LG Chem ABS RS670
Plastic Granules
LG ABS RS670 Extrusion Grade
LG ABS RS670 is an extrusion-grade ABS resin engineered for superior chemical resistance to Cyclopentane foaming agents. It delivers high impact strength and excellent thermoformability, making it the ideal material for demanding applications like refrigerator liners.
Typical property data
Physical Properties
- Specific Gravity: 1.04 (ASTM D792)
- Mold Shrinkage: 0.4–0.7% (23℃, 3.2mm, ASTM D955)
- Melt Flow Index: 4.5 g/10min (220℃, 10kg, ASTM D1238)
Mechanical Properties
- Tensile Strength at Yield: 49 MPa (23℃, 50mm/min, 3.2mm, ASTM D638)
- Tensile Elongation at Break: ≥10% (23℃, 50mm/min, 3.2mm, ASTM D638)
- Flexural Strength: 78 MPa (23℃, 10mm/min, 6.4mm, ASTM D790)
- Flexural Modulus: 2500 MPa (23℃, 10mm/min, 6.4mm, ASTM D790)
- Izod Impact Strength (Notched, 3.2mm, 23℃): 310 J/m (ASTM D256)
- Izod Impact Strength (Notched, 6.4mm, 23℃): 290 J/m (ASTM D256)
- Rockwell Hardness: 106 (R-scale, ASTM D785)
Impact Properties
- Izod Impact Strength (Notched, 3.2mm, -30℃): 110 J/m (ASTM D256)
- Izod Impact Strength (Notched, 6.4mm, -30℃): 100 J/m (ASTM D256)
Thermal Properties
- Heat Deflection Temperature: 90℃ (1.82MPa, 6.4mm, unannealed, ASTM D648)
- Vicat Softening Temperature: 98℃ (50N, 50℃/h, ASTM D1525)
Processing Guide
- Drying Temperature: 80–90℃
- Drying Time: 3–4 hours
- Moisture Content: ~0.01%
- Extrusion Temperature: 180–250℃
Features & Benefits
Superior Chemical Foam Resistance
Specifically designed to withstand Cyclopentane blowing agents, it ensures long-term structural integrity in foamed insulation applications without cracking or degradation.
Exceptional Impact Strength
It maintains high toughness at both room and low temperatures, providing outstanding durability and damage resistance for finished products during handling and use.
Excellent Thermoforming Performance
It offers consistent melt flow and processing stability, allowing for deep draws and complex shapes in thermoforming processes with high production yield.
Use & Applications
- Refrigerator and Freezer Liners
- Interior Cabinets for Appliances
- Components Requiring Foam-In-Place Insulation