Yuncon® N450 POM
Plastic Granules
Yuncon® N450 POM Pellets Superhigh-flow Grade Acetal Copolymer
Yuncon® N450 is a superhigh-flow POM copolymer for injection molding. It has a high MFR of 45 g/10 min and minimized mold deposit. It offers low warpage, low friction, good abrasion resistance, and stable dimensions. Suitable for lighters, aerosol bottles, and fasteners.
Associated Documents
TDS - Data Sheet
Typical property data
Physical Properties
- Density: 1.41 g/cm³ (ISO 1183)
- Melt Mass-Flow Rate, MFR at 190°C / 2.16 kg: 45 g/10 min (ISO 1133)
- Water Absorption, 24 hr at 23°C: 0.3% (ISO 62)
Mechanical Properties
- Tensile Stress at Yield: 62 MPa (ISO 527-2)
- Tensile Modulus: 2750 MPa (ISO 527-2)
- Strain at Break: 20% (ISO 527-2)
- Flexural Strength: 89 MPa (ISO 178)
- Flexural Modulus: 2600 MPa (ISO 178)
- Charpy Notched Impact Strength: 3.5 kJ/m² (ISO 179/1eA)
Thermal Properties
- Heat Deflection Temperature, 1.8 MPa, Unannealed: 98°C (ISO 75)
Flame Characteristics
- UL Flame Rating: HB class (UL 94)
Injection Molding Conditions
- Material Drying Temperature: 80–90°C
- Material Drying Time: 3–4 hours
- Nozzle Temperature: 180–210°C
- Front Cylinder Temperature: 190–210°C
- Center Cylinder Temperature: 170–200°C
- Rear Cylinder Temperature: 160–180°C
- Melt Temperature: 180–210°C
- Mold Temperature: 60–90°C
- Mold Temperature for Precision Parts: Up to 120°C
- Injection Pressure: 50–100 MPa
- Holding Pressure: 30–80 MPa
- Back Pressure: 0–0.5 MPa
- Screw Rotational Speed: 50–120 rpm
Use & Applications
- Lighters
- Aerosol Bottles
- Fasteners