The 1950 siaspeed siasoft is additionally laminated on the back with a siafast fabric which allows fast disc changes to be made. This structure is what makes siasoft plus quality.
Highlights
Pressure equalising foam layer
Adaptable to contours
No intermediate pad is needed
Even sanding pattern
Proven siaspeed quality
Applications
Initial sanding of curves, edges and curved shapes
Final sanding of primer filler and sanding for blending