Light steel keel and aluminum alloy keel are commonly used in ceiling decoration materials, they have their own advantages and disadvantages. The light steel keel is mainly made of light steel, which has the advantages of changeable shape, stable performance, light and strong texture, and is suitable for families with small ceiling load-bearing. The aluminum alloy keel is made of aluminum alloy material, which has the advantages of changeable shape, stable performance, light and strong texture. It is stronger than the light steel keel and is suitable for the family with large ceiling load-bearing. The cost of aluminum alloy keel is high, so it is mostly used in the ceiling decoration of important occasions.

Wooden keel and aluminum gusset ceiling are also common ceiling methods, and their installation methods and advantages and disadvantages are different. The wooden keel ceiling needs to be processed into a suitable size according to the shape of the ceiling, and then assembled on the smallpox, and then the plate is locked on the keel with screws. The aluminum gusset plate ceiling is based on the light steel keel as the skeleton. After the aluminum gusset plate bracket is installed on the skeleton, the aluminum gusset plate can be directly buckled and installed.

Aluminum alloy skeleton and wooden keel are also common ceiling materials. The aluminum alloy skeleton is firm and hard in texture, beautiful in color and not easy to rust. The wooden keel is light wood with high frequency of use, mainly processed from pine, fir, basswood and other trees into rectangular or square strips.