1.Material can be carbon steel,iron,aluminum.. 2.Both straight blade and spiral blade are available Rigid Centralizer Features 1. Spiral blades increase annular turbulence.2. With the shape of stream-lined, it enables casing run easily in wellbore.3Both straight blade and spiral blade are available.4The material can be cast steel or cast aluminum.

Application

For the well casting centralizer , through reducing the flow of ditch and improve the slurry flow cementing quality, including straight type ,spiral strip ,suitable for highly deviated wells and horizontal well cementing

Main technology index

Specification	Dimension of sleeves	External diameter
GFZ-139.7	140	210×290
GFZ-177.8	178	212×122
GFZ-244.5	245	303×350

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