Polyester putties

Talc is a very important functional filler in putty made of unsaturated polyester, e.g. for car and truck bodies. It is used here in proportions of upto 60% by weight. Thus, the quality of the putty ingredient “talc” has a significant effect on putty performance.The softness of pure talc leads to good sandability of polyester putties. It gives high-quality surface finish after sanding operations.