玻纖、PTFE和石墨填充PEI ULTEM 4000
PEI 基礎(chǔ)創(chuàng)新塑料（美國(guó)）4000
ULTEM Resin 4000
SABIC Innovative Plastics ULTEM 4000 PEI
Glass fiber, PTFE, and Graphite filled
聚醚酰亞胺PEI ULTEM 4000 玻璃纖維、PTFE和石墨填充，超級(jí)耐磨損。標(biāo)準(zhǔn)流動(dòng)性Polyetherimide(Tg 217 c)。符合ECO，UL94-V0。
物理性能：
比重：1.67g/cc，縮水率0.11%，收縮率0.0020 - 0.0030 cm/cm，溶指3.1g/10 min.
機(jī)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 |
