... in workability, air-drying, sand-ability, adhesion and storage stabilit M28# Polyester Resin for Body Filler, Car putty ... in workability, air-drying, sand-ability, adhesion and storage stability.PERFORMANCE: Provide resistance to temperature changing. Has high ... not exceeding 25 , and typical storage life is six months. Storage life decreases with increasing temperature. Avoid exposure to heat ...