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ultramid pa66 A3EG3

2016-10-20 14:10

Performance items Test condition Test Methods Test Data Data unit
Mechanical behavior Tensile elastic modulus Dry / wet 6000/4500 MPa
Yield elongation (V = 50mm / min) Dry / wet 3/10 %
Cardi notched impact strength 30 ° C, dry / wet 7 KJ / m 2
Elongation at break (V = 50mm / min) Dry / wet 3/10 %
Breaking stress (V = 50mm / min) Dry / wet 130/850 MPa
Carby impact strength + 23 ℃, dry / wet 45/70 KJ / m 2
Cardi notched impact strength + 23 ℃, dry / wet 8/11 KJ / m 2
Ball pressure hardness Dry / wet 200/150 MPa
Impact and destruction energy + 23 ℃, dry / wet 4/15 J
Flexural modulus Dry / wet 5500/4000 MPa
Bending strength Dry / wet 180/125 MPa
Tensile yield stress (V = 50mm / min) Dry / wet 130/850 MPa
Heat distortion temperature 1.8MPa load, dry state 250
Ezo notched impact strength + 23 ℃, dry / wet 5.5 / 6.5 KJ / m 2
Carby impact strength 30 ℃ dry 43 KJ / m 2
Tensile creep modulus 1000h, wet 2500 MPa
Electrical performance Dielectric constant 1MHz, dry / wet 3.5 / 5.5
Volume resistance Dry / wet 10 15/10 12 Ω.cm
Dielectric strength K20 / P50, dry / wet 90/50 KV / mm
Loss angle 1MHz, dry / wet 0.014 / 0.16
Surface resistance Dry / wet 10 12/10 10 Ω
Relative Arc Tracking Index CT1 Dry / wet CTI 550
Thermal performance Temperature index When 20000h / 5000h, after the tensile strength drops by 50% 120/150
Coefficient of linear thermal expansion (23-80) ℃, dry state 3-3.5 / 7-8 10 -5 / K
Operating temperature 240
Specific heat capacity Dry state 1.8 J / (gK)
Thermal conductivity Dry state 0.23 W / (mK)
Heat distortion temperature 0.45MPa load, dry state 250
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