... +GF, PET+GF+FR, For all colours. Corresponding to Dupont's FR 530. PET+GF, PET+GF+FR, For all colours ... . Corresponding to Dupont's FR 530AIE PET GRADES PETGF40G315HBHigh rigidity, Heat resistance, Dimension stability40G630HBFR ... +GF, PET+GF+FR, For all colours. Corresponding to Dupont's FR 530.