Dalian Yuanhe Paper & Plastic Co., Ltd. : Your Professional OPP Header Bag Manufacturer!

Dalian Yuanhe Paper & Plastic Co., Ltd. was established in 2006. It is a comprehensive enterprise integrating product design and development, production, processing, manufacturing and sales. We specialize in producing a wide range of plastic packaging bags, including OPP bags, CPP bags, and PE bags.

Rich Products

Dalian Yuanhe Paper & Plastic Co., Ltd. is a leading company specializing in producing a wide range of plastic packaging bags, including OPP self-adhesive bags, OPP flat bags, OPP buckle handbags, cellophane rolls, transparent book covers, anti-fog bags, Various flexible packaging products such as dry cleaner packaging bags, card head bags, CPP bags, PE bags, detachable bags, composite bags, food bags, etc.

Quality Control

Our factory environment, management system and product quality all meet the Japanese factory system qualification standards, thus we have more than 400 specifications of goods shipped to the Japanese market, ensuring the supply and demand of existing customers.

 

 

One-Stop Service

There is no intermediate link when ordering products from our company. We provide one-stop service from design, processing, sample trial production to mass production.

 

Leading Service

We have many years of industry experience, a complete production management, quality supervision, and sales service operation system. Whether you're looking for packaging for your food products, cosmetics, or other merchandise, we have the expertise and resources to help you find the perfect solution.

 

Introduction of OPP Header Bag

 

 

OPP header bags are an affordable and visually effective packaging solution. They are available with a reinforced header area and a variety of hang hole styles for retail display. These heat sealable bags can also be fitted with resealable or permanent lip and tape closures for easy product loading and customer convenience. OPP header bags are ideal for heavy and bulky medical devices. The bag header is available in a variety of widths, can be unprinted or printed in up to four colors, and is available wrapped in easy-to-count bundles.

 

Advantages of OPP Header bags.

 

Good Sealing
Experimental data shows that the new OPP film is more than double the sealing of its traditional film, thus making its products more moisturizing, fresh, and longer preservation time. So, OPP header bags have good tightness.

 

Customization for Varied Applications
OPP header bags offer a high degree of customization, allowing manufacturers to tailor the packaging to the specific needs of their products. Whether it's the size, material, or design, OPP header bags can be customized to accommodate different items, making them a versatile choice for packaging solutions.

 

Eco-Friendly
The new OPP film is made from biodegradable materials, so the OPP header bags are biodegradable. Therefore, fully compliant with international standards in terms of environmental protection.

 

Regulatory Compliance
OPP header Bags are designed to meet the stringent requirements of healthcare regulatory bodies. By incorporating these bags into your packaging solutions, you ensure that your products comply with the necessary standards, fostering trust among consumers and stakeholders.

 

Applications of OPP Header Bag

 

Photos
OPP header bags are great for storing and displaying photographs. They can offer the protection and resistance you need to keep photos safe, without any unwanted damages or fading.

 

Prints
As well as photos, you can also use our OPP header bags for storing and sending prints. Prints of various sizes and shapes can be housed in polypropylene bags with ease and safely transported from place to place or shipped out to customers.

 

Cards
OPP header bags are also excellent for storing and protecting cards, especially gift cards like Happy Birthday cards and Happy Anniversary cards. Cards can be slipped inside these protective clear OPP header bags and then hung up on hooks or packaged into parcels for delivery.

 

Crafts
Those with an interest or passion for arts and crafts can get lots of use out of OPP header bags. They're ideal for storing the many little items and elements that you use in your crafting projects, such as beads, buttons, gems, pieces of fabric, and so on.

 

Coins
Coin collectors and coin businesses also make use of polypropylene bags on a regular basis. These bags are strong enough to hold an impressive quantity of coins without breaking or tearing, keeping each coin shiny and new.

 

Stationery
You can also store all sorts of stationery inside OPP header bags, including things like envelopes and pieces of paper, as well as essential school and office supplies such as pens, pencils, erasers, and more.

 

Jewelry and Accessories
If you need a safe and reliable packaging product for storing and transporting jewelry and accessories, choose OPP header bags. These bags work wonderfully well for safeguarding little precious items like rings and earrings.

 

Cosmetics
The cosmetics industry makes frequent use of OPP header bags for storing a wide range of products. You can place things like soaps and bottles of shampoo or conditioner in these bags, and they also work well for things like makeup products, such as lipsticks and foundations.


Hardware Supplies
Some polypropylene bags may also be used in the hardware industry. These bags are great for displaying small packs of screws, nuts and bolts for DIY projects and home maintenance.

 

Decorative Items
Another interesting use of OPP header bags is for storing and displaying decorative items, such as Christmas tree decorations and festive baubles. They can therefore be used by any companies that specialize in festive holiday goods.

 

CPP 头袋

 

Types of OPP Header Bags

Center Punch Round/Standard
These OPP Header Bags are ideal for display at places with hooks and single-prong pegs. Since they meet a variety of market demands for smaller, lighter packaging, center punch round bags are among our most popular and cost-effective option for affordable wholesale OPP Header Bags.

 

Butterfly/Sombrero
This type OPP Header Bag gets its name because the hole resembles a sombrero or butterfly. The hole may look different, but it showcases your products all the same. These OPP Header Bags are incredibly versatile, because your products can be hung from either a single-pronged display hook or a Euro-style display hook.

 

Delta
OPP Header Bags with a delta hang hole is designed to work with virtually any peg or hook. If you aren't sure which type of peg your items will hang from and want to generate more sales among customers with OPP Header Bags, this type of hole is your safest bet.

 

Manufacturing Process of OPP Header Bags

 

Raw Material Extraction
The first step of making OPP Header Bags is to extract the raw material. This material — polyethylene —can be derived from either cracked natural gas or refined oil. Because these hydrocarbons are located below ground, they must be reached and extracted through the use of drilling wells.

 

The Refinery
This refined oil or cracked natural gas is then transmitted to a refinery. When at the refinery, petroleum is separated into varying densities. This allows the oil that is required for the manufacturing of plastics to be extracted. The gas or oil is pressurized and superheated to make sure pure polyethylene chains are isolated. It’s vital to isolate these chains so they can be polymerized to form resin pellets of pure plastic. Varying amounts of pressure and heat will be used to manufacture resin pellets of different densities, which may be used for anything ranging from plastic shopping bags to grocery bags. For instance, grocery bags are commonly made high-density polyethylene, which has a higher tensile strength than plastic films made from low density polyethylene (LDPE) or linear low density polyethylene (LLDPE).

 

Plastic Film Extrusion
Plastic film extrusion is the process of manufacturing raw pellets. It involves superheating and pressurizing raw LDPE, HDPE, or LLDPE plastic pellets to create a consistent molten liquid. Once the liquid is created, the resin is forced into a circular die. Then the hot resin is blown outward or upward to create a thin, long balloon of very pliable plastic film. The plastic bubble cools as it further expands, and it encounters several rollers that stretch it into very thin sheets, which will be the bag walls. The sheets are then rolled onto two individual flat beds and moved into the printing machine.

 

Completing the OPP Header Bag Manufacturing Process
The last step starts with pressing the two printed sheets together to create the sides of the bag. The plastic can then be wound and cut to the most suitable size and shape based on the actual use or application for the bag. This is where additional customizations can be added, such as perforations.

 

 

Factors to Consider When Choosing OPP Header Bag

Durable and High Quality
Before ordering en masse, learn about the product you want by getting samples and comprehensively testing for build quality and durability. Many entrepreneurs tend to skip this process altogether and end up with poor quality packaging materials or materials that aren’t necessarily the right fit for the job.

 

Cost-Effective and Convenient
Although price isn’t everything when it comes to choosing packaging supplies, it still has a significant impact that should not be overlooked. Find products and suppliers that offer the right balance between price and quality. Additionally, consider the convenience and ease of dealing with a supplier. Avoid delays by asking them how many days it would take to deliver your order. Ask these questions and other policies to ensure that you’re getting the packaging supplies in the most convenient way possible for you.

 

Tamper-Evident and Secure
Another important factor to consider in choosing packaging materials is security. Go for products that have safety features and tamper-evident seals. Use products such as container seals, shrink wraps, water-activated tapes and poly straps as a deterrent for tampering and theft. Opaque wraps also helps in obscuring the products for extra security.

 

Comes with Quality Customer Service
Aside from product quality, packaging supplies should come with decent customer service. Instead of just looking for products, find a partner supplier who can assist you and get the best out of the company’s budget. Great customer service can help find solutions to your packaging problems.

OPP Hanging Hole Bag

 

Understanding Hanger Holes and Tabs of OPP Header Bags

 

Hanger holes and tabs serve a dual purpose in packaging: they facilitate easy display of products and enhance brand visibility. Different products and packaging designs require different types of hanger holes and tabs to achieve the desired presentation and functionality. Common types include round hanger holes, euroslots, inverted-T holes, and osha holes–each offering unique benefits in terms of stability, visibility, and ease of use.

 

Round Hanger Holes
Round hanger holes are versatile and widely used for a variety of products, including food packaging, hardware items, and clothing. They are suitable for hanging products on hooks or pegs in retail displays and offer excellent stability and support for various product weights. They are easy to implement and provide a clean, unobtrusive look on packaging.

 

Euroslots
Euroslots are commonly found in retail packaging for items such as electronics, toys, and household goods. They are designed to hang securely on Euro hooks commonly used in European retail environments. They also offer a sleek and professional appearance on packaging.

 

Inverted-T Holes
Inverted-T holes (also referred to as sombrero holes) are commonly used for packaging items such as bags of snacks, pet treats, and hardware components. They are designed to accommodate various types of hanging fixtures, including peg hooks and display racks.

 

Osha Holes
Osha holes (also referred to as delta holes) are shaped like a triangle with rounded corners and are often used for hanging heavier items such as power tools, automotive accessories, and household appliances. They are designed to distribute weight evenly and provide maximum stability while providing a distinctive look on packaging to help products stand out on retail shelves.

 

 
Our Factory

 

Our factor mainly produces various plastic packaging bags, OPP self-adhesive bags, OPP cello bags and various flexible packaging products such as dry cleaner packaging bags, etc. After more than ten years of development, it has become a leader in the plastic flexible packaging industry and a leader in the fusing industry.

 

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Ultimate FAQ Guide to OPP Header Bag

 

Q: What is OPP Header Bag?

A: A header bag is a bag with an area at the top of the bag that is either sealed off from the usable bag space or reinforced or both. The function that the header serves is to ready the bag for hanging. Header bags are popular for applications that will hang and yet do not require a reclosable feature. If your product is relatively heavy, you might consider adding a reinforcement to your package. Or you may consider a reinforcement simply to maintain the stability of your package while it is hanging on the store shelves.

Q: Which products are suitable for OPP Header Bags?

A: Everything that is not too heavy and rather flat may be placed in a OPP Header Bag. One of the most common uses for OPP Header Bags is at magazine stands. The transparent bags present the goods clearly.

Q: Can OPP Header Bags only be filled once?

A: The OPP Header Bags can theoretically be reused after their first use. However, you should note that with each opening and closing of the closure, the self-adhesive strip can become slightly weaker and thus lose their durability. For this reason, the header bags are only partially reusable. In addition, header bags are often used in retail, where the bag and its contents become property of the customer when sold. This prevents reuse as well. If the weight of content is relatively low and the self-adhesive strip is not exposed to any great stress, you can reuse the header bags several times without any problem.

Q: What are applications of OPP Header Bags?

A: Pharmaceutical Packaging: The pharmaceutical industry uses header bags to pack pharmaceutical products including drugs, ampoules, vials, and etc. They help to maintain the quality of packed items.
Biology and Research: The research and biotechnology laboratories use header bags to pack and preserve biological samples, cell cultures, and other sensitive materials.
Electronic Component Packaging: The non-dusting, non-linting, and strong seal properties of the header bags make them appropriate for electronic components to avoid EMI.
Sterilization Pouches: To sterilize the medical devices and supplies, header bags are used as sterilization pouches. They enable EO sterilization in film-film packages and foil pouches.

Q: What is the easiest way to store OPP header bags?

A: One solution is to put OPP header bags in an empty tissue box. Simply push the OPP header bags into the box, and then pull the bags out one at a time as they are needed. Since OPP header bags take up very little space when compacted, a tissue box will hold 20 to 30 bags.

Q: Are OPP header bags bad for the environment?

A: The major impact of OPP header bags on the environment is that it takes many years to for them to decompose. In addition, toxic substances are released into the soil when OPP header bags perish under sunlight and, if OPP header bags are burned, they release a toxic substance into the air causing ambient air pollution.

Q: Which to choose, PE header bags or OPP header bags?

A: PE header bags: PE header bags are translucent or opaque with a slight haze to them that allows you to see the items inside, although the details of the contents won't be clear. PE bags are ideal for packaging goods or items that require a high level of protection. Most industrial companies use PE bags for packing and storing large, heavy items such as industrial machining parts. PE material has several advantages, including exceptionally high melting and freezing points. It is created by the polymerization of ethylene (or ethene) monomers.
OPP header bags: OPP header bags are crystal clear, making them ideal for food, the medical industry, or any other industry where consumers need to clearly see a product before making a purchase. Characterized by a more transparent appearance and higher tensile strength, OPP header bags offer a higher heat and chemical resistance than PE header bags. OPP packaging can be made with rigid protective edges, making it ideal for wrapping solutions that prevent scratches to the product or contents. It also offers unmatched protection against moisture, vapors, and debris.

Q: Is OPP Header Bag toxic to humans?

A: OPP is usually considered safe for humans. It is a robust heat-resistant plastic. Because of its high heat tolerance, it is unlikely to leach even when exposed to warm or hot water. It is approved for use with food and beverage storage. So it is not toxic to the human body and is safe.

Q: How should OPP header bags be stored?

A: To preserve product quality, OPP header bags should be stored in their original wrapping, in a cool and dry place away from any local heat source or direct sunlight.

Q: Can OPP header bags be used for storing stationery?

A: Yes. You can also store all sorts of stationery inside OPP header bags with hanging headers, including things like envelopes and pieces of paper, as well as essential school and office supplies such as pens, pencils, erasers, and more.

Q: What industries commonly use OPP header bags?

A: Oriented polypropylene (OPP) header bags excel when used to create small packaging materials, often in the medical, pharmaceutical, and food industries — particularly when they don’t need to carry much weight.

Q: Are OPP header bags eco-friendly?

A: OPP header bags have some environmentally friendly attributes when compared to other plastics. Their thin and lightweight nature means less material is used per bag, and they require less energy to produce and transport, contributing to a lower carbon footprint.

Q: Can OPP header bags be heat sealed?

A: Yes. Heat sealing uses heat applicators to fuse bag material together, forming a tight seal. The heat melts the inner surfaces, binding them together as they cool. This creates a complete, durable closure without needing additional sealing materials. In terms of amount of heat, pressure and time required for the seal, it will be dependent on the variables of your project such as materials used and equipment. You can test your own samples with your heat sealer to find out what works best for you.

Q: Are OPP header bags moisture-resistant?

A: Yes. OPP is short for oriented polypropylene. They're like BOPP bags in that they're strong and resistant to tearing and moisture. They also have a high resistance to heat, making them a good option for food products.

Q: Are OPP header bags clear or colored?

A: Clear. OPP header bags are specifically intended for packaging and presenting small, flat articles. They are made from clear polypropylene, with a sturdy header card made of pearl film. The header bag is fitted as standard with a slot, known as a Eurohole, and is sealed along the bottom edge by an adhesive flap.

Q: Are OPP header bags suitable for storing food?

A: Clear OPP header bags stand the dramatic FDA appraisal for food contact, which makes them perfectly suitable to be used for food items such as candies, snacks, and baked goods. The plastic pouches maintain the nature and quality of the products at all times amidst keeping off contaminants.

Q: Can OPP header bags be customized with logos or text?

A: In terms of branding, OPP header bags serve as an effective tool for businesses. Their smooth surface is ideal for custom printing, which means companies can add their logos, brand colors, and other design elements directly onto the packaging.

Q: Do OPP header bags have a closure mechanism?

A: Yes. Many OPP header bags come with adhesive strips that allow them to be easily sealed and resealed, providing convenience and maintaining freshness for longer periods, which is particularly advantageous for food-related products.

Q: Are OPP header bags recyclable?

A: Yes. OPP plastic film, like other types of PP film, is recyclable. It is the most common type of plastic on the planet, but it may be the least recycled. A common misconception among plastic film manufacturers is that a OPP film defect is simply a waste product.

Q: What are OPP header bags used for?

A: OPP header bags are an affordable and visually effective packaging solution. They are available with a reinforced header area and a variety of hang hole styles for retail display. These heat sealable bags can also be fitted with resealable or permanent lip and tape closures for easy product loading and customer convenience.

As one of the most professional OPP header bag manufacturers and suppliers in China, we're featured by quality products and low price. Please rest assured to wholesale cheap OPP header bag made in China here from our factory. For customized service, contact us now.

OPP Header Plastic Bag,