Covestro Makrolon® 2658 Polycarbonate, Injection Grade

Seller in Boston price: $2036 per MT

Covestro Makrolon® 2658 Polycarbonate, Injection Grade in Polymer, Thermoplastic, Unreinforced, Flame Retardant, Polycarbonate (PC), Polycarbonate

  • Physical Properties
  • Density
  • 1.20 g/cc
  • Water Absorption
  • 0.35 %
  • Moisture Absorption at Equilibrium
  • 0.15 %
  • Water Absorption at Saturation
  • 0.35 %
  • Linear Mold Shrinkage
  • 0.0060 - 0.0080 cm/cm
  • Melt Flow
  • 11 g/10 min @Load 1.20 kg, Temperature 300 °C
  • Mechanical Properties
  • Hardness, Rockwell M
  • 75
  • Hardness, Rockwell R
  • 118
  • Tensile Strength, Ultimate
  • 72.0 MPa
  • Tensile Strength, Yield
  • 63.0 MPa
  • Elongation at Break
  • 120 %
  • Elongation at Yield
  • 6.0 %
  • Tensile Modulus
  • 2.40 GPa
  • Flexural Yield Strength
  • 86.0 MPa
  • Flexural Modulus
  • 2.30 GPa
  • Izod Impact, Notched
  • 9.10 J/cm @Thickness 3.20 mm
  • Charpy Impact Unnotched
  • NB
  • Tensile Creep Modulus, 1 hour
  • 2200 MPa
  • Tensile Creep Modulus, 1000 hours
  • 1900 MPa
  • Thermal Properties
  • CTE, linear, Parallel to Flow
  • 70.0 µm/m-°C @Temperature 20.0 °C
  • CTE, linear, Transverse to Flow
  • 70.0 µm/m-°C @Temperature 20.0 °C
  • Specific Heat Capacity
  • 1.17 J/g-°C
  • Thermal Conductivity
  • 0.200 W/m-K
  • Deflection Temperature at 0.46 MPa (66 psi)
  • 136 °C
  • Deflection Temperature at 1.8 MPa (264 psi)
  • 129 °C
  • Vicat Softening Point
  • 145 °C
  • Glass Transition Temp, Tg
  • 148 °C
  • UL RTI, Electrical
  • 125 °C
  • UL RTI, Mechanical with Impact
  • 115 °C
  • UL RTI, Mechanical without Impact
  • 125 °C
  • Flammability, UL94
  • V-2 @Thickness 1.60 mm
  • Flammability, UL94
  • V-2 @Thickness 2.40 mm
  • Oxygen Index
  • 26 %
  • Optical Properties
  • Refractive Index
  • 1.586
  • Haze
  • 1.0 % @Thickness 3.20 mm
  • Transmission, Visible
  • 88 % @Thickness 3.20 mm
  • Electrical Properties
  • Electrical Resistivity
  • >= 1.00e+15 ohm-cm
  • Surface Resistance
  • 1.00e+15 ohm
  • Dielectric Constant
  • 2.9 @Frequency 1e+6 Hz
  • Dielectric Constant
  • 3.0 @Frequency 100 Hz
  • Dielectric Strength
  • 30.0 kV/mm
  • Dissipation Factor
  • 0.0010 @Frequency 100 Hz
  • Dissipation Factor
  • 0.010 @Frequency 1e+6 Hz
  • Arc Resistance
  • 120 sec
  • Comparative Tracking Index
  • 275 V
  • Hot Wire Ignition, HWI
  • 15 - 30 sec @Thickness 1.50 mm
  • High Amp Arc Ignition, HAI
  • >= 120 arcs @Thickness 1.50 mm
  • High Voltage Arc-Tracking Rate, HVTR
  • 25.4 - 80.0 mm/min @Thickness 1.50 mm

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Andrey Kutuzov

University of Córdoba (Spain), email: [email protected]

Work with plastics from August, 2015

1 prices for Covestro Makrolon® 2658 Polycarbonate, Injection Grade

Seller from Boston – 2021-04-17:

Seller from Boston work with company: Solvay, RTP Company, SABIC Innovative Plastics (GE Plastics), ALIMEX GmbH

Price: $2036 per MT

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