What is the three pit carton?
The corrugated plate is formed by hanging paper and corrugated corrugated waveform processing rod bonding, generally divided into single and double corrugated cardboard corrugated board two, according to the size of corrugated is divided into: A, B, C, E, F five types. The invention and application of corrugated paper has more than 100 years of history, has the advantages of low cost, light weight, easy fabrication, high strength, good printing adaptability, convenient transportation advantages like storage, more than 80% of the corrugated paper can be recycled by corrugated paper, can be used as food or digital products packaging, relative environmental protection, widely used.
Corrugated boxes are made of corrugated cardboard and are the most widely used paper containers. They are widely used in transportation and packaging. Corrugated box is widely used because it has many unique advantages: good cushioning performance. Light and firm. The shape is small. Sufficient material and low cost. Easy to automate production. The packaging operation cost is low. We can package a variety of items. The small amount of metal. - good printing performance. The Recyclable multiplexing.
Corrugated paperboard is made of adhesive paper, paper, core paper and corrugated corrugated paper. According to the demand of commodity packaging, corrugated paperboard can be processed into single-sided corrugated paperboard, three ply corrugated paperboard, five ply, seven ply and eleven ply corrugated paperboard.
The so-called "three pit" carton, refers to the carton cardboard by seven layers of corrugated paper through the pit machine paper glued from the carton.Cartons, also called corrugated boxes, are made of cardboard. Cardboard by a layer of corrugated paper through the pit paper machine, and usually has three layers (Dan Keng), five (double pit), seven (three pit), etc..