4wet FSS-861

4wet FSS-861 by WB-CHEM is a silicone-free substrate levelling agent and adhesion promoter. It improves coverage over difficult-to-wet substrates such as glass, metal or plastic and prevents the formation of surface defects such as craters, pinholes or fish eyes. 4wet FSS-861 improves levelling, spreading, gloss and adhesion in adhesives. Recommended use level is 0.25-1% by weight.