RETF Structure Fit Low Height OEM Design Kraft Colorful Corrugated Double Sides Printing Carton Delivery Shipping Paper Gift box

Ⅰ Material Structure

Corrugated board

◆Corrugated board is a multi-layer adhesive body, which is composed of at least one layer of corrugated core paper inter layer (commonly known as “pit sheet”, “corrugated paper”, “corrugated core”, “corrugated base paper”) and one layer of cardboard (also known as “box board paper”, “box board”).

◆It has high mechanical strength and can resist collision and fall in the process of handling. The actual performance of corrugated cardboard depends on three factors: the characteristics of the core paper and cardboard, and the structure of the carton itself.

Corrugated paper

◆Corrugated paper is made of hanging paper and corrugated paper formed by corrugated roller processing and bonding board.

◆Generally divided into single corrugated board and double corrugated board two categories, according to the size of corrugated is divided into: A, B, C, E, F five types. 

Ⅱ. Application Scenarios

◆Corrugated cardboard  

Corrugated cardboard began in the late 18th century, the early 19th century because of its light weight and cheap, wide use, easy to make, and can be recycled or even reused, so that its application has a significant growth. By the beginning of the 20th century, it had been widely used to make packaging for a wide variety of commodities. Because the packaging container made of corrugated cardboard has its unique performance and advantages to beautify and protect the goods inside, so it has achieved great success in the competition with a variety of packaging materials. So far, it has become one of the main materials for making packaging containers, which has been used for a long time and presented rapid development.

◆Corrugated boxes

Corrugated boxes are made of corrugated cardboard, is the most widely used paper container packaging, widely used in transportation packaging.

Corrugated box is widely used because it has many unique advantages:

① good cushioning performance.

② Light and firm.

③ Small size.

④ Sufficient raw materials, low cost.

⑤ Easy to automate production.

⑥ Low cost of packaging operations.

⑦ can pack a variety of items.

⑧ less metal consumption.

⑨  Good printing performance.

⑩ Recyclable and reusable

Ⅰ. Box Type

◆Carton (hard paper case)

Carton is the most widely used packaging products. According to different materials, there are corrugated cartons, single-layer cardboard boxes, etc., with various specifications and models.

◆Carton commonly has three layers, five layers, seven layers are less used, each layer is divided into inner paper, corrugated paper, core paper, face paper. Inner& face paper to be brown kraft paper, white greyboard, ivory board, black card, art paper and so on.All kinds of paper color and feel are different, different manufacturers of paper (color, feel) are different.

◆Customized Structure

Carton structure can be customized according to customer requirements. 

Common structures are:

①cover type structure,

②shake type structure,

③window type structure,

④drawer type structure,

⑤carrying type structure,

⑥display type structure,

⑦closed structure,

⑧heterogeneous structure and so on.

Ⅱ Carton Printing

◆Printing Technology

Common carton printing process Carton printing technology, the process is simple, economical and practical. By the majority of the market carton demand is large, main printing process as follow:  offset printing,  flexo printing , UV printing , gravure printing process and so on.

◆Pinting Machine

 ◆ Hexing printing equipment

❶ MITSUBISHI 6- color Offset Press

• Specification of equipment: 1850X1300mm

•Main performance: printing big-size surface paper

•Advantage: automatic setup plate, computer automatically adjusting ink，printing 10000 pieces per hour.

❷ Heidelberg 5-color offset press

• Specification:1030X770mm

❸ Kodak CTP

• （VLF）CTP plate maker 

• Specification: 2108X1600mm