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ultramid pa66 A3X2G7

2016-10-20 14:12

Performance items Test condition Test Methods Test Data Data unit
Mechanical behavior Tensile yield stress (V = 50mm / min) Dry / wet 160/120 MPa
Tensile creep modulus 1000h, wet 4250 MPa
Elongation ≤0.5%, + 23 ℃, wet 4250 MPa
Carby impact strength + 23 ℃, dry / wet 70/70 KJ / m 2
Yield elongation (V = 50mm / min) Dry / wet 3/4 %
Ball pressure hardness Dry / wet 210 MPa
Flexural modulus Dry / wet 9200 MPa
Ezo notched impact strength + 23 ℃, dry / wet 13/20 KJ / m 2
Breaking stress (V = 50mm / min) Dry / wet 160/120 MPa
Impact and destruction energy + 23 ℃, dry / wet 2/10 J
Elongation at break (V = 50mm / min) Dry / wet 3/4 %
Tensile elastic modulus Dry / wet 11000/8500 MPa
Cardi notched impact strength + 23 ℃, dry / wet 14/18 KJ / m 2
Carby impact strength 30 ℃, dry 65 KJ / m 2
Electrical performance Loss angle 1MHz, dry / wet 0.02 / 0.2
CT1 Dry / wet CTI 600
Relative Arc Track Index CTIM Dry / wet CTI 600 M
Dielectric strength K20 / P50, dry / wet 70/40 KV / mm
Dielectric constant 1MHz, dry / wet 3.6 / 5
Volume resistance Dry / wet 10 15/10 12 Ω.cm
Surface resistance Dry / wet > 10 13/10 10 Ω
Thermal performance Coefficient of linear thermal expansion (23-80) ℃, dry state 1.5-2 / 6-7 10 -5 / K
Heat distortion temperature 1.8MPa load, dry state 250
Operating temperature 220
Temperature index When 20000h / 5000h, after the tensile strength drops by 50% 140/157
Thermal conductivity Dry state 0.34 W / (mK)
Specific heat capacity Dry state 1.4 J / (gK)
Heat distortion temperature 0.45MPa load, dry state 250

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