Product Name: Straight Blade Rigid Casing Centralizer, Spiral Blade Rigid Casing Centralizer Model NO.: cc Material: Carbon Steel Color: Red or as Requested Certification: API 10d Size: Various Trademark: zhongshi Transport Package: Plywood Cases or Depending on Customers Specification: API Origin: Henan, China HS Code: 8431 Product Description Factory Supply Straight Blade Rigid Casing Centralizer, Spiral Blade Rigid Casing CentralizerDescription:Solid Centralizers are available in Straight Blade or Spiral models and are made to run on the casing OD to centralize the casing that will be cemented in the wellbore and will also improve cement bonding onto the casing. They are designed to reduce the amount of friction between the casing and the hole, allowing the casing to be inserted more easily into the wellbore; and help prevent the casing string from becoming differentially stuck.Specification:Size(inch)InnerDiameter(mm)OuterDiameter(mm)Height(mm)13-3/834340013010-3/42763081209-5/82473081207-5/819724312071802121205-1/214321312051301511204-1/2117148100410411880