What are the characteristics of food grade packaging kraft paper ?
1. It has the characteristics of stable performance, moisture-proof, oil-proof, low-temperature freezing resistance, fresh-keeping and quality-keeping. It is suitable for vacuum packaging, aseptic packaging and other fields.
2. Compared with glass and plastic packaging, the cost of kraft paper for food packaging is 10 to 20 percentage points less when the same barrier effect is achieved.
Kraft paper is a tough water-resistant packaging paper, which is brown and yellow. It is widely used in making paper bags, envelopes, workbooks, record sets, files and sandpaper. Quantitative range is from 80g/m2 to 120g/m2. There are differences between web paper and paperboard, and between single-sided light, double-sided light and striped paper. The main quality requirements are flexible and strong, high burst resistance, can withstand greater tension and pressure without breaking. Kraft paper has high tension, single light, double light, stripes, no lines and so on. Mainly used for wrapping paper, envelopes, paper bags and printing machine drum lining.
Kraft paper usually retains its yellowish-brown color and is suitable for bags and wrapping paper. Depending on the nature and use, kraft paper has different uses. Kraft paper is a general term for paper, which has no definite specifications. It is generally classified according to its properties and uses.
According to the different colors, it can be divided into: original kraft paper, red kraft paper, white kraft paper, flat kraft paper, single kraft paper, double kraft paper and so on.
According to the different uses, it can be divided into packaging kraft paper, waterproof kraft paper, moisture-proof kraft paper, rust-proof kraft paper, typesetting kraft paper, process kraft paper, insulated kraft paper, Kraft sticker and so on.
According to the different materials can be divided into: recycled kraft paper, Kraft core paper, Kraft base paper, rough kraft paper, Kraft wax paper, wood pulp kraft paper, composite kraft paper and so on.
