Polystyrene Sheet

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Accept ODM/OEM service

There are more than 30 product categories, covering construction, decoration, advertising display, packaging, industrial manufacturing, etc., and ODM and OEM services can be provided.

One-stop Solution

We have a complete quality supervision and after-sales service system, which can provide you with a one-stop high-quality product supply service experience.

Professional Team

We have a standardized management system, experienced staff and professional technical team.

Fast delivery

HONTOP has more than ten production bases in China, which can guarantee fast delivery.

What is Polystyrene Sheet

Polystyrene sheets are relatively thin layers of material based on polystyrene foam. In many cases, people call these sheets Styrofoam sheets, which are actually one of the most popular products based on this material. The foam is made of hydrocarbon molecules that come from petroleum. They are inserted with the help of special air pressure technique and carefully molded into sheets. The sheets have the shape and size of drywall or plywood. Polystyrene sheets deliver great insulating effects. On top of that, they also provide a good level of structural strength which makes them suitable for different applications.

Benefits of Polystyrene Sheet

Versatility

Polystyrene Sheet adaptability is a major advantage. It can be molded into intricate shapes or extruded into sheets, catering to diverse applications ranging from packaging to consumer goods.

Insulation

Expanded Polystyrene Sheet and extruded polystyrene (XPS) excel in thermal insulation. Their closed-cell structure traps air, minimizing heat transfer and making them indispensable for energy-efficient construction and packaging.

Lightweight

Polystyrene Sheet low density translates to lightweight products, reducing transportation costs and making it suitable for industries where weight is a concern.

Cost-Effective

The efficiency of the production process makes polystyrene an affordable choice for disposable items and packaging solutions.

Transparency

Polystyrene Sheet can mimic glass when made transparent. Its ease of coloring enhances customization possibilities, driving its use in applications like optical lenses and electronics packaging.

Types of Polystyrene Sheet

Clear Polystyrene Sheet

Welcome to our Clear Polystyrene Sheet page! Dive into the world of clarity and strength with our premium Clear Polystyrene Sheet. Offering the perfect blend of transparency and durability, our Clear Styrene Sheet is a versatile solution for a variety of applications.

GPPS Patterned Sheet

Welcome to our GPPS (General-Purpose Polystyrene) Patterned Sheet page! Immerse yourself in a world of innovative design and functionality with our premium GPPS Patterned Sheet. Designed to offer a unique blend of aesthetics and performance, our GPPS Designer Sheet is the perfect choice for adding a touch of elegance to your projects.

HIPS Sheet

Welcome to our HIPS (High Impact Polystyrene) Sheet page! Dive into the world of durable and versatile plastic solutions with our premium HIPS Sheet. Designed for its high impact resistance and ease of fabrication, our HIPS Sheet offers a wide range of applications across various industries.

HIPS Vacuum Forming Sheet

Welcome to our HIPS (High Impact Polystyrene) Vacuum Forming Sheet page! Experience the unmatched versatility and durability of our premium HIPS Vacuum Forming Sheet, specifically designed for precision and efficiency in vacuum forming applications.

Application of Polystyrene Sheet

Food and beverage packaging
Uses of polystyrene sheets within the food and beverage sectors include disposable plates, cups and trays, as well as insulating disposable coffee cups and egg cartons. Polystyrene offers excellent gas permeability and water-vapour transmission, making it ideal for protecting and packaging edible goods. Polystyrene is also ideal for making hinges for disposable food containers, such as burgers or hot dog cartoons that need to be opened and closed repeatedly. Elsewhere, it is used as protective packaging during storage and transit for delicate items, such as electronics, ornaments, compact discs and more.

Medical supplies
In the medical arena, polystyrene sheets are often pressed into action for Petri dishes, test tubes and other diagnostic equipment. The material is regularly used to make prototypes in multiple sectors too, due to its versatility, lighter weight, relatively cheap production costs and ability to be glued, coloured and shaped to fit precise size, shape and complexity requirements. Polystyrene is also non-toxic and odour-free, making it a safe option for manufacturers.

Appliances, panels and casings
Additionally, polystyrene is also used inside appliances such as refrigerators, air conditioners and microwaves due to the inert properties that render it safe around other materials and chemicals and its long-lasting useful life. It is prized in car engine manufacturing for its shock-absorbing qualities and for sound-proofing panels and applications due to its energy-absorbing nature. This energy absorption also makes it a good, protective choice for child protective helmets and seats, as well as TV casings and computer housings.

Characteristics of Polystyrene Sheet

Light Weight

Comprised of about 98 percent air, expanded polystyrene is extremely lightweight, making it ideal for transport and installation. According to Expanded Polystyrene Australia, the lightweight nature of expanded polystyrene means energy consumption for transport fuel is also reduced and vehicle emissions minimised – all contributing to minimising global warming.

Moisture Resistant

EPS is a closed cell material and does not readily absorb water. Even when subjected to prolonged saturation in water, EPS will still maintain its shape, size, structure, and physical appearance and will retain 80% of its thermal value.

Durability

The cellular structure of expanded polystyrene makes it dimensionally stable and therefore does not deteriorate with age. A study undertaken in Norway monitoring the effects of time on the performance of EPS have concluded that no deficiency effects are to be expected from EPS fills placed in the ground for a normal life cycle of 100 years.

Thermal Efficiency

When compared to brick veneer, there's no doubt that expanded polystyrene has superior thermal properties. This is quantified through the “R-value” of the two materials, or thermal resistance, which is an approximate measurement of how much the material impedes the transfer of heat.

How to Choose Polystyrene Sheet

Understand the basic performance of PE sheets
Before purchasing polystyrene sheets, we need to understand their basic performance. Polystyrene sheets have excellent corrosion resistance, aging resistance, moisture resistance, light weight and other characteristics, as well as good processing performance and environmental protection performance. When purchasing, focus on these performance indicators to ensure that the selected sheets meet actual needs.

Choose regular brands and channels
When purchasing high-quality polystyrene sheets, you should choose regular brands and channels. The quality of polystyrene sheets from regular brands and channels is guaranteed, and the after-sales service is relatively complete. At the same time, pay attention to the product's quality inspection report and environmental certification to ensure that the purchased sheets meet relevant standards and regulations.

Observe the appearance and surface quality
High-quality polystyrene sheets have a smooth and flat appearance, without obvious defects such as bubbles, cracks, impurities, etc. When purchasing, carefully observe the appearance and surface quality of the sheets. If you have any questions, ask the merchant to provide more product details pictures or videos.

Pay attention to the thickness and load-bearing capacity of the sheets
The thickness and load-bearing capacity of polystyrene sheets are important factors to consider when purchasing. Choose a sheet with appropriate thickness and load-bearing capacity according to actual use to ensure that it can meet the use requirements. When purchasing, you can ask the merchant to provide relevant test reports and technical parameters.

How is Polystyrene Sheet Made

Styrene Production

Styrene is obtained through the distillation of crude oil or natural gas. It is then subjected to various refining processes to ensure its purity.

Polymerization

The polymerization of styrene is carried out using either a bulk or suspension method. In the bulk process, styrene is heated and treated with a catalyst to initiate polymerization. In suspension polymerization, styrene beads are suspended in water, and a catalyst is added to facilitate the formation of polymer chains.

Chain Growth

As the styrene molecules link together, they form long chains, resulting in the creation of polystyrene. The length of these chains can be controlled to influence the properties of the final plastic.

Processing and Forming

Once polymerization is complete, the resulting polystyrene can be processed into various forms. It can be molded into shapes for disposable cutlery, food containers, packaging, and even insulation panels.

How to Maintain Polystyrene Sheet

01/

Regular cleaning
Clean the surface of the impact-resistant polystyrene sheet regularly to remove dust, dirt and other impurities. You can use a mild detergent and soft cloth for cleaning, and avoid using corrosive detergents.

02/

Avoid collision with hard objects
Although the impact-resistant polystyrene sheet has strong impact resistance, it still needs to avoid collision and impact with hard objects to prevent scratches and breakage on the surface.

03/

Prevent high temperature and direct sunlight
Impact-resistant polystyrene sheets have good tolerance to high temperature and sunlight, but long-term exposure to high temperature and strong sunlight may cause color changes and hardening of the surface. Therefore, try to avoid placing the impact-resistant polystyrene sheet in a high temperature environment and direct sunlight.

04/

Prevent chemical corrosion
Impact-resistant polystyrene sheets have good corrosion resistance to many chemicals, but some chemicals (such as organic solvents, acids and alkalis, etc.) may affect them. Avoid exposing the impact-resistant polystyrene sheet to these chemicals to prevent corrosion or changes on its surface.

Our Factory

HONTOP was founded in 2019 and is headquartered in Haining, Zhejiang Province, China. We are committed to providing customers with one-stop supply to meet their ODM and OEM customization services.HONTOP company currently has two industrial departments, "HONTOP Plastics" and "HONTOP Decoration", which are respectively engaged in the international export trade business of plastic sheets and decorative materials.HONTOP employees always adhere to the development concept of "Growth & Accompany".

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FAQ

Q: What are polystyrene sheets used for?

A: Polystyrene can be used for a myriad of things, from insulating coolers and cold storage, props for theme parks and movie sets, floatation for pontoons and marinas, the list goes on. Even when the polystyrene has been shaped in to a sheet, its versatility is still quite extensive, especially in the building industry.For more than 70 years, styrene has been used as a chemical building block to make the materials used in a wide variety of finished consumer products, such as food containers, rubber tires, building insulation, carpet backing and boat hulls, surfboards, residential kitchen countertops, bathtubs and shower enclosures.

Q: How thick are polystyrene sheets?

A: Polystyrene Sheet, White - 3.18 mm Thick (1/8") x 25cm Square. All sheets are marked “POLYSTYRENE“ and state the material thickness with a special black ink that is etched into the material. The thickness of the sheets is not exact and varies within the tolerance of industry standards.

Q: Why was polystyrene banned?

A: Polystyrene is not biodegradeable but is susceptible to photo-oxidation, and degrades slowly in the ocean as microplastic marine debris. Animals do not recognize polystyrene foam as an artificial material, may mistake it for food, and show toxic effects after substantial exposure.Styrene, a liquid, and polystyrene, a solid, are fundamentally different. Styrene is a liquid that can be chemically linked to create polystyrene, which is a solid plastic that displays different properties.

Q: How do you cut styrene sheets?

A: Score polystyrene sheets with a sharp razor knife on one side and break the sheet on the scored line. Thin sheets and strips can be cut through with a very sharp knife or single edge razor blade. Unlike wood or other materials, polystyrene parts are joined by bonding with a solvent.

Q: What is a common use of polystyrene?

A: Polystyrene (PS) is used for producing disposable plastic cutlery and dinnerware, CD "jewel" cases, smoke detector housings, license plate frames, plastic model assembly kits, and many other objects where a rigid, economical plastic is desired.Some accept waste polystyrene in domestic recycling bins, while others don't recycle it, so you must get rid of polystyrene in your general waste bin. If this is the case in your area, check your nearest household waste recycling centre (HWRC) as they may take polystyrene and recycle it.

Q: Is there a difference between polystyrene and Styrofoam?

A: Polystyrene is made from styrene monomers, which are derived from petroleum. Styrofoam is a brand of expanded polystyrene foam that is commonly used for insulation and packaging. The foam is produced by heating and expanding tiny beads of polystyrene with steam.

Q: What is polystyrene good for?

A: Polystyrene is used in applications from appliances to medical products to automotive parts. Appliances use polystyrene foam as insulation, while its rigid form is used for housings and casings. Electronics also use this material's rigid form for housings and casings.You're no longer allowed to use polystyrene food packaging and plastic cutlery. Instead, you are required to use eco-friendly alternatives.Alternatives to expended polystyrene packaging include: Other polymer-based foams. Recycled foam. Wood/cellulose-based foams.

Q: What is the difference between polystyrene and styrofoam?

A: As we said, Styrofoam™ is a Dow trade, blue in color, and is an extruded polystyrene (XPS) foam made for thermal insulation, construction and craft applications. EPS is an expanded polystyrene available in various densities for insulation, construction and craft applications and so much more.

Q: Why do we still use polystyrene?

A: It takes very little (in weight) to make a product, be it insulation or packaging. Its production is relatively cheap, a recycling process exists but recycling is the more expensive method, hence most styrofoam still lands in waste management. It is convenient and cheap. People buy it, so suppliers make it.Polystyrene is considered safe for food use when in a solid state. However, heating can cause chemicals to leach from the foam and into the food. Eating the contents of a melted foam container one time is unlikely to cause harm. However, repeated exposure, which can be cumulative, can be a health risk.

Q: What is the most common name for polystyrene?

A: Most often the word "Styrofoam" is generically used to describe expanded polystyrene foam products like disposable coffee cups, cooler and other foam packaging materials, none of which are actually STYROFOAM.

Q: What household materials is polystyrene in?

A: Solid plastic PS is commonly used to make medical products like Petri dishes or test tubes, but it can also be found in common household products like yogurt containers, smoke detector housings, and red Solo cups. You can also find polystyrene in automotive and electrical components and electronics.

Q: How long does polystyrene take to decompose?

A: Around 500 years
Once in the landfill, it does not decompose quickly. Some estimates put the lifespan of styrofoam in a landfill around 500 years, and some put it way beyond that. Of course, some fraction of all discarded styrofoam does not go into landfills. Some estimate that fraction at 20 percent, at least in the United States.

Q: Can you walk on polystyrene insulation?

A: In the case of a flat roof, where PIR is commonly used as deck insulation, it lies flat across its entire surface. Therefore, you can confidently walk or stand on your roof during installation without concerns of breakage or loss of effectiveness due to surface damage.At a thickness of 50mm, EXPOL ThermaSlab S delivers an R-value of 1.32 and ThermaSlab H delivers an R-Value of 1.39. An exceptionally durable product, EXPOL ThermaSlab (EPS – Expanded Polystyrene Sheet) does not require maintenance or replacement.

Q: Does polystyrene need a vapor barrier?

A: Expanded polystyrene will soak up moisture, and this can cause degradation in the R value so if you are using this type of polystyrene, it's vital to have it protected at all times by a vapor barrier. The more commonly used vapor barriers include various grades of polythene, as they are cost-effective and efficient.

Q: Is Styrofoam the same as polystyrene?

A: No, polystyrene and Styrofoam are not exactly the same. Polystyrene is a type of plastic, and Styrofoam is a brand name for a type of extruded polystyrene foam. So, Styrofoam is a specific kind of polystyrene, but not all polystyrene is Styrofoam.Polystyrene foam not only poses a threat to human health, but can also be harmful to the environment. Foam is lightweight and is easily blown by wind or washed away by rain into water sources. It is also very brittle, and can break into small pieces that are easy for animals to eat.

Q: What is the best way to cut polystyrene sheet?

A: Various tools, such as hand saws, hot wire cutters, long blade utility knives, and jigsaws, can be used for cutting polystyrene insulation. When cutting polystyrene with a hot knife, it is important to take safety precautions. The hot wire cutter is the quickest and neatest method for cutting polystyrene.The EPA recognizes numerous dangers that styrene poses to the central nervous system, and exposure to styrene can cause headaches, fatigue, dizziness, confusion, drowsiness, malaise, and difficulty in concentrating.

Q: How to shape polystyrene sheets?

A: Yes, trying to heat the soft styrene sheet and strips we use will cause all kinds of warping and shrinkage. The safest way to "form" styrene is to simply bend it into (or at least near) the shape you want it and then somehow hold it in that shape and let it sit for at least a week.

Q: How long does styrene last?

A: Styrene is quickly broken down in the air, usually within 1-2 days. Styrene evaporates from shallow soils and surface water. Styrene that remains in soil or water may be broken down by bacteria or other microorganisms.Alternatives to expended polystyrene packaging include: Other polymer-based foams. Recycled foam. Wood/cellulose-based foams. Korrvu.

Q: What are the two types of polystyrene?

A: The two types of polystyrene have different applications. HIPS is a transparent and semi-flexible plastic that is used to make fruit and vegetable containers (like grape punnets) as well as CD cases. PS-E is a foam-like polymer that is used to make vending cups, meat trays (like boerewors punnets) and cooler boxes.Polystyrene can be used for a myriad of things, from insulating coolers and cold storage, props for theme parks and movie sets, floatation for pontoons and marinas, the list goes on. Even when the polystyrene has been shaped in to a sheet, its versatility is still quite extensive, especially in the building industry.

Q: What are 3 things polystyrene used for?

A: For more than 70 years, styrene has been used as a chemical building block to make the materials used in a wide variety of finished consumer products, such as food containers, rubber tires, building insulation, carpet backing and boat hulls, surfboards, residential kitchen countertops, bathtubs and shower enclosures.In summary, polystyrene's advantages lie in its versatility, insulation properties, lightweight nature, cost-effectiveness, and transparency. However, its disadvantages encompass environmental concerns, brittleness, potential health risks, and energy-intensive production.

We're professional polystyrene sheet manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy cheap polystyrene sheet from our factory. For price consultation, contact us.

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