LADDER RING STUFFING is a kind of new stuffing,which was out developed by british company in early seventies with the technology of value analysis and research.The height of this stuffing is only the half of ball ring diameter,and on one terminal has added taper turndown edge.thus,not only destroyed axle symmetry of structure,making it to touch.Mainly with points but can those points become collecting and dispersing,dots for liquid flowing on the surface of stuffing,this may promite the reneiveal on surface of liquied filament,and be farourable to theincreasing of transfering efficiency.

MATERIAL QUALITY OF STUFFING:stainless steel carbon steel plastics.

SPECIFICATIONS:DN25x12.5mm DN38x19mm DN50x25mm DN76x38mm