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Rubber Processing

Rubber processing includes several stages, from raw material handling to the final product formation. The main processing steps are:

1. Raw Material Preparation:The rubber processing starts with raw materials. Most rubber products use natural or synthetic rubber as the base and are mixed with various additives (such as fillers, plasticizers, curing agents, etc.) to improve performance. These raw materials need to be precisely mixed in specific proportions to ensure the final product's quality.
2. Mixing:Mixing is the first critical step in rubber processing. The main purpose is to uniformly blend rubber with various additives. This process is typically done in a mixing machine and requires precise control over mixing time, temperature, and speed to ensure uniformity and quality.
3. Molding:The molding process compresses the mixed rubber material into a mold. Different molding methods are used depending on the product's requirements. Common molding methods include:
• Vertical CNC lathes are used for the turning of disk parts with larger turning diameters.
• Horizontal CNC lathes are used for turning machining of parts with long axial dimensions or small discs.
4. Curing/Vulcanization:Curing is the core step in rubber processing. The goal is to heat the rubber and add curing agents to crosslink the molecular chains, forming a three-dimensional structure that imparts rubber's unique elasticity and durability. The vulcanization process significantly improves rubber's strength, elasticity, wear resistance, and heat resistance.
5. Post-processing:After curing, rubber products usually undergo post-processing steps such as trimming, cleaning, and testing. This process removes defects and further improves the product's appearance and functionality.

Technological Innovations in Rubber Processing

As market demands and environmental regulations continue to tighten, technological innovations in rubber processing are also advancing. Some current industry trends include:

• Automation and Digitization:Rubber processing is moving towards greater automation and digitization. By introducing smart equipment and data monitoring systems, manufacturers can monitor the process in real-time, optimize production parameters, and achieve efficient, low-energy consumption production.

• Environmental Protection and Sustainability:With increasingly strict environmental regulations, rubber processing is paying more attention to material recycling and reuse. Many companies are researching biodegradable rubber materials and non-toxic additives, as well as exploring technologies to convert waste into valuable resources.

• Development of High-Performance Rubber Materials:With technological advancements, new high-performance rubber materials have emerged, capable of operating under more extreme conditions, such as high or low temperatures, and intense chemical corrosion. The development of these materials has greatly expanded rubber applications in specialized fields such as aerospace and medical industries.

• 3D Printing Technology:3D printing has gradually been applied in rubber processing, especially for rapid prototyping and small-batch production. This technology can significantly shorten development cycles and reduce material waste.