We can supply cast aluminum and cast iron steel solid rigid centralizers in vane type, roller type and slip on types.

We can supply single piece, hinged and slip-on bow spring centralizers in 4-1/2" to 20". Adjustable bow height is for optimum starting and restoring force.

We can supply stainless steel drilling pipe screens in perforated, slot and rod types with different configurations and sizes for oil well drilling filtration.

Spiral Vane Roller Steel Solid Rigid Centralizer------(Spiral Vane Roller Casing Rigid Centralizer consists of rigid body, on which machined spiral blades.)

Puyang Zhongshi Group has completed the production of casing roller centralizers and then is ready to send them to USA.These casing centralizer sizes are 5-1...