Silica as a filler has significant advantages in many industrial fields, and these advantages are mainly reflected in the following aspects:

1. Improve material properties
Enhance strength and hardness:
In the rubber industry, silica as a filler can significantly improve the strength and hardness of rubber products, making them more durable. This is because the high specific surface area and active surface of silica provide more physical cross-linking points, thereby enhancing the mechanical properties of rubber materials.
Improve wear resistance:
Silica can improve the wear resistance of rubber products and extend their service life. The improvement in wear resistance is due to the uniform dispersion and reinforcement of silica particles in the rubber matrix.
Enhance aging resistance:
Silica can also improve the aging resistance of rubber products, reduce aging degradation caused by environmental factors (such as ultraviolet rays, ozone, etc.), thereby maintaining the long-term stability of rubber products.

2. Improve processing performance
Improve processing performance:
In the processing of rubber and plastics, silica as a filler can improve the fluidity and processability of the material, making the processing process smoother and improving production efficiency.
Optimize product surface quality:
The addition of white carbon black can also improve the surface quality of rubber and plastic products, making them smoother and more delicate, and improving the appearance quality of the products.

3. Improve product functionality
Whitening and thickening effects:
In the coating and ink industry, white carbon black can be used as a whitening agent and thickener to improve the gloss, uniformity and coating coverage of coatings and inks. At the same time, white carbon black can also enhance its weather resistance and chemical corrosion resistance, making the performance of coatings and inks more excellent.
Improve UV resistance:
In the plastics industry, white carbon black can increase the UV resistance of plastics, prevent plastics from fading and aging due to ultraviolet radiation, and maintain the long-term use performance of plastic products.

4. Economic and environmental protection
Reduce production costs:
As a relatively cheap filler, white carbon black can reduce production costs and improve the economic benefits of enterprises while ensuring product quality.
Environmentally friendly:
The production and use of white carbon black has little impact on the environment, which meets the requirements of modern industry for environmental protection and sustainable development.

In summary, as a filler, white carbon black has significant advantages in improving material properties, processing performance, product functionality, economy and environmental protection, etc. These advantages have made white carbon black widely used and recognized in many industrial fields such as rubber, plastics, coatings, inks, etc.