Cooler bags generally have a cold storage time of more than 6 hours, and the effect is better than traditional ordinary iron-clad cold storage boxes and plastic boxes. It is very convenient to use, clean and hygienic.
Portable, lightweight, stylish design, food can be kept warm for a long time, easy to use, suitable for outdoor picnics and daily life (for example: can be used for children to bring lunch to school. You can enjoy fresh food at any time, but also to ensure hygiene and health.)
1. Spunlace: It is to spray a high-pressure fine water stream onto one or more layers of fiber webs to make the fibers entangled with each other so that the fiber webs can be reinforced and have a certain strength. 2. Heat-sealing non-woven bag: refers to adding fibrous or powdery hot-melt adhesive reinforcement material to…
Non-woven bag printing is generally screen printing, divided into watermark, ink printing, and offset printing. The cost of ink printing is relatively low, and offset printing is the highest. The above printing can only print simple colors. If there are gradual colors, it can only use the process of laminating or thermal transfer, but the…
Process requirements for coated non-woven bags: 1. When laminating the film, pay attention to whether there is blistering and weak composite. 2. Cutting: Each set of plates has a white line, and the error should not exceed 1-5 mm during cutting. 3. The small wrinkle area of each piece cannot go over 2 places. 4.…
Ultrasonic process, 80 grams of non-woven fabric, the weight of this bag should be about 35 grams, 90 grams is about 39 grams of the sewing process, 80 grams of non-woven fabric, about 40 grams, 90 grams of non-woven fabric 45 About grams. This is the weight without printing, if there is printing weight, it…
First, it is important to see whether the fabric is new material. Since the non-woven fabric is a kind of fabric that is easy to decompose, when the inventory time is too long, it will seriously affect its service life. New materials generally have much better standing and toughness. Second, look at its printing. The…
With the development of the domestic economy, various industries pay more and more attention to the automation of production. As the most frequently used jumbo bags in various industries today, jumbo bags are widely used in various industries because of their superiority. Especially for the unpacking application of cement, sand, coal powder, activated carbon, quartz…
Canvas bags are very convenient to use and suitable for many occasions; the fabrics are rich in color, and the styles are generally simple and practical; the key is very strong and heavy-bearing; the material is taken from natural cotton, feels good, and is suitable for use close to the skin, fashionable and environmentally friendly;…
Common sizes of paper bags: According to height * width * wall width, the unit MM is: 130*90*30, 150*100*30, 150*110*30, 190*135*50, 200*145*50, 200*150*50, 300* 200*60, 320*230*60-70, 320*240*60-70, 390*290*60-80, 440*320*60-80, 450*340*60-80, 600*420*80- 100, 650*450*80-100, 700*480*80-100. Of course, other sizes can also be designed according to the characteristics of the company’s products.
Paper bags are more and more widely used. Shopping in supermarkets, shopping malls, shoe stores, clothing stores, etc., generally have paper bags, so that customers can carry the purchased items. For food packaging materials, its primary function is to provide convenience and practicality. In this regard, the strength of the paper bag gives it an…
People in the paper bag packaging industry measure the thickness of paper in grams. How many grams is a square meter of paper Paper bag According to the material: kraft paper bags, white cardboard bags, copper paper bags, double-adhesive paper bags, special paper bags, divided into 60gsm, 70gsm, 120gsm, 128gsm, 157gsm, 200gsm, 210gsm, 230gsm, 250gsm,…
Plastic bags are recyclable garbage. However, it should be noted that contaminated plastic bags, plastic wrap, disposable plastic tableware, and plastic bags with poor transparency and flexibility are not recyclable garbage, but non-recyclable dry garbage. Clean plastic bags, plastic foam, packaging, etc. are all plastic, which can be decomposed and reused. Therefore, only plastic bags…
1. After the computer processes the text or pattern-produce the film-make a screen (the screen frame is ready). 2. Lay the plastic bag flat on the printing machine (or the screen printing platform, if not, it is better to fix it by other means). 3. Choose the appropriate color paste or ink, pour an appropriate…
1. Composition and classification of filter bags 1. Filter bag composition The filter bag is the core component of the bag filter. The outer filter bag type dust collector is composed of a filter bag and its accessories. The accessories of the outer filter bag include venturi, frame, bag mouth elastic ring, etc. The accessories…
The filter bag specifications of the bag filter generally have diameters: 120, 130, 152, 180, 200, 250, 292, 300mm, etc.; lengths are: 2000, 2400, 2480, 2800, 3060, 3200, 3600, 4000, 4400.
Polyester filter bag (PE filter bag) is made of polyester fiber filter cloth, pure fiber is manufactured by needle punching method, forming a three-dimensional, highly fluffy three-dimensional depth, tortuous filter layer. Its characteristic is that the fibrous structure is loose, which increases the capacity of impurities; the product is a compound interception mode, which effectively…
Cleaning 1. General chemicals: remove the filter bag, shake it gently, pour out the dust and foreign matter in the filter bag, soak it in drinking water for no more than 20 minutes, remove it, rinse with drinking water and pat gently Wash until the washing water is clear. After drying flat in a clean…
1. Good heat resistance, can be used for a long time below 280℃ 2. The dust is easy to peel off 3. Good dimensional stability, the glass fiber itself does not shrink within the standard temperature 4. Good chemical corrosion resistance, acid and alkali resistance. 5. High filtration efficiency, which can reach more than 99.5%…
Process: seam, hot melt welding, precision: 1.0~300um Size: 1#(φ180*420mm) 2#(φ180*810mm) 3#(φ105*230mm) 4#(φ105*380mm) 5# (φ150*520mm) Y series (φ202*330mm) and other non-standard sizes The surface is treated with special singeing, which can effectively prevent the fiber from falling off and polluting the filtrate. The fluffy and uniform three-dimensional filter layer has a very high ability to capture…
