In daily life, rubber products can be seen everywhere, such as car tires, rice cooker silicone rings, remote control buttons, mobile phone cases. Then we think to see, in addition to the common silicone products, other rubber products sealing rings, shock gaskets, doors and Windows rubber strips, tires. They all have one thing in common, they're all black. Have you ever wondered why?

We all know that the most original color of rubber material is white, but if it is processed directly, the product can not meet the performance requirements of various uses, and there will be problems such as no wear resistance and easy aging. In order to improve these problems, it is necessary to add carbon black, and the addition of carbon black makes rubber products black.

So how do you make rubber colorful? It is by adding color powder to change the color of rubber, color rubber is more common in silicone products. Everyday silicone products show colorful purposes for color recognition and beauty. So why are the common rubber products in the industry mainly black? Why not colorful like silicone products? This is mainly due to the following considerations:

First, stable performance, only according to the performance requirements of the rubber material to add the required additives, the performance is more stable.

Second, the cost reduction consideration, if the rubber products only rubber and carbon black, then the cost is naturally reduced, and the color unity makes the standardization of rubber.

Third, safety, you can imagine the car, if all the streets are running colorful tires, what is the scene, over time and caused vertigo, visual fatigue, the consequences can be imagined.