PP (polypropylene)Features: Non toxic, odorless, with high heat resistance, can be used for a long time above 100 ℃, can withstand high temperature disinfection, has good chemical stability, and is not easily corroded by acids, alkalis, etc. Its texture is relatively hard, with high mechanical strength and good resistance to bending fatigue. The packaging products made of it can be reused repeatedly.Usage: It is commonly used to make microwave oven lunch box, fresh-keeping box, yogurt cup, soybean milk cup, etc.PET (Polyethylene terephthalate)Features: High transparency, making the food inside the packaging clear and visible, which can increase the attractiveness of the food. It has good chemical stability and barrier properties, which can prevent food oxidation and spoilage. At the same time, it also has a certain mechanical strength and is not easy to break or deform.Usage: Widely used in beverage bottles, mineral water bottles, edible oil bottles, fruit packaging boxes, pastry packaging boxes, etc.PE (polyethylene)Features: Divided into low-density polyethylene (LDPE) and high-density polyethylene (HDPE). LDPE has a soft texture, good flexibility, transparency, and low temperature resistance; HDPE has higher hardness, better mechanical strength and water resistance, and strong chemical stability.Usage: LDPE is commonly used for making cling film, plastic film bags, etc; HDPE is commonly used in the manufacture of milk bottles, soy sauce bottles, detergent bottles, food packaging bags, etc.PS (polystyrene)Characteristics: It has good transparency, insulation, and processing performance, with a hard and brittle texture. The surface of its products is smooth, easy to print and decorate.Usage: Common ones include fast food boxes, disposable water bottles, fruit trays, cake boxes, etc. However, due to the high temperature resistance of PS and the possibility of releasing harmful substances in some cases, its application in the field of food packaging has decreased in recent years.PC (polycarbonate)Features: It has high strength, high transparency, and good heat resistance, and can be used for a long time in the range of -60 ℃ to 120 ℃. It has excellent impact resistance and is not easily broken. But PC materials may release bisphenol A, so there are certain restrictions on their use.Usage: It was widely used in the manufacture of baby bottles, water cups, etc., but due to safety issues with bisphenol A, its application in baby bottles and other fields has gradually been replaced by other materials. However, it is still used in some sports water bottles, space cups, and other products.PA (polyamide, also known as nylon)Characteristics: It has good wear resistance, oil resistance, and chemical corrosion resistance, excellent barrier performance, and can effectively prevent the influence of oxygen, water vapor, etc. on food, extending the shelf life of food. Meanwhile, PA also has high mechanical strength and flexibility.Usage: Commonly used as packaging material for meat, cheese, dry goods and other foods, such as vacuum packaging bags, composite packaging films, etc.When choosing food grade plastic packaging materials, it is necessary to comprehensively consider the characteristics of the food, packaging requirements, and relevant regulatory standards to ensure the safety and applicability of the packaging materials.
04-26Knowledges
Consider the characteristics of foodFood type: Different types of food require different types of packaging boxes. For example, fresh fruits and vegetables require packaging boxes with good breathability to maintain their freshness. Plastic or paper packaging boxes with breathable holes can be chosen; Perishable foods such as meat and seafood require packaging boxes with good preservation properties, and may require the selection of packaging boxes with preservation coatings or vacuum capabilities.Food shape and size: Choose packaging boxes based on the shape and size of the food to ensure that the food can perfectly fit the packaging box and avoid shaking, collision, and damage during transportation and storage. Food with regular shapes such as cakes can be packaged in square or circular boxes; For some irregularly shaped foods, such as loose candies, nuts, etc., flexible and versatile packaging bags or paper boxes can be chosen.Food shelf life: Foods with a short shelf life, such as freshly made bread, pastries, etc., require packaging boxes that can provide good sealing performance and protection to extend the shelf life of the food. Plastic boxes with good sealing performance or paper boxes with sealing covers can be selected; For foods with a longer shelf life, such as canned foods, the focus of packaging boxes is to protect the food from external physical damage and prevent oxidation.Pay attention to packaging materialsSafety: Food packaging boxes must use materials that meet food safety standards to ensure that harmful substances are not released and that food is not contaminated. For example, food grade plastics such as PP (polypropylene) and PET (polyethylene terephthalate) should be selected for plastic packaging boxes; Paper packaging boxes should pay attention to whether their ink is environmentally friendly and whether there are harmful substances such as fluorescent whitening agents.Environmental friendliness: With the increasing awareness of environmental protection among consumers, choosing packaging boxes made of environmentally friendly materials can help enhance the brand image of businesses. Degradable materials such as PLA (polylactic acid), starch based materials, and recyclable materials such as paper and PET are all good choices. If the target customer group of the merchant is particularly concerned about environmental protection, then packaging boxes made of environmentally friendly materials will be more attractive.Cost: The cost of packaging materials directly affects the profit of businesses. While ensuring the quality and functionality of packaging, it is necessary to choose suitable materials according to one's own budget. Generally speaking, paper packaging boxes have relatively low costs and are suitable for food consumption by the general public; Some high-end foods or foods with higher packaging requirements may choose plastic or glass packaging boxes with slightly higher costs but better quality.Pay attention to packaging designBrand display: Packaging boxes are an important carrier for brand promotion, which should be able to highlight the brand's characteristics and image. By designing unique brand logos, color combinations, and graphic elements, consumers can easily identify their brand among numerous products. For example, Coca Cola's red packaging and unique logo make it highly recognizable in the market.Information dissemination: The packaging box should clearly indicate the relevant information of the food, such as name, ingredients, shelf life, consumption method, storage conditions, etc., to facilitate consumers' understanding of product information and also comply with relevant regulatory requirements. In addition, according to the characteristics of the food, some attractive promotional slogans or product selling points can be added to attract consumers' purchasing desire.Aesthetics and attractiveness: An attractive packaging design can stimulate consumers' interest in purchasing. Design packaging styles that match the positioning and target customer group of the food. For example, for children's food, packaging designs with bright colors and cartoon images can be used; For high-end gift foods, a simple and exquisite design style can be adopted to enhance the product's sense of grade.Consider packaging functionalityProtection function: The packaging box should be able to protect food from damage and spoilage during transportation, storage, and sales. This requires the packaging box to have certain strength, toughness, and compression resistance, and be able to withstand certain external forces such as compression and collision. For example, for fragile foods such as cookies, chocolates, etc., packaging boxes with cushioning structures or lining can be chosen to provide shock absorption protection.Convenience: The design of packaging boxes should take into account the ease of use for consumers. For example, packaging design that is easy to open and close, making it convenient for consumers to access food; Some packaging boxes with handles or portable designs are convenient for consumers to carry; For some foods that need to be consumed multiple times, packaging with sealed zippers or reusable seals can be chosen to facilitate consumers in storing leftover food.Preservation function: For some perishable and easily oxidized foods, the packaging box needs to have a certain preservation function. For example, using vacuum packaging, nitrogen filling packaging, or adding preservatives to extend the shelf life of food. Some high-end food packaging boxes also use special preservation techniques, such as modified atmosphere packaging, to maintain the freshness and taste of the food by adjusting the gas composition inside the packaging box.Choose the appropriate supplierReputation and Qualifications: Choose packaging suppliers with good reputation and qualifications to ensure that they can provide packaging boxes that meet quality standards. Suppliers' reputation and qualifications can be evaluated by examining their production licenses, quality certification certificates, customer evaluations, and other methods.Production capacity and delivery time: Suppliers should have sufficient production capacity to meet the merchant's order requirements and deliver on time. When selecting a supplier, it is important to understand their production scale, equipment condition, and production schedule to ensure that they can provide sufficient quantities of packaging boxes within the specified time to avoid affecting the product's market sales.After sales service: Good after-sales service is also an important factor in choosing suppliers. Suppliers should be able to promptly address any issues encountered by merchants during the use of packaging boxes, such as packaging quality problems, design modifications, etc. At the same time, certain technical support should be provided to help businesses optimize packaging design and choose suitable packaging solutions.
04-26Knowledges
Good Transparency: PET has extremely high transparency, making the food inside the food box clearly visible, making it easy for consumers to view the appearance and condition of the food. This is very beneficial for displaying the freshness and attractiveness of the food, and is commonly used for packaging fruits, pastries, salads, and other foods.Strong chemical stability: PET lunch boxes and tableware have good chemical stability and are not easily subjected to chemical reactions with acid, alkali, and other components in food, thus avoiding the impact on food quality. They can maintain the original flavor and nutritional content of food well and can be used to hold various types of food, including acidic beverages, pickled foods, etc.High mechanical strength: PET material has high hardness and toughness, and the food boxes and utensils made of it are not easy to break or deform, and can withstand a certain degree of compression and collision. It can protect food well during transportation and use, and is also convenient for stacking and storage, saving space.Good hygiene and safety: PET is a non-toxic and odorless material that meets food packaging hygiene standards. It does not release harmful substances and is harmless to human health. It can be safely used in contact with various types of food.Easy to process and shape: PET has good processing performance and can be made into various shapes and specifications of food boxes and tableware through various molding processes such as injection molding and blow molding, meeting the needs of different food packaging. It also has high production efficiency and can be produced on a large scale.Strong recyclability: PET is a recyclable material that can be processed and reprocessed into fibers, plastic particles, etc. for the production of other plastic products or textiles, which helps reduce environmental pollution and conforms to environmental protection concepts.
04-26Knowledges
Plastic ContainerFast food box: Generally made of polypropylene (PP), it has good heat resistance, can withstand food at a certain temperature, is not easy to deform, and is commonly used in takeout, canteens and other scenarios.Fruit boxes: They are often made of transparent plastic materials such as polystyrene (PS) or polyethylene terephthalate (PET), which have high transparency and are easy to display fruits. They come in different sizes and shapes.Sauce box: usually small in size, made of PP or PE (polyethylene) material, with good sealing to prevent sauce leakage.Paper containerPaper cups: divided into single-layer and multi-layer, commonly used to hold hot drinks such as coffee, milk tea, etc. The inner layer of paper cups usually has a thin plastic film or waterproof coating to prevent water seepage.Paper bowls: come in different sizes and shapes, and can be used to hold soups, noodles, ice cream, and other foods. Paper is soft, giving people a sense of environmental protection and safety.Paper boxes: Common ones include milk boxes, pastry boxes, etc. Milk cartons are generally packaged with multi-layer composite paper, which has good preservation performance; Pastry boxes are mostly paper folding boxes with exquisite appearance, which can protect pastries from being squeezed.Starch based containerStarch based meal box: made mainly from starch and added with some biodegradable additives. The appearance and performance are similar to plastic lunch boxes, but it has good biodegradability and can decompose quickly in natural environments.Starch based tableware: such as starch based spoons, forks, etc., can naturally degrade within a certain period of time, reducing environmental pollution.Biodegradable plastic containersPolylactic acid (PLA) meal box: made by fermentation of renewable resources such as corn, sugarcane, etc., it has good biocompatibility and degradability, and is commonly used in places with high environmental requirements, such as organic food stores, environmentally friendly restaurants, etc.PHA (polyhydroxyalkanoate) container: It is also a biodegradable plastic with plastic like properties, but can be decomposed by microorganisms in soil or composting environments, and can be used to package various foods.Other material containersAluminum foil lunch box: It has good thermal conductivity and sealing properties, and can be used for oven heating or takeaway packaging. It can maintain the temperature and freshness of food, and is commonly used to hold grilled meat, baked rice and other foods.Wooden containers: such as wooden lunch boxes, wooden boxes, etc., are mostly made of natural wood, giving people a sense of simplicity and environmental protection. They are often used to package some special foods, such as Zongzi, cakes, etc.
04-26Knowledges
PP (polypropylene)Features: Non toxic, odorless, with high heat resistance, can be used for a long time above 100 ℃, can withstand high temperature disinfection, has good chemical stability, and is not easily corroded by acids, alkalis, etc. Its texture is relatively hard, with high mechanical strength and good resistance to bending fatigue. The packaging products made of it can be reused repeatedly.Usage: It is commonly used to make microwave oven lunch box, fresh-keeping box, yogurt cup, soybean milk cup, etc.PET (Polyethylene terephthalate)Features: High transparency, making the food inside the packaging clear and visible, which can increase the attractiveness of the food. It has good chemical stability and barrier properties, which can prevent food oxidation and spoilage. At the same time, it also has a certain mechanical strength and is not easy to break or deform.Usage: Widely used in beverage bottles, mineral water bottles, edible oil bottles, fruit packaging boxes, pastry packaging boxes, etc.PE (polyethylene)Features: Divided into low-density polyethylene (LDPE) and high-density polyethylene (HDPE). LDPE has a soft texture, good flexibility, transparency, and low temperature resistance; HDPE has higher hardness, better mechanical strength and water resistance, and strong chemical stability.Usage: LDPE is commonly used for making cling film, plastic film bags, etc; HDPE is commonly used in the manufacture of milk bottles, soy sauce bottles, detergent bottles, food packaging bags, etc.PS (polystyrene)Characteristics: It has good transparency, insulation, and processing performance, with a hard and brittle texture. The surface of its products is smooth, easy to print and decorate.Usage: Common ones include fast food boxes, disposable water bottles, fruit trays, cake boxes, etc. However, due to the high temperature resistance of PS and the possibility of releasing harmful substances in some cases, its application in the field of food packaging has decreased in recent years.PC (polycarbonate)Features: It has high strength, high transparency, and good heat resistance, and can be used for a long time in the range of -60 ℃ to 120 ℃. It has excellent impact resistance and is not easily broken. But PC materials may release bisphenol A, so there are certain restrictions on their use.Usage: It was widely used in the manufacture of baby bottles, water cups, etc., but due to safety issues with bisphenol A, its application in baby bottles and other fields has gradually been replaced by other materials. However, it is still used in some sports water bottles, space cups, and other products.PA (polyamide, also known as nylon)Characteristics: It has good wear resistance, oil resistance, and chemical corrosion resistance, excellent barrier performance, and can effectively prevent the influence of oxygen, water vapor, etc. on food, extending the shelf life of food. Meanwhile, PA also has high mechanical strength and flexibility.Usage: Commonly used as packaging material for meat, cheese, dry goods and other foods, such as vacuum packaging bags, composite packaging films, etc.When choosing food grade plastic packaging materials, it is necessary to comprehensively consider the characteristics of the food, packaging requirements, and relevant regulatory standards to ensure the safety and applicability of the packaging materials.
04-26Knowledges
Consider the characteristics of foodFood type: Different types of food require different types of packaging boxes. For example, fresh fruits and vegetables require packaging boxes with good breathability to maintain their freshness. Plastic or paper packaging boxes with breathable holes can be chosen; Perishable foods such as meat and seafood require packaging boxes with good preservation properties, and may require the selection of packaging boxes with preservation coatings or vacuum capabilities.Food shape and size: Choose packaging boxes based on the shape and size of the food to ensure that the food can perfectly fit the packaging box and avoid shaking, collision, and damage during transportation and storage. Food with regular shapes such as cakes can be packaged in square or circular boxes; For some irregularly shaped foods, such as loose candies, nuts, etc., flexible and versatile packaging bags or paper boxes can be chosen.Food shelf life: Foods with a short shelf life, such as freshly made bread, pastries, etc., require packaging boxes that can provide good sealing performance and protection to extend the shelf life of the food. Plastic boxes with good sealing performance or paper boxes with sealing covers can be selected; For foods with a longer shelf life, such as canned foods, the focus of packaging boxes is to protect the food from external physical damage and prevent oxidation.Pay attention to packaging materialsSafety: Food packaging boxes must use materials that meet food safety standards to ensure that harmful substances are not released and that food is not contaminated. For example, food grade plastics such as PP (polypropylene) and PET (polyethylene terephthalate) should be selected for plastic packaging boxes; Paper packaging boxes should pay attention to whether their ink is environmentally friendly and whether there are harmful substances such as fluorescent whitening agents.Environmental friendliness: With the increasing awareness of environmental protection among consumers, choosing packaging boxes made of environmentally friendly materials can help enhance the brand image of businesses. Degradable materials such as PLA (polylactic acid), starch based materials, and recyclable materials such as paper and PET are all good choices. If the target customer group of the merchant is particularly concerned about environmental protection, then packaging boxes made of environmentally friendly materials will be more attractive.Cost: The cost of packaging materials directly affects the profit of businesses. While ensuring the quality and functionality of packaging, it is necessary to choose suitable materials according to one's own budget. Generally speaking, paper packaging boxes have relatively low costs and are suitable for food consumption by the general public; Some high-end foods or foods with higher packaging requirements may choose plastic or glass packaging boxes with slightly higher costs but better quality.Pay attention to packaging designBrand display: Packaging boxes are an important carrier for brand promotion, which should be able to highlight the brand's characteristics and image. By designing unique brand logos, color combinations, and graphic elements, consumers can easily identify their brand among numerous products. For example, Coca Cola's red packaging and unique logo make it highly recognizable in the market.Information dissemination: The packaging box should clearly indicate the relevant information of the food, such as name, ingredients, shelf life, consumption method, storage conditions, etc., to facilitate consumers' understanding of product information and also comply with relevant regulatory requirements. In addition, according to the characteristics of the food, some attractive promotional slogans or product selling points can be added to attract consumers' purchasing desire.Aesthetics and attractiveness: An attractive packaging design can stimulate consumers' interest in purchasing. Design packaging styles that match the positioning and target customer group of the food. For example, for children's food, packaging designs with bright colors and cartoon images can be used; For high-end gift foods, a simple and exquisite design style can be adopted to enhance the product's sense of grade.Consider packaging functionalityProtection function: The packaging box should be able to protect food from damage and spoilage during transportation, storage, and sales. This requires the packaging box to have certain strength, toughness, and compression resistance, and be able to withstand certain external forces such as compression and collision. For example, for fragile foods such as cookies, chocolates, etc., packaging boxes with cushioning structures or lining can be chosen to provide shock absorption protection.Convenience: The design of packaging boxes should take into account the ease of use for consumers. For example, packaging design that is easy to open and close, making it convenient for consumers to access food; Some packaging boxes with handles or portable designs are convenient for consumers to carry; For some foods that need to be consumed multiple times, packaging with sealed zippers or reusable seals can be chosen to facilitate consumers in storing leftover food.Preservation function: For some perishable and easily oxidized foods, the packaging box needs to have a certain preservation function. For example, using vacuum packaging, nitrogen filling packaging, or adding preservatives to extend the shelf life of food. Some high-end food packaging boxes also use special preservation techniques, such as modified atmosphere packaging, to maintain the freshness and taste of the food by adjusting the gas composition inside the packaging box.Choose the appropriate supplierReputation and Qualifications: Choose packaging suppliers with good reputation and qualifications to ensure that they can provide packaging boxes that meet quality standards. Suppliers' reputation and qualifications can be evaluated by examining their production licenses, quality certification certificates, customer evaluations, and other methods.Production capacity and delivery time: Suppliers should have sufficient production capacity to meet the merchant's order requirements and deliver on time. When selecting a supplier, it is important to understand their production scale, equipment condition, and production schedule to ensure that they can provide sufficient quantities of packaging boxes within the specified time to avoid affecting the product's market sales.After sales service: Good after-sales service is also an important factor in choosing suppliers. Suppliers should be able to promptly address any issues encountered by merchants during the use of packaging boxes, such as packaging quality problems, design modifications, etc. At the same time, certain technical support should be provided to help businesses optimize packaging design and choose suitable packaging solutions.
04-26Knowledges
Good Transparency: PET has extremely high transparency, making the food inside the food box clearly visible, making it easy for consumers to view the appearance and condition of the food. This is very beneficial for displaying the freshness and attractiveness of the food, and is commonly used for packaging fruits, pastries, salads, and other foods.Strong chemical stability: PET lunch boxes and tableware have good chemical stability and are not easily subjected to chemical reactions with acid, alkali, and other components in food, thus avoiding the impact on food quality. They can maintain the original flavor and nutritional content of food well and can be used to hold various types of food, including acidic beverages, pickled foods, etc.High mechanical strength: PET material has high hardness and toughness, and the food boxes and utensils made of it are not easy to break or deform, and can withstand a certain degree of compression and collision. It can protect food well during transportation and use, and is also convenient for stacking and storage, saving space.Good hygiene and safety: PET is a non-toxic and odorless material that meets food packaging hygiene standards. It does not release harmful substances and is harmless to human health. It can be safely used in contact with various types of food.Easy to process and shape: PET has good processing performance and can be made into various shapes and specifications of food boxes and tableware through various molding processes such as injection molding and blow molding, meeting the needs of different food packaging. It also has high production efficiency and can be produced on a large scale.Strong recyclability: PET is a recyclable material that can be processed and reprocessed into fibers, plastic particles, etc. for the production of other plastic products or textiles, which helps reduce environmental pollution and conforms to environmental protection concepts.
04-26Knowledges
