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Spray coating processing SPRAY PROCESSING

Product Description

Lithium battery equipment spray-on wear-resistant isolation coating—tungsten carbide

 

After years of practical experience in the battery industry, our company has developed comprehensive solutions for isolating iron ions and enhancing wear resistance in cathode materials and battery production equipment, thereby significantly reducing impurity introduction. Moreover, these solutions have greatly improved the self-discharge performance of finished batteries once the cathode materials are processed into end products.

During the production of battery materials, contact with iron-containing components must be strictly avoided. Many companies use conical hoppers and conical screw mixers, in which two stirring screws are made of stainless steel. However, during the mixing process, battery powders continuously rub against the hopper walls. Over prolonged operation, both the hopper walls and the screw blades suffer significant wear. The stainless steel particles worn off during this process become mixed into the battery powder. Since stainless steel contains up to 70% iron, this contamination poses a serious threat to the quality of the battery powder. Previously, equipment typically relied on Teflon coatings, which have a short service life and poor high-temperature resistance, requiring regular maintenance and upkeep. Our company has addressed this issue by employing a wear-resistant tungsten carbide coating.
     

Our company employs a full-body tungsten carbide coating on the high-speed mixer, the entire machine, and its components (impellers, tank body, and discharge port)—all parts that come into contact with the materials—ensuring that the coating will never flake off.

A comprehensive coating process is applied to the double-cone helical mixer (including the screw and the tank) to address the issue of impurities—such as boron, silicon, and sodium—introduced into the cathode material due to the previous fiberglass coating.

After the stirring impeller of the battery slurry mixing equipment was treated, the introduction of impurities from the stainless steel wear agent was reduced, significantly lowering the battery’s self-discharge rate.

 

Case Study: Tungsten Carbide Coating for Equipment in the New Energy Lithium Battery Industry

 

 

 

Prev: Surface coating with wear-resistant layer + non-stick coating for lithium battery industry equipment

Next: Spray-on repair for worn areas of fan impeller blades

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Spraying equipment SPRAY EQUIPMENT

Product Description

Lithium battery equipment spray-on wear-resistant isolation coating—tungsten carbide

 

After years of practical experience in the battery industry, our company has developed comprehensive solutions for isolating iron ions and enhancing wear resistance in cathode materials and battery production equipment, thereby significantly reducing impurity introduction. Moreover, these solutions have greatly improved the self-discharge performance of finished batteries once the cathode materials are processed into end products.

During the production of battery materials, contact with iron-containing components must be strictly avoided. Many companies use conical hoppers and conical screw mixers, in which two stirring screws are made of stainless steel. However, during the mixing process, battery powders continuously rub against the hopper walls. Over prolonged operation, both the hopper walls and the screw blades suffer significant wear. The stainless steel particles worn off during this process become mixed into the battery powder. Since stainless steel contains up to 70% iron, this contamination poses a serious threat to the quality of the battery powder. Previously, equipment typically relied on Teflon coatings, which have a short service life and poor high-temperature resistance, requiring regular maintenance and upkeep. Our company has addressed this issue by employing a wear-resistant tungsten carbide coating.
     

Our company employs a full-body tungsten carbide coating on the high-speed mixer, the entire machine, and its components (impellers, tank body, and discharge port)—all parts that come into contact with the materials—ensuring that the coating will never flake off.

A comprehensive coating process is applied to the double-cone helical mixer (including the screw and the tank) to address the issue of impurities—such as boron, silicon, and sodium—introduced into the cathode material due to the previous fiberglass coating.

After the stirring impeller of the battery slurry mixing equipment was treated, the introduction of impurities from the stainless steel wear agent was reduced, significantly lowering the battery’s self-discharge rate.

 

Case Study: Tungsten Carbide Coating for Equipment in the New Energy Lithium Battery Industry

 

 

 

Prev: Surface coating with wear-resistant layer + non-stick coating for lithium battery industry equipment

Next: Spray-on repair for worn areas of fan impeller blades

Online Quotation

Action
Submit a request for quotation