103FHS heat resistance PA66 PA66 DuPont DuPont Zytel PA66 heat resistance 103FHS 101L DuPont DuPont Zytel PA66 viscosity viscosity 101F 8018 DuPont Zytel PA66 glass fiber reinforced 14% Zytel PA66 DuPont ST801, ST801A Zytel PA66 DuPont ST801AW, ST801AHS Zytel PA66 DuPont 103HSL heat stabilized Zytel PA66 DuPont 103FHS injection level heat stabilized Zytel PA66 GF25% DuPont FR50 fiberglass natural resistance V0 Zytel PA66 DuPont FR10, FR15 natural resistance V0 Zytel PA66 DuPont 70G13L glass fiber reinforced materials, 13% Zytel PA66 DuPont 70G30L glass fiber reinforced materials, 30% Zytel PA66 DuPont 70G33L glass fiber reinforced materials, 33% Zytel PA66 DuPont 70G43L glass fiber reinforced materials, 43% Zytel PA66 DuPont 70G13HS1L, 70G30HS1L heat stabilized Zytel PA66 US DuPont 70G33HS1L, 80G33HS1L thermally stable GF33% Zytel PA66 DuPont 70G35HSL NC010 glass fiber reinforced materials, 35% Zytel PA66 70G30HSLR NC010 resistance to hydrolysis, good creep resistance, Zytel PA66 DuPont 80G33L toughened grade fiberglass 33% high impact Zytel PA66 DuPont 80G25L toughened grade fiberglass 25% high impact Zytel PA66 DuPont 80G33HS toughened grade fiberglass 33% high impact Zytel PA66 DuPont 80G25HS toughened grade fiberglass 25% high impact Zytel PA66 DuPont Zytel 103HSL thermal stability PA66 DuPont 408L impact resistance / 408HS heat stabilized Zytel PA66 DuPont FR7025V0, FR7026V0F fire V0 grade DuPont Zytel PA66 33% glass fiber reinforced FE5171