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Makrolon® 3638

MVR (300 °C/1.2 kg) 2.0 cm³/10 min; high viscosity; branched; blow molding; tested according to USP <87> and <88> plastics Class VI; food contact quality; pharmaceutical applications

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Technical Properties & Datasheets

Property Name Standard Test condition Unit Value
Coefficient of linear thermal expansion, normal ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Coefficient of linear thermal expansion, parallel ISO 11359-1,-2 23 to 55 °C 10^-4^/K 0.7
Flash ignition temperature ASTM D1929 °C 480
Glass transition temperature ISO 11357-1,-2 10 °C/min °C 152
Oxygen index ISO 4589-2 Method A % 26
Resistance to heat (ball pressure test) IEC 60695-10-2 °C 144
Self ignition temperature ASTM D1929 °C 550
Temperature of deflection under load ISO 75-1,-2 0.45 MPa °C 145
Temperature of deflection under load ISO 75-1,-2 1.80 MPa °C 132
Thermal conductivity, through-plane ISO 8302 23 °C; 50 % r. h. W/(m*K) 0.2
Vicat softening temperature ISO 306 50 N; 120 °C/h °C 151
Vicat softening temperature ISO 306 50 N; 50 °C/h °C 150
Property Name Standard Test condition Unit Value
Ball indentation hardness ISO 2039-1 N/mm² 108
Charpy impact strength ISO 179/1eU -60 °C kJ/m² N
Charpy impact strength ISO 179/1eU 23 °C kJ/m² N
Charpy notched impact strength ISO 21305/based on ISO 179/1eA -30 °C/ 3 mm kJ/m² 20C(P)
Charpy notched impact strength ISO 21305/based on ISO 179/1eA 23 °C/ 3 mm kJ/m² 75P
Flexural modulus ISO 178 2 mm/min MPa 2300
Flexural strain at flexural strength ISO 178 2 mm/min % 7.2
Flexural strength ISO 178 2 mm/min MPa 94
Flexural stress at 3.5 % strain ISO 178 2 mm/min MPa 70
Izod notched impact strength ISO 21305/based on ISO 180/A 23 °C/ 3 mm kJ/m² 65P
Izod notched impact strength ISO 21305/based on ISO 180/A -30 °C/ 3 mm kJ/m² 55P(C)
Nominal strain at break ISO 527-1,-2 50 mm/min % > 50
Puncture energy ISO 6603-2 -30 °C J 60
Puncture energy ISO 6603-2 23 °C J 55
Puncture impact properties - maximum force ISO 6603-2 -30 °C N 6400
Puncture impact properties - maximum force ISO 6603-2 23 °C N 5500
Strain at break b.o. ISO 527-1,-2 50 mm/min % 100
Stress at break ISO 527-1,-2 50 mm/min MPa 65
Tensile modulus ISO 527-1,-2 1 mm/min MPa 2300
Yield strain ISO 527-1,-2 50 mm/min % 6.6
Yield stress ISO 527-1,-2 50 mm/min MPa 64
Property Name Standard Test condition Unit Value
Melt mass-flow rate ISO 1133 300 °C/ 1.2 kg g/10 min 2.5
Melt volume-flow rate ISO 1133 300 °C/ 1.2 kg cm³/10 min 2
Molding shrinkage, normal ISO 294-4 60x60x2 mm/ 500 bar % 0.8
Molding shrinkage, parallel ISO 294-4 60x60x2 mm/ 500 bar % 0.75
Property Name Standard Test condition Unit Value
Injection molding - Injection velocity ISO 294 mm/s 200
Injection molding - Melt temperature ISO 294 °C 310
Injection molding - Mold temperature ISO 294 °C 90
Property Name Standard Test condition Unit Value
Bulk density ISO 60 Pellets kg/m³ 660
Density ISO 1183-1 kg/m³ 1200
Gas permeation b.o. ISO 2556 Nitrogen/ 100 µm film cm³/(m²*24 h*bar) 140
Gas permeation b.o. ISO 2556 Carbon dioxide/ 100 µm film cm³/(m²*24 h*bar) 4200
Gas permeation b.o. ISO 2556 Oxygen/ 100 µm film cm³/(m²*24 h*bar) 740
Water absorption (equilibrium value) ISO 62 23 °C; 50 % r. h. % 0.12
Water absorption (saturation value) ISO 62 Water at 23 °C % 0.3
Water vapor permeability ISO 15106-1 23 °C; 85 % RH/ 100 µm film g/(m²*24 h) 15

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