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Material Advantages Of Pu Office Chairs
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In a day, office hours will occupy most of our time, that is to say, we will sit in the office most of the time, so comfortable PU office chairs must be indispensable. Today we talk about his materials.
PU material has many advantages: low density, soft texture, comfortable and light to wear; good dimensional stability, long storage life; excellent wear resistance and flexural resistance; excellent shock absorption and anti-skid performance; better temperature resistance; Good chemical resistance, and so on.
Polyurethane slurry is divided into two categories: wet method and dry method. It is a polymer solution system with a transparent or slightly turbid appearance, and the solid content is about (30-35)%, that is to say, among them (65-70) % Is the solvent. Simply put, 1 ton of slurry contains (650-700) kilograms of solvent. For the dry process, it contains so much toluene and methyl ethyl ketone. The amount of toluene is larger because the solubility of toluene is better. The wet process, it contains 650-700 kg of pure DMF. Therefore, for the slurry, the price changes of toluene and DMF greatly affect the cost of the slurry, because the amount is very large.
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