3 Major frame structures inside the sofa

At present, there are mainly three main frames of sofas on the market.

1. Solid wood structure sofa

Solid wood sofa structure is quite rare in the market. Because of the shortage of wood resources, the drying technology and tenon and tenon connection of hard miscellaneous wood are technically difficult.

In addition, sofas with real solid wood structure are quite expensive. It has the characteristics of high value, good environmental protection, long service life, etc.

2. Board-wood structure

Wooden beams and upright supports, combined with multi-layer composite boards and a structural skeleton made by nailing. This kind of structural material has low cost, simple manufacturing process, convenient molding, and high manufacturing efficiency. It is a process structure widely used at present. However, the high formaldehyde content of the multi-layer composite sheet is easy to cause pollution and emit peculiar smell.

3. Board-wood combined frame

The main part is made of solid wood, and the minor part is made of MDF or multi-layer board.

It is the most commonly used frame type for sofas on the market. Because the production process is simple and the cost is low.

Different structures have their own advantages and disadvantages. Appropriate choices should be made according to their own characteristics.