1. Selection of waste materials

Before sealing the stone samples, the designer should communicate with the quantity of the stone and the requirements of the effect drawing, and submit the corresponding samples to meet the requirements. After sample sealing, according to the final requirements of customers, the mine unified pit mouth that meets the requirements is selected to select waste materials for production. All waste materials are numbered and stored in the mine.

2. Cutting of waste materials.

After the raw material arrives at the factory, the inspectors will make a preliminary evaluation of the raw material on the spot, store it in the warehouse according to the pattern and stone grade number, and give cutting suggestions according to the specifications of the raw material, so as to improve the utilization rate as far as possible.

Sand saw, disc saw workshop will select the suitable scrap number according to the preliminary report of scrap material class, and then collect scrap material according to the number, arrange scrap cutting. After the same scrap is cut, each piece of large plate is numbered according to the format of "scrap number + plate number". After the second inspection by the inspector, the inventory of the board is made. Such a numbering inspection method can ensure that stones in the same area use the same area or even the same scrap material. In the future, when the same project needs supplementary supply, the most similar color stones can also be found according to the plate number.

3. Sheet metal cutting

The control of color and quality in bridge cutting workshop is mainly embodied in the process of processing. Before the processing of specification cutting, the stone to be cut will be inspected as a whole. For cracked lines and gallbladder parts, the reasonable avoidance will be made, and the rate of finished products will be increased as far as possible.

4. Protection processing

The protective treatment uses imported Scan protective agent, which can be divided into oil and water. Generally, it is repeated brushing on 6 surfaces for more than 3-5 times.

5. Typesetting test

All materials will be rehearsed in the factory before installation. Under natural light, make sure the color is even and natural.

6. Numbered packaging

After protective treatment and layout inspection of qualified products, the packer will pack each piece of qualified products according to the layout effect according to the installation direction number, and will attach more than two layout sketches to the outer packing box.