德国freudenberg油封，freudenberg密封件，freudenberg密封，freudenberg机械密封，freudenberg O型圈-上海盈沣

■ Pneumatics Seals

■ Rod Seals

■ Piston Seals

■ Static Seals   VITON Cover PTFE

■ Wipers

■ Rotary Seals

■ Low-Friction

■ Gland Packing

■ Bearing Guide

■ Mechanical Seals