Courier Plastic Bag

Abstract: The anti-static bubble bag used for packaging electronic components should have a good moisture-proof effect, so the moisture resistance of the bubble bag needs to be strictly controlled. This article uses the W3 / 030 water vapor transmission rate tester to test the water vapor transmission rate of the anti-static bubble bag samples, and details the scope of equipment, test principle and test process, so as to effectively verify the anti-static bubble bag pair for the enterprise The...

The choice of paper roll type is determined by the machine type, speed, degree of automation, paper receiving method, etc. Sort by the number of paper rolls 1) Single paper roll, one paper feeder can only load one paper roll. After the paper roll is used up, stop the second paper roll, pick up the paper manually after loading the paper roll, and then start printing. This kind of paper feeder needs to stop the machine every time a paper roll is used up, so it is generally used on machines with...

With the development of the take-out industry, more and more restaurants and supermarkets have started to provide take-out services, and the take-out service is inseparable from thermal paper for take-out printing. Each customer's takeout will have a takeout list printed on thermal paper, so which type of thermal paper is best for takeout? Due to the particularity of the takeaway industry, special thermal paper for takeout needs to have the following characteristics: good waterproof, stable...

1. Thermal paper concept Thermal paper, also known as thermal recording paper, thermal copy paper, and thermal fax paper, was first developed by American 3M (MinesotaMiningInkCharacter) in 1951. Colorless dye two-component thermal paper is processed paper coated with a special coating. It is a carrier made of paper and the like. The recessive colorless dye, developer, sensitizer, adhesive, etc. are used as heat. Information paper for heat-sensitive recording effect of heat-induced color...