistant to water vapor, weathering, and even chemicals. The tensile strength of both plastics ranges from 0.02 to 0.40 N/mm2 and are cost-effective to manufacture. Polyethylene is naturally inert, which …
Differences Between Hdpe & Ldpe
- The different production methods of the two substrates give them very distinct properties. These include: 1. Physical Characteristics:HDPE is much sturdier than LDPE. LDPE has a lower melting point and the products are usually more transparent than HDPE products. LDPE is slightly abrasion-resistant but is the more fragile of the two plastics. HDPE ...
Applications of Hdpe vs. Ldpe
- HDPE and LDPE are often used in the same industries, but for different purposes. These industries include: 1. Hydraulics and pneumatics 2. Automotive 3. Packaging 4. Pipe and Piping 5. Electrical HDPE plastics are used in applications such as: 1. Food processing 2. Chemical and petroleum manufacturing 3. Pharmaceutical processing LDPE plastics are used for applications …
Hdpe Solutions from New Process Fibre
- While both HDPE and LDPE thermoplastic have their advantages, HDPE plastic creates more durable products for a wide range of applications. New Process Fibre specializes in complete HDPE stamping and die-cutting services. We are an ISO 9001:2015-certified manufacturer that provides custom thicknesses, widths, and colors to meet your project’s requirements. Contact u…