Sofa bed purchase

When buying a leather sofa, you should choose a leather surface. Leather sofa is divided into full leather sofa and half leather sofa, each set of full leather sofa to consume the equivalent of 10 cattle cowhide, the value is very high, breathable and environmental performance is good, Europe and the United States and other developed countries generally use full leather sofa. Half-leather sofa in the back, bottom and some other hidden parts of the sofa with PU leather or artificial leather PVC instead of cowhide, but the direct contact parts of the human body are still high value cowhide, thereby reducing the cost of the sofa, more economical.

Sofa leather is divided into yellow cowhide and buffalo leather, and is divided into the first layer of leather, the second layer of leather and the third layer of leather according to the number of layers; According to the place of origin, it is divided into domestic leather and imported leather. The imported leather is of the best quality to the first layer of yellow cowhide imported from Italy and Germany, which meets strict environmental protection requirements, with high color fastness, good elasticity and air permeability, high mechanical strength, especially high tear strength and tensile strength. High-quality leather sofas must be made of the first layer of yellow cowhide.

When buying a leather sofa, the leather surface should be rich and shiny, no scars, and the texture is delicate, pinch a place with the tips of your fingers and drag it up, it should feel flexible and powerful, and the wrinkles can disappear or not obvious after sitting, so the leather is a good leather.

When purchasing fabric sofas, it should be noted that the seat and back cover of the sofa should be a looper structure, and the high-end fabric sofa generally has a cotton lining, and other easily stained parts should be able to be changed. The sofa fabric should be relatively thick, its gram weight of more than 300 grams of square meters is more durable, and it must be ensured that the surface is not pilled after rubbing more than 12,000 times. Sofa fabrics can be divided into domestic and imported, European and American professional manufacturers of sofa fabrics with excellent quality, very small color difference, high color fastness, no weft oblique fabrics, especially some high-grade fabrics to improve the anti-fouling ability, the surface has also been specially treated.

Imported high-grade fabrics also have antistatic, flame retardant and other functions. When buying a fabric sofa, you should choose a fabric with fine and smooth warp and weft threads, no jumping wires, no exposed joints, and a tight feel. Sewing should see whether the stitches are uniform and straight, and the seams with both hands should be tightly picked to see if they are tight, and whether the edges of the teeth are round and plump.

High-grade sofa cushions should use high-elastic foam foam with a density of more than 30 kilograms of cubic meters, and back cushions should use high-elastic foam foam with a density of more than 25 kilograms of cubic meters. In order to improve the comfort of sitting and sleeping, some foams are also softened without reducing density, and some are equipped with vertical springs in the cushions to make the sofa have higher resilience and anti-aging performance. Under normal circumstances, it is best to have a recess of about 10 cm in the sofa cushion after the human body sits down.