physical properties

physical data

• mean linear and thermal coefficient of expansion

• transformation temperature Tg

• glass temperature at viscosity η in dPa.s

• glass temperature at viscosity η in dPa.s

• glass temperature at viscosity η in dPa.s

• highest short-term admissible working range

• denisty ρ at 20°C

• modulus of elasticity E (Young modulus)

• Poisson ratio μ

• thermal conductivity λ (20 to 100°C)

α (20°C; 300°C) acc. to ISO 7991

 

1013 (upper cooling temperature)

107,6 (softening temperature)

104 (working range)

 

 

 

 

 

 

3.3 x 10-6K-1

525 °C

560°C

825°C

1260°C

500°C

2,23 g. cm-3

64. 103 MPa

0,20

13.3 x 10-6K-1

 

 

  • Mean linear and thermal coefficient of expansion α (20 °C; 300 °C) acc. to ISO 7991 = 3,3 .10-6 K-1
  • transformation temperature (Tg) 
    = 525°C
  • glass temperature at viscosity η in dPa.s - 1013 (upper cooling temp.)
    = 560 °C
  • glass temperature at viscosity η in dPa.s - 107,6 (softening temperature)
    = 825 °C
  • glass temperature at viscosity η in dPa.s - 104 (working range) = 1260 °C
  • highest short-term admissible working range = 500 °C
  • density ρ at 20 °C = 2,23 g. cm-3
  • modulus of elasticity E (Young modulus) = 64.103 MPa
  • Poisson ratio μ = 0,20
  • thermal conductivity λ (20 to 100 °C)
    = 1,2 W.m-1. K-1