COMPLETELY PREVENT LEAKAGE AND MORE DUR-ABLE OF SHAFT SEAL/ A specially designed driving device and a triple leek-proot devioe increae the lif the shaft seal and prevent leakage.

• 轴封完全防漏且无须经常更换/殊设计的带动方式，使轴封能紧密耦合而不受损，且无漏漆之虞。