G631 series servo valve
1) Totally replaced  by 519  servo valve 
2) With same mounting size     
3) High frequency response         
4) Stable working status in plastic injection molding machine 
5) Lower price and thoughtful service
30 series servo valve; 31 series  servo valve; 35 series servo valve; G761/ G760 servo valve; 062-191C servo valve; G730 servo valve; G631 series servo valve; D072 series servo valve; D633/634 Direct driving type series servo proportional valve; G791/792 series servo valve