Spray-up Roving is an E-glass roving designed for spray-up process. It is treated with a silane-based size and compatible with unsaturated polyester and vinyl ester resins. Unique sizing technology imparts excellent spray-up properties to the product. Correct application will result in a reduced operating time. Tests have proved that the GRP end products have excellent water resistance. It is typically used to produce GRP boat hulls, sanitary apparatus, pipes, automotive parts cooling towers

E-glass spray up roving