
Mechanical Seal Tg8b-Tg9b|Pump Seal Type8b-1/Type 109b Mechanical Seal John Crane. Multiple Spring Design: Features balanced seal with bi-directional capability for enhanced performance. High-Performance Materials: Rotary face options include Carbon graphite, Reaction Bonded SiC, and Tungsten Carbide. Versatile Auxiliary Seals: TG8B uses FKM/EPDM O-rings; TG9B uses Pure PTFE wedge rings for durability. OEM/ODM Available: Full customization from samples, designs, and flexible minor customization options. Global Export Experience: Exporting to over 108 countries since 1998 with established overseas agents. Comprehensive Certifications: Passed ISO9001:2008, FDA, REACH, ROHS, and EC1935 2004 certification. 100% Quality Inspection: Strict visual and function inspection for all finished products before shipment. Fast Delivery Options: Faster delivery time available; standard lead time is one month for all seasons.