• Yields thixotropic filling compouds and gelcoats. • For epoxy, polyester, and vinyl ester resins. Thickening agent for resins. Amount required: 0.5–5 percent in weight. The volume details are intended to assist in judging the amount supplied. These details refer to the loose bulk amount. The contents may become compressed during transport or storage, and, in conjunction with humidity, can form agglomerates. Solid contents have to be ground or spread through a screen prior to their use.