
Good Toughness Spheroidal Graphitic Indefinite Chill Roller for Channel Steel. High Toughness Material: SG Acicular nodular iron with bainite matrix for superior strength and wear resistance. Customized Manufacturing: Available in customized sizes up to 1200mm diameter with tailored specifications. Advanced Casting Technology: Utilizes centrifugal compound casting for high hardness and thermal fatigue resistance. Strict Quality Control: 100% inspection including visual, function, ultrasonic, and metallographic testing. Wide Application Range: Suitable for section mills, wire rod mills, strip mills, and various metal processing machinery. ISO9001 Certified: Manufacturing process and products meet international ISO9001 certification standards. Comprehensive Warranty: 1-year warranty with unconditional replacement for quality issues during shelf life. OEM/ODM Services: Full customization available from designs with experienced R&D engineers.