SD0AN 厌氧胶螺杆阀
PTC SD04-01双液螺杆阀
PTC SD04螺杆点胶阀
PTC SD01螺杆点胶阀
螺杆喷阀
PTC RD 441F一体化点胶机
PTC RD 331F一体化点胶机
PTC 2-SD01微小量双液螺杆阀