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Rulon Bearings

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Covestro Makrolon® SF800 Z MAS148 Polycarbonate
Categories: Polymer; Thermoplastic; Polycarbonate (PC)
Material Notes: MVR (300 °C/1.2 kg) 9.0 cm³/10 min; structural foam; 5 % glass fiber reinforced; milled fiber; flame retardant; medium viscosity; easy release; injection molding; available in natural (opaque) and opaque colors; in combination with an appropriate blowing agent for the production of structural foam moldings

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Physical PropertiesOriginal ValueComments
Bulk Density 40.6 lb/ft³pellets; ISO 60
Density 1.23 g/ccISO 1183-1
Moisture Absorption at Equilibrium 0.10 %ISO 62
Water Absorption at Saturation 0.30 %ISO 62
Linear Mold Shrinkage, Flow 0.0070 cm/cm60x60x2 mm; 500 bar; ISO 294-4
Linear Mold Shrinkage, Transverse 0.0055 cm/cm60x60x2 mm; 500 bar; ISO 294-4
Melt Flow 8.5 g/10 min
@Load 1.20 kg,
Temperature 300 °C		ISO 1133
 
Mechanical PropertiesOriginal ValueComments
Ball Indentation Hardness 50.0 MPaFoamed 6.0 mm; density in the foamed state 900-1000 kg/m3; ISO 2039-1
 120 MPaISO 2039-1
Tensile Strength at Break 30.0 MPa5 mm/min; Foamed 6.0 mm; density in the foamed state 900-1000 kg/m; b.o. ISO 527-1,-2
 50.0 MPa5 mm/min; ISO 527-1,-2
Tensile Strength, Yield 60.0 MPa5 mm/min; ISO 527-1,-2
Elongation at Break 6.0 %5 mm/min; Foamed 6.0 mm; density in the foamed state 900-1000 kg/m; b.o. ISO 527-1,-2
 55 %5 mm/min; ISO 527-1,-2
Elongation at Yield 4.8 %5 mm/min; ISO 527-1,-2
 5.0 %2 mm/min; Foamed 6.0 mm; density in the foamed state 900-1000 kg/; b.o. ISO 178
Tensile Modulus 1700 MPa1 mm/min; Foamed 6.0 mm; density in the foamed state 900-1000 kg/m; b.o. ISO 527-1,-2
 2700 MPa1 mm/min; ISO 527-1,-2
Flexural Strength 50.0 MPa2 mm/min; Foamed 6.0 mm; density in the foamed state 900-1000 kg/m3; b.o. ISO 178
 90.0 MPa2 mm/min; ISO 178
Flexural Yield Strength 50.0 MPa2 mm/min; Foamed 6.0 mm; density in the foamed state 900-1000 kg/m3; b.o. ISO 178
 75.0 MPa2 mm/min; ISO 178
Flexural Modulus 1700 MPa2 mm/min; Foamed 6.0 mm; density in the foamed state 900-1000 kg/m3; b.o. ISO 178
 2700 MPa2 mm/min; ISO 178
Flexural Strain at Yield 6.2 %2 mm/min; ISO 178
Izod Impact, Notched (ISO) 20.0 kJ/m²
@Thickness 3.00 mm,
Temperature 23.0 °C		ISO 7391/b.o. ISO 180-A
Charpy Impact Unnotched 50.0 kJ/m²
@Temperature 23.0 °C		Foamed 6.0 mm; density in the foamed state 900-1000 kg/m3; b.o. ISO 179-1eU
 50.0 kJ/m²
@Temperature -20.0 °C		Foamed 6.0 mm; density in the foamed state 900-1000 kg/m3; b.o. ISO 179-1eU
 170 kJ/m²
@Temperature -60.0 °C		ISO 179-1eU
 210 kJ/m²
@Temperature -30.0 °C		ISO 179-1eU
 220 kJ/m²
@Temperature 23.0 °C		ISO 179-1eU
Charpy Impact, Notched 20.0 kJ/m²
@Thickness 3.00 mm,
Temperature 23.0 °C		ISO 7391/b.o. ISO 179-1eA
Impact 4400
@Temperature 23.0 °C		[N], Puncture Max Force; ISO 6603-2
 5100
@Temperature -30.0 °C		[N], Puncture Max Force; ISO 6603-2
Puncture Energy 30.0 J
@Temperature -30.0 °C		ISO 6603-2
 35.0 J
@Temperature 23.0 °C		ISO 6603-2
 
Electrical PropertiesOriginal ValueComments
Volume Resistivity 1.00e+14 ohm-cmIEC 60093
Surface Resistance 1.00e+16 ohmIEC 60093
Dielectric Constant 3.0
@Frequency 1e+6 Hz		IEC 60250
 3.1
@Frequency 100 Hz		IEC 60250
Dielectric Strength >= 8.00 kV/mmFoamed 6.0 mm; density in the foamed state 900-1000 kg/m3; b.o. IEC 60243-1
 32.0 kV/mm
@Thickness 1.00 mm		IEC 60243-1
Dissipation Factor 0.00080
@Frequency 100 Hz		IEC 60250
 0.0090
@Frequency 1e+6 Hz		IEC 60250
Comparative Tracking Index 125 VM, Solution B; IEC 60112
 200 VSolution A; IEC 60112
 
Thermal PropertiesOriginal ValueComments
CTE, linear, Parallel to Flow 55.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		ISO 11359-1,-2
CTE, linear, Transverse to Flow 65.0 µm/m-°C
@Temperature 23.0 - 55.0 °C		ISO 11359-1,-2
Thermal Conductivity 1.39 BTU-in/hr-ft²-°Fcross-flow; ISO 8302
Hot Ball Pressure Test 136 °CIEC 60695-10-2
Deflection Temperature at 0.46 MPa (66 psi) 131 °CFoamed 6.0 mm; density in the foamed state 900-1000 kg/m3; ISO 75-1,-2
 138 °CISO 75-1,-2
Deflection Temperature at 1.8 MPa (264 psi) 123 °CFoamed 6.0 mm; density in the foamed state 900-1000 kg/m3; ISO 75-1,-2
 128 °CISO 75-1,-2
Vicat Softening Point 132 °C
@Load 5.10 kg		50 °C/h, Foamed 6.0 mm; density in the foamed state 900-1000 kg/m3; ISO 306
 142 °C
@Load 5.10 kg		50 °C/h; ISO 306
UL RTI, Electrical 80.0 °C
@Thickness 1.50 mm		UL 746B
UL RTI, Mechanical with Impact 80.0 °C
@Thickness 1.50 mm		UL 746B
UL RTI, Mechanical without Impact 80.0 °C
@Thickness 1.50 mm		UL 746B
Flammability, UL94 V-0
@Thickness 3.00 mm
 5VA
@Thickness 5.00 mm
Oxygen Index 32 %Method A; ISO 4589-2
Glow Wire Ignition Temperature 900 °C
@Thickness 0.800 mm		IEC 60695-2-13
 900 °C
@Thickness 1.50 mm		IEC 60695-2-13
 900 °C
@Thickness 3.00 mm		IEC 60695-2-13
Glow Wire Flammability Index 850 °C
@Thickness 1.00 mm		IEC 60695-2-12
 960 °C
@Thickness 1.50 mm		IEC 60695-2-12
 960 °C
@Thickness 3.00 mm		IEC 60695-2-12
 960 °C
@Thickness 4.00 mm		IEC 60695-2-12
 
Processing PropertiesOriginal ValueComments
Melt Temperature 300 °CISO 294
Mold Temperature 80.0 °CISO 294
Injection Velocity 200 mm/secISO 294

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