ULTEM™ Resin 4000
Plastic Granules
ULTEM™ Resin 4000
ULTEM™ Resin 4000 is a glass fiber, PTFE, and graphite filled polyetherimide (PEI), Tg 217°C. It delivers 82 MPa tensile strength, 8820 MPa flexural modulus, 212°C HDT @1.82 MPa, and UL 94 V-0 at 0.84 mm. Low kinetic COF 0.24 and PV Limit 2.1 MPa·m/s suit wear-resistant, high-heat precision parts.
Typical property data
Physical Properties
- Specific Gravity: 1.67 (ASTM D792)
- Water Absorption, 23°C/24 hrs: 0.11 % (ASTM D570)
- Mold Shrinkage, flow, 3.2 mm: 0.2 – 0.3 % (SABIC method)
- Melt Flow Rate, 337°C / 6.6 kgf: 3.1 g/10 min (ASTM D1238)
Mechanical Properties
- Tensile Stress at Break, Type I, 5 mm/min: 82 MPa (ASTM D638)
- Tensile Strain at Break, Type I, 5 mm/min: 1.2 % (ASTM D638)
- Flexural Stress at Yield, 2.6 mm/min, 100 mm span: 113 MPa (ASTM D790)
- Flexural Stress at Break, 2.6 mm/min, 100 mm span: 137 MPa (ASTM D790)
- Flexural Modulus, 2.6 mm/min, 100 mm span: 8820 MPa (ASTM D790)
- Hardness, Rockwell M: 85 (ASTM D785)
- Taber Abrasion, CS-17, 1 kg: 33 mg/1000 cy (ASTM D1044)
- PV Limit, 0.51 m/s: 2.1 MPa·m/s (SABIC method)
- K-factor ×E-10, PV = 2000 psi·fpm vs. Steel: 50 (SABIC method)
- K-factor ×E-10, PV = 2000 psi·fpm vs. Self: 1900 (SABIC method)
- Coefficient of Friction on Steel, Static: 0.25 (ASTM D1894)
- Coefficient of Friction on Steel, Kinetic: 0.24 (ASTM D1894)
- Izod Impact, unnotched, 23°C: 160 J/m (ASTM D4812)
- Izod Impact, notched, 23°C: 64 J/m (ASTM D256)
- Izod Impact, reverse notched, 3.2 mm: 170 J/m (ASTM D256)
Thermal Properties
- Vicat Softening Temperature, Rate B/50: 233 °C (ASTM D1525)
- HDT, 1.82 MPa, 6.4 mm, unannealed: 212 °C (ASTM D648)
- CTE, −40 °C to 40 °C, flow: 1.62 × 10⁻⁵ 1/°C (ASTM E831)
- CTE, −20 °C to 150 °C, flow: 1.62 × 10⁻⁵ 1/°C (ASTM E831)
- Relative Temperature Index, Electrical: 105 °C (UL 746B)
- Relative Temperature Index, Mechanical w/ impact: 105 °C (UL 746B)
- Relative Temperature Index, Mechanical w/o impact: 105 °C (UL 746B)
Electrical Properties
- Comparative Tracking Index (UL), PLC: 4 (UL 746A)
Flame Characteristics
- UL Recognized 94V-0 Flame Class Rating: 0.84 mm (UL 94)
Injection Molding Processing
- Drying Temperature: 135 °C
- Drying Time: 4 – 6 hrs (Cumulative max 10 hrs)
- Maximum Moisture Content: 0.02 %
- Melt Temperature: 350 – 370 °C
- Nozzle Temperature: 350 – 370 °C
- Front / Zone 3 Temperature: 350 – 370 °C
- Middle / Zone 2 Temperature: 345 – 365 °C
- Rear / Zone 1 Temperature: 340 – 360 °C
- Mold Temperature: 135 – 165 °C
- Back Pressure: 0.3 – 0.7 MPa
- Screw Speed: 40 – 70 rpm
- Shot to Cylinder Size: 40 – 60 %
- Vent Depth: 0.025 – 0.076 mm
Use & Applications
- Automotive
- building & construction
- consumer
- E&E
- healthcare
- industrial
- mass transportation
- packaging