Sponge

Warmly congratulate "Nangong Charm Light and Shadow Grinding Material Co., Ltd." official website officially launched

Nangong Charm Light and Shadow Grinding Material Co., Ltd. was established in 2002 with a total investment of 10 million yuan. It is an enterprise integrating R & D, design and manufacturing of polishing products. The company is located at the junction of Nangong City, which is known as "Dry Wharf" in history, and Qinghe City, which is "the capital of cashmere.

Can sponge really be soundproof?

First, it can be soundproof, but the sound insulation is very poor, and the sound absorption effect is good. Filling it into the cavity can solve the cavity resonance and absorb Senior high school low-frequency noise. Second, specific analysis and suggestions: sponge is a kind of foam (scientific name is polyurethane soft foam), but it has low density, easy water absorption, poor sound insulation effect and flammability; It is recommended that you use polyurethane insulation board (polyurethane hard foam), which is the same raw material as sponge, but the production process is different, and the raw materials used are also different.

Production and Application of Automobile Seat Cover Sponge

Car seat sponge is an important part of car seats, and it is directly related to the comfort of drivers and occupants in the car. At present, the production of automobile seat sponge is mainly based on the corresponding chemical reaction between polyols and isocyanates, pouring in molds with different appearance shapes and structures, forming, curing, product removal, mold cleaning, mold release agent spraying, product embedded Parts installation and other steps are composed.

Can car scratch polishing be thrown away?

Car scratch polishing can be thrown away. Polishing is to throw away the outermost layer of car paint with a polishing machine to expose the undamaged car paint inside. The polished car will be like a new car, but the car paint has a certain thickness. The car paint is thinner every time it is polished, and the polished car paint is easier to scratch than before.

What is the role of the car polishing disc

Car polishing is a kind of polishing the car before waxing or coating the car. Because the car looks shiny after waxing after polishing, and generally the car that has not been polished is waxed. The effect is not long.