玻纤、PTFE和石墨填充PEI ULTEM 4000
PEI 基础创新塑料(美国)4000
ULTEM Resin 4000
SABIC Innovative Plastics ULTEM 4000 PEI
Glass fiber, PTFE, and Graphite filled
聚醚酰亚胺PEI ULTEM 4000 玻璃纤维、PTFE和石墨填充,超级耐磨损。标准流动性Polyetherimide(Tg 217 c)。符合ECO,UL94-V0。
物理性能:
比重:1.67g/cc,缩水率0.11%,收缩率0.0020 - 0.0030 cm/cm,溶指3.1g/10 min.
机械性能:
Hardness, Rockwell M | 85 | 85 | ASTM D785 |
Tensile Strength at Break | 82.0 MPa | 11900 psi | Type I, 5 mm/min; ASTM D638 |
Elongation at Break | 1.2 % | 1.2 % | Type I, 5 mm/min; ASTM D638 |
Flexural Strength | 137 MPa | 19900 psi | brk, 2.6 mm/min, 100 mm span; ASTM D790 |
Flexural Yield Strength | 113 MPa | 16400 psi | 2.6 mm/min, 100 mm span; ASTM D790 |
Flexural Modulus | 8.82 GPa | 1280 ksi | 2.6 mm/min, 100 mm span; ASTM D790 |
Izod Impact, Notched | 0.640 J/cm | 1.20 ft-lb/in | ASTM D256 |
1.70 J/cm @Thickness 3.20 mm |
3.18 ft-lb/in @Thickness 0.126 in |
ASTM D256 | |
Izod Impact, Unnotched | 1.60 J/cm | 3.00 ft-lb/in | ASTM D4812 |
Coefficient of Friction, Dynamic | 0.24 | 0.24 | steel; ASTM D1894 |
Coefficient of Friction, Static | 0.25 | 0.25 | steel; ASTM D1894 |
K (wear) Factor | 125 x 10-8 mm3/N-M | 62.0 x 10-10 in3-min/ft-lb-hr | PV=2000 psi-fpm vs Self; SABIC Method |
3830 x 10-8 mm3/N-M | 1900 x 10-10 in3-min/ft-lb-hr | PV=2000 psi-fpm vs Self; SABIC Method | |
Limiting Pressure Velocity | 2.10 MPa-m/sec | 60000 psi-ft/min | 0.51 m/s; SABIC Method |
Taber Abrasion, mg/1000 Cycles | 33 |