Custom High Bounce Rubber Ball Silicone Sealing Cleaning Ball for Vibrating Screen Check Valve. High Bounce & Durability: Made of natural rubber with high rebound elasticity and low abrasion for long-term use. Effective Screen Cleaning: Creates frequent collisions to keep screen passages open and material clean indefinitely. Chemical Resistance: Resistant to water, diluted acids, bases, and alcohols; not suitable for oils or ozone. Material Options: Available in silicone rubber, natural rubber, EBR, and EPDM for various applications. Color Customization: Colors are customizable including white, black, and clear options. OEM/ODM Service: Supports customization from designs and samples with professional R&D engineers. Certified Quality: Products hold ROHS, SGS, and ISO9001 certificates ensuring safety and quality. Easy Maintenance: Simple to clean by rinsing in water and air drying for convenient reuse.