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National Advisory Service Hotline: 400-6700-720 / 020-38937005

ultramid pa66 A3K

2016-10-20 14:11

Performance items Test condition Test Methods Test Data Data unit
Mechanical behavior Impact and destruction energy -20 ℃, dry 40 J
Ezo notched impact strength -30 ℃, dry 6 KJ / m 2
Breaking stress (V = 50mm / min) Dry / wet 85/50 MPa
Impact and destruction energy + 23 ℃, dry / wet 100 /> 140 J
Tensile yield stress (V = 50mm / min) Dry / wet 85/50 MPa
Carby impact strength + 23 ℃, dry / wet NB / NB KJ / m 2
Tensile elastic modulus Dry / wet 3000/1000 MPa
Ezo notched impact strength + 23 ℃, dry / wet 5.5 / NB KJ / m 2
Cardi notched impact strength + 23 ℃, dry / wet 7/25 KJ / m 2
Elongation ≤0.5%, + 23 ℃, wet 700 MPa
Tensile creep modulus 1000h, wet 700 MPa
Yield elongation (V = 50mm / min) Dry / wet 5/20 %
Elongation at break (V = 50mm / min) Dry / wet 5/20 %
Flexural modulus Dry / wet 3100 MPa
Ball pressure hardness Dry / wet 160/100 MPa
Electrical performance Loss angle 1MHz, dry / wet 0.025 / 0.2
Relative Arc Track Index CTIM Dry / wet CTI 550 M
Relative Arc Tracking Index CT1 Dry / wet CTI 600
Volume resistance Dry / wet 10 15/10 12 Ω.cm
Dielectric constant 1MHz, dry / wet 3.5 / 7
Dielectric strength K20 / P50, dry / wet 120/80 KV / mm
Surface resistance Dry / wet 10 13/10 12 Ω
Thermal performance Thermal conductivity Dry state 0.23 W / (mK)
Temperature index When 20000h / 5000h, after the tensile strength drops by 50% 101/118
Specific heat capacity Dry state 1.7 J / (gK)
Heat distortion temperature 0.45MPa load, dry state 220
Heat distortion temperature 1.8MPa load, dry state 75
Operating temperature > 200
Coefficient of linear thermal expansion (23-80) ℃, dry state 7-10 10 -5 / K

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