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2026
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05
Green Production and Sustainable Development Trend of Food-Grade Silica
With the advancement of China's "dual carbon" goals and increasingly stringent environmental protection policies, green production has become the core competitiveness of food-grade silicon dioxide manufacturers.
With the advancement of China's "dual carbon" goals and increasingly stringent environmental protection policies, green production has become the core competitiveness of food-grade silicon dioxide manufacturers. The concept of sustainable development has also run through the whole chain of production, processing and recycling, driving the industry to shift towards low-carbon and eco-friendly development.
In terms of production process upgrading, leading enterprises have adopted clean production technologies. Zhongqi has piloted a "natural gas replacing coal" fumed silica production process, cutting carbon emissions by 15%-20%. Shandong Zhonglian has promoted the upgrade of the dust-free production process, reducing production dust pollution while realizing the recycling of process water with a recovery rate of ≥85%. These measures not only lower the environmental impact of production but also improve product quality, which is fully in line with the current clean label consumption trend.
By-product resource utilization is also a key direction for the industry’s sustainable development. Sodium sulfate is produced as a by-product during the production of food-grade silicon dioxide via the precipitation process. At present, some enterprises have achieved the recovery and purification of this by-product, converting it into food-grade raw materials or industrial chemicals. This not only improves resource utilization efficiency but also reduces waste discharge.
In the future, green development, high-end development and functional development will become the three major development directions of the industry. Enterprises equipped with mature green production technologies and sound sustainable development capabilities will embrace more market opportunities.
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