rubber joint sphere Body: neoprene, EPDM,NBR Lining: chinlon cord fabrics Standard: ANSI,DIN,JIS,GB size diameter:40-6000mm Rubber flexible joints, also known as rubber expansion joints, are flexible pipe connectors made from natural or synthetic elastomers in which special fabrics are embedded to provide physical reinforcementOur products (with Diameter from DN25mm-- 6000mm) have excellent ...