LG Chem ABS NF424
LG ABS NF424 Heat Resistant Grade
LG ABS NF424 is a high-heat, low-VOC ABS resin engineered for injection molding. It delivers an exceptional balance of thermal stability, mechanical strength, and compliance for demanding applications, making it a reliable choice for quality-conscious manufacturers.
Typical property data
Physical Properties
- Specific Gravity: 1.06 (ISO 1183)
- Mold Shrinkage: 0.4 – 0.7% (23°C, 3.2mm) (ISO 294-4)
- Melt Flow Rate (MFR): 6.5 g/10min (220°C, 10kg) (ISO 1133)
Mechanical Properties
- Tensile Strength at Yield: 42 MPa (23°C, 50mm/min, 4mm) (ISO 527)
- Flexural Strength: 69 MPa (23°C, 2mm/min, 4mm) (ISO 178)
- Flexural Modulus: 2400 MPa (23°C, 2mm/min, 4mm) (ISO 178)
- Izod Impact Strength (Notched): 10 kJ/m² (4mm, 23°C) (ISO 180/1A)
- Charpy Impact Strength (Notched): 10 kJ/m² (4mm, 23°C) (ISO 179/1eA)
- Rockwell Hardness: 103 R-scale (ISO 2039)
Impact Properties
- Izod Impact Strength (Notched): 10 kJ/m² (4mm, 23°C) (ISO 180/1A)
- Charpy Impact Strength (Notched): 10 kJ/m² (4mm, 23°C) (ISO 179/1eA)
Thermal Properties
- Heat Deflection Temperature (HDT):
- 92°C (Flatwise, 1.8MPa, unannealed, 4mm) (ISO 75)
- 101°C (Flatwise, 0.45MPa, unannealed, 4mm) (ISO 75)
- Vicat Softening Temperature: 107°C (50N, 50°C/h) (ISO 306)
Flame Characteristics
- Flammability Ratings:
- 1.5mm: HB (UL 94)
- 3.0mm: HB (UL 94)
Injection Molding Processing
- Drying Temperature: 80 – 90°C
- Drying Time: 3 – 4 hours
- Injection Temperature: 220 – 250°C
- Mold Temperature: 40 – 60°C
- Screw Speed: Low speed
Features & Benefits
Superior Heat Resistance for Stability
With a Heat Deflection Temperature of up to 101°C, ABS NF424 LG Chem ensures parts maintain their shape and integrity under high-temperature conditions, preventing warping or deformation during use or subsequent assembly processes.
Low VOC Emission for Indoor Use
This material is formulated for low Total Volatile Organic Compound (TVOC) emissions. Ideal choice for applications in confined spaces like automotive interiors and household appliances.
Excellent Mechanical Strength and Flow
It offers a strong balance of tensile strength (42 MPa) and impact resistance (10 kJ/m²), along with good melt flow. This ensures durable, reliable parts while allowing for easier filling of complex molds, boosting production efficiency.
Use & Applications
- Automotive Interior Components (e.g., vents, control panels)
- Consumer Electronics Housings
- Household Appliances and Kitchenware
- Office Equipment Parts