The kind of sponge is best, the sofa used
The sofa is divided into yellow leather and buffalo leather, according to the number of layers is divided into the first layer of skin, two layers of leather and three layers of skin; by origin is divided into domestic skin and imported skin. Imported leather to Italy and Germany imported the first layer of yellow leather quality, in line with strict environmental requirements, high color fastness, flexibility and good air permeability, high mechanical strength, especially tear strength and tensile strength. High-quality leather sofa must be used in the first layer of yellow leather.
Buy leather sofa to choose leather. Leather sofa is divided into full leather sofa and half leather sofa, each set of leather sofa to consume the equivalent of 10 cattle cowhide, high value, breathable and environmentally friendly performance, Europe and the United States and other developed countries generally use the whole leather sofa. Half of the sofa in the back of the sofa, the bottom and some other hidden parts to PU leather or artificial leather PVC instead of leather, but the body directly contact parts are still higher value of leather, thereby reducing the cost of the sofa, more affordable.
Nowadays high-grade sofa seat and the back of the bottom of the use of nylon and snake spring cross-net structure, above the layered bedding high foam, spray rubber and light foam. This cushion is good, sitting comfort. Mid-range sofa and more to pressure-resistant fiberboard for the seat and back of the floor, above the layered bedding in the density of foam and spray cotton. This cushion is slightly harder, slightly less resilient.
Hands around the whole sofa around the force repeatedly shake, shake, if the feeling is better, that the framework of a solid. And then discuss with the business staff, open the seat under the cloth at the corner of the view, if no bad, no insects, no scars, without bark or wood of the smooth and hard wood production, and material and material convergence is not With nails nails, but with a mortise or engraved with each other bite, and then glue the prison, there is no problem.
