Super-strength spring steel is applied to centralized casing in wellbore and improve cementing quality.

  

Features

1. Every attachment id pressured into shape by moulding instead of welding and rivet

2. 3-section structure for easy transport.

3. Starting force and restoring force conform to API standard.

4. Easy-and-convenitent to use.

5. Alternative turbulence plates can effectively improve efficiency.

 

                                             Property Parameters