Stage Cementing Collars

Stage cementing collars include mechanical and hydraulic type. Mechanical stage collar allows for cementing casing in two stages. Hydraulic stage collar allows for cementing casing in multiple stages at any inclination with a hydraulically opened sleeve system. Stage cementing collar accessories include first stage plug, closing plug, shutt-off plug, landing collar, bypass plug. Stage cementing collar sizes are available from 5-1/2 to 13-3/8inch. The stage cementing collars are available in sizes, materials, grades and threads according to API 5CT. All stage cementing collars are PDC drillable.