According to the purpose of inspection, Kunshan Carton Factory can be divided into control inspection, acceptance inspection, quality agency inspection appraisal.

On the premise of ensuring the quality of carton products, carton enterprises can set up quality inspection agencies staff quality inspection personnel according to local conditions. Process inspection generally has the following forms. First article inspection. First article inspection is a preventive inspection in the manufacturing process of carton products, which is suitable for a large number of types. The first article inspection shall be inspected by the operator itself approved by a full-time inspector.

Patrol inspection is the flow inspection of the product quality of related processes by inspectors at certain time intervals at the production site. Completion inspection refers to the inspection of a batch of processed products, which mainly refers to the products between processes. Finished product inspection is the last inspection before the corrugated box product reaches the user.

Product physical quality audit

The contents of the physical quality audit of Kunshan carton products are as follows:

The quality defects of the cartons are classified into heavy defects light defects, detailed inspection items are written. After the actual audit, the quality defect items audit results should be recorded. It is necessary to analyze the quality defects in time, fill in the carton quality audit report form as much as possible, report the audit results to the supervisor relevant departments, transmit archive them as quality information materials in a timely manner.

Production site quality control

Create a good production order environment. Maintaining the cleanliness hygiene of the production site is also an indispensable condition for ensuring the quality of the carton, such as the stacking general transportation of the work area, utensils, products, the operating environment of the workers, the cleanliness of the site other factors have an important impact on the quality of the production of corrugated boxes. All should be stipulated. Therefore, the corrugated box production site can be implemented point point for effective control. The measures can be used: to formulate management standards for the production of corrugated boxes, at the same time to regularly check assess the positioning of the site, machinery, equipment, raw materials, work in progress, workstations, appliances. Effective measures reduce bumps, scratches, pollution damage caused by rough handling during carton handling. For semi-finished products work-in-progress, it is necessary to label the label: especially the products that are drawn the cardboard line are printed. If they are listed, they will easily cause confusion errors if they are similar in variety specifications.

Control Corrective Measures for Unqualified Products of Kunshan Corrugated Box Manufacturer

Control identification of non-conforming products: The corrugated cardboard cartons of non-conforming products should be marked, they should be mixed with qualified cardboard cartons. They must be isolated, designated to be placed in a designated area, allowed to be used, transferred, mixed with qualified cardboard boxes for storage without approval. For the treatment of unqualified products, four methods can be used to repair, scrap, change to accessories, sell at reduced prices.

Corrective measures for nonconforming products. For batches of unqualified products, it is necessary to fill in a quality accident report form to find out the root cause of the quality accident, take corresponding measures for effective control to avoid the recurrence of similar accidents. At the same time, a dedicated person is designated to be responsible for the implementation of each measure, to supervise inspect the implementation of these measures to see if the target is achieved. The results of the implementation of the measures the technical modifications are organized into documents for archiving.

To grasp the quality of corrugated boxes, we must start with quality control at the production site of corrugated boxes, focusing on quality prevention, focusing on quality prevention, supplementing quality control, combining prevention inspection, eliminating quality influencing factors in the production process continuously improving The quality of carton products reduces the loss of each link ultimately improves the economic social benefits of the enterprise.

Carton material

Classification of cardboard materials: cardboard materials are classified according to unit area weight. There are mainly the following cardboard materials: K paper: 250g/m² A paper: 175g/m² B paper: 125g/m² 7 paper: 200g/m² 8 paper: 260g/m² C paper: 127g/m² Core paper: Basic 100g/m² Large size 105-110g/m² Reinforced core paper: +Paper 115g/m² There are three five layers commonly used in cartons. Seven layers are used less frequently. Each layer is divided It is lining paper, corrugated paper, core paper, facial paper. There are teaboard paper kraft paper for lining surface paper. Corrugated paper is used as the core paper. The color feel of various papers are different. The paper (color, feel) produced by different manufacturers is also the same, the national standard for corrugated boxes is GB6543-86 "corrugated boxes".