Polyurethane can be used in the manufacture of plastics, rubber, fibers, rigid and flexible foams, adhesives and coatings, etc. It can be used in various fields of people’s lives and has a wide range of applications.
1. Polyurethane foam:
Divided into rigid polyurethane foam, semi-rigid pol...
Our understanding of aviation seats generally refers to the seats loaded on the aircraft. An airline seat in the true sense is a widened seat with independent armrests and leg rests that can be converted into a recliner.
This kind of seat installed on the car is generally referred to as “av...
1. How to choose a polyurethane memory foam pillow
At present, various polyurethane materials can be found on the market to produce pillows, and the prices vary greatly. Many consumers complain that the pillow does not spring back after purchasing, has no texture in the hand, and the pillow also ...
1. Let’s first understand the assembly of car seat components. There are many kinds of upper parts of car seats: headrests, armrests and backrests, and many kinds of lower parts. Generally, there are: cushions, slide rails and bottom supports, and the better ones are foot drags, shock absor...
U-shaped pillows are popular nowadays and have long become a must-have item for people. U-shaped pillow is a pillow designed according to the engineering of the neck, which can provide the most even, soft and real support for the head and neck.
The material of the U-shaped pillow is generally a ...
1. Polyurethane is wear-resistant, and its wear resistance is very outstanding, generally within the range of 0.01-0.10 (cm3)/1.61km, which is about 3-5 times the wear resistance of rubber. Polyurethane also has oil-resistant properties, because Polyurethane is a kind of strong polar polymer comp...
The benefits of gel pillows include improved sleep and relief of neck pressure. However, if you choose a gel pillow with poor quality or inappropriate hardness, it may cause certain harm to your body.
1. Benefits:
1. Improve sleep: The gel pillow is made of special tactile material, which h...
When many people hear anti-decubitus cushions and mattresses, the first thing they think of is inflatable anti-decubitus cushions, but now few people know about gel cushions. So what is a gel pad, what are its special features and benefits?
First of all, let’s introduce gel. Gel is a...
1. The shock absorber is not installed properly. The shock absorber bolts may not be tightened, resulting in a virtual position when the shock absorber is working, resulting in abnormal noise;
2. There is a problem with the quality of the new shock absorber itself. The abnormal sound of the new s...
1. Oil leakage: Check the shock absorber through the wheel arch with a flashlight. When it is found that there is oil leakage outside the shock absorber, it means that the shock absorber has been damaged.
2. Loose chassis: When the vehicle travels to a bumpy road section, if the body posture is f...
1. First, loosen the nuts of the four wheels (generally, the four shock absorbers are replaced at the same time) in diagonal order, and do not completely unscrew them. Then use the lift to lift the car, it doesn’t need to be too high, the wheel is just a certain distance from the ground, wh...
Many car owners tend to choose leather seats when buying a car, which will look very elegant and high-quality, and leather seats have the advantages of comfort and anti-fouling. However, leather has many advantages, but there are also many disadvantages. Just the long-lasting smell makes many peo...
