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…
