
Phenolic Resin Guide Ring Piston Seal PTFE Strips Wear Ring for Automotive. Phenolic Resin Material: Cotton fabric impregnated with phenolic resin for durable wear resistance. Multi-Color Options: Available in yellow, black, blue, and wood brown colors. ISO Certified Quality: Manufactured under ISO certification with strict QA/QC inspection. OEM/ODM Support: Flexible customization including full customization from designs or samples. 20+ Years Experience: Over 20 years of expertise in hydraulic and pneumatic seal production. Friction Reduction: Minimizes transverse forces and prevents metal-to-metal contact. Professional Technical Team: Specialized team for material selection and application optimization. Fast Lead Time: 1-2 weeks for prototypes; 2-3 weeks for production after sample approval.