gb303Fibremod™ GB303HP is a 30% long glass fibre reinforced polypropylene grade intended for injection moulding and extrusion. Thelong glass fibres, chemically coupled toGB 303-1964 English Version - GB 303-1964 Rolling bearings--Spherical roller radial thrust bearings with symmetric rollers--Types and basic dimensions (English Version): GB 303-1964,