Polyurethane Knowledge
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Daily maintenance of polyurethane foaming machine
Polyurethane foaming machine can be used for automobile interior decoration, thermal insulation wall spraying, thermal insulation pipe manufacturing, and processing of bicycle and motorcycle seat sponges. So what do you need to use when using a polyurethane foam machine? Next, we will introduce i...Read more -
How is the cold resistance of polyurethane materials in polyurethane foam equipment？
Among all kinds of polyurethane products, polyurethane high-pressure foaming machine foam is an important part. The main feature of polyurethane coating is that it has porosity, so the relative density is small, the specific strength is high, and it also has sound insulation, shock resistance, el...Read more -
Why are there bubbles in the production of polyurethane integral skin foam products?
In the production process of PU integral skin foam, there are some problems such as: pinholes, air bubbles, dry scars, less material, uneven surface, poor fracture, color difference, soft, hard, release agent and paint are not sprayed well, etc. The occurrence of the phenomenon, let’s talk ...Read more -
The main reason for abnormal pressure of polyurethane high pressure foaming machine
The foaming quality of the polyurethane high-pressure foaming machine is the standard for determining the performance of the foaming machine. The foaming quality of the foaming machine should be judged based on the following three aspects: foam fineness, foam uniformity and foam bleeding. The amo...Read more -
WHY ARE THERE BUBBLES IN THE PRODUCTION OF POLYURETHANE INTEGRAL SKIN FOAM PRODUCTS?
In the production process of PU self-skinning, there are some problems such as: pinholes, air bubbles, dry scars, less material, uneven surface, poor fracture, color difference, soft, hard, release agent and paint are not sprayed well, etc. The occurrence of the phenomenon, let’s talk about the p...Read more -
OPERATION MATTERS AND PURCHASING SKILLS OF POLYURETHANE HIGH AND LOW PRESSURE FOAMING MACHINE
Polyurethane foaming machine is a special equipment for infusion and foaming of polyurethane foam. As long as the polyurethane component raw materials (isocyanate component and polyether polyol component) performance indicators meet the formula requirements. Uniform and qualified foam products ca...Read more -
DO YOU REALLY UNDERSTAND THE EARPLUGS THAT CANBE FOUND EVERYWHERE?
With modern people’s busy life and high work pressure, good sleep quality is more and more critical. Many people are deeply affected by noise pollution due to the problem of their living environment, and it is difficult to ensure the quality of sleep, which will affect their daily work and life o...Read more -
APPLICATION STATUS AND PROSPECT OF FOAMING TECHNOLOGY IN AUTOMOBILE WIRING HARNESS
In recent years, China’s automobile industry has developed rapidly, and polyurethane, one of the polymer materials, is used more and more widely in auto parts. In automotive wiring harness products, the main function of the wire harness guide groove is to ensure that the wire harness is safely p...Read more -
WHAT IS POLYURETHANE INSULATION BOARD?
Features of polyurethane insulation board: 1. There are many specifications and varieties, the range of bulk density: (40-60kg/m3); the range of length: (0.5m-4m); the range of width: (0.5m-1.2m); the range of thickness: (20mm-200mm). 2. The cutting precision is high, and the thickness error is ±...Read more -
WHICH IS BETTER, RUBBER SOLE OR PU SOLE?
With the improvement of everyone’s living standards, everyone has begun to pursue a high-quality life in all aspects. It is also in the choice of shoes. The experience brought by different shoes is also different. The common ones are rubber soles and polyurethane shoes. Difference： Rubber soles ...Read more -
Development Status Of Polyurethane Industry In 2022
The polyurethane industry originated in Germany and has developed rapidly in Europe, America and Japan for more than 50 years, and has become the fastest growing industry in the chemical industry. In the 1970s, the global polyurethane products totaled 1.1 million tons, reached 10 million tons in ...Read more -
2022 Four Factors Drive The Future Development Of Polyurethane
1. Policy promotion. A series of policies and regulations on building energy conservation have been promulgated in China. The energy conservation and emission reduction of construction projects is the key investment direction of the government, and the building energy conservation policy has beco...Read more