How does a sofa look good or bad?
Low price with a little pine hardwood, useful medium, in the framework of northeast larch, pine than the general hard, not easy to deformation, biting nails firmly. Outside the wood in the United States, yellow poplar, deformation, cracking, texture clear.The skeleton of the auxiliary structure, as well as single panels, MDF, plywood and so on, not only material difference is great, environmental performance difference is also very big, especially formaldehyde content, have to consider.
The sofa is wood structure, wood, pine, and even the old wood and sheet. Many consumers believe that the more heavy furniture the better, in fact, should be the same material furniture, the more heavy the better. Some furniture with cape, leftover material, and even bark filling, sofa backrest or handrails side, the weight is not light, but the use of a long time will break.
There are two types of cushions for sofas. One is spring bags, and the other is full sponge. Low end sofa is also useful snake shaped vertical spring and foam rubber, doll sponge, this deformation is not durable, rubber hardening uncomfortable, basically only 3~5 years of life. The medium and high-end products are made of firmer high elasticity bandage and hard - won S - shaped transverse spring, and the filling material mainly has high resilience memory spongeCushion should choose 36 kilograms / cubic meters of high foam foam sponge, back pad should use density 25 kg / cubic meters of high foam foam sponge, not easy to deformation.Filling and cotton sofa, generally placed in the sponge layer, increase the flexibility of the sofa comfort. The sofa corner and back in the area there is filled with cotton, soft and fluffy, feel smooth, warm and comfortable, good permeability. Latte is a classic product, also used down, which should be considered the best filler, warm, comfortable, breathable, comfortable sitting feeling, but also in accordance with the different parts of the body, automatic modeling and set off.
