Automated Surface Finishing

Bonnet Geometry

The bonnet provides consistent contact on convex, concave, planar or freeform surfaces. Delivering controlled and uniform material removal on mould cavities, turbine blades, and curved optical elements.

SAG Bonnet Surface Finishing Tool

Key Process Advantages

Pneumatically adjustable compliance and tool stiffness

Continuous contact area across variable convex surfaces

Uniform material removal profiles across wide scanning paths

High compliance minimises sub-surface damage risks

Technical Specifications

Available Radii10mm – 80mm
Optimal Contact Angle5° – 30°

Recommended Processing Applications

Tailored operation paths where the Bonnet profile outperforms traditional abrasive approaches.

01

Precision optical surfaces and lenses

02

Large automotive body panel injection moulds

03

Convex aerodynamic aero structural parts

04

Medical prosthetic joints and orthotic implants

Unsure if Bonnet fits your part geometry?

Launch our interactive configuration tools application to identify the optimal SAG tools configuration based on geometry, material, and required surface finish characteristics.