
LG ABS HI121H General Purpose Impact Resistance
LG ABS HI121H is a high-performance, general-purpose ABS resin engineered for superior impact resistance and ease of processing. Ideal for demanding industrial applications like electronics and consumer goods, it combines durability, thermal stability, and UL-certified safety—making it a trusted solution for manufacturers prioritizing reliability and cost-efficiency.
- Character Description: Impact Resistance, General Purpose
Key technical data (ISO)
- Tensile Strength: 46 MPa | Flexural Strength: 70 MPa
- Impact Strength: 20 kJ/m² (23°C) / 10 kJ/m² (-30°C)
- Hardness (Rockwell R): 110
- Heat Resistance: HDT 79°C | Vicat 93°C
- Flammability Rating: UL 94 HB (1.5–3.0mm thickness)
- Electrical Safety: Dielectric Strength 27 kV/mm
- Melt Flow Rate: 22 g/10min | Mold Shrinkage: 0.4–0.7%
- UL RTI Rating: 95–100°C (Electrical/Mechanical)
- Compliant with IEC, ASTM, and ISO standards

Applications
- Electrical/Electronic Products: Housings for power tools, printers, and small appliances. Connectors, switches, and circuit breaker components. Charger casings resistant to daily wear and tear.
- Miscellaneous Goods: Durable handles for luggage or industrial tools. Automotive interior trim and dashboard parts. Consumer product casings (toys, kitchen gadgets).

LG HI121H Datasheet (iSO)
| LG Chem ABS HI121H Product Description: Impact Resistance, General Purpose | ||||
| Properties | Condition | Method | Unit | Model: HI121H |
| Physical Properties | ||||
| Specific Gravity | 23°C | ISO | – | 1.05 |
| Mold Shrinkage | 23°C, 3.2mm | ISO | % | 0.4 – 0.7 |
| Melt Flow Rate | 220°C, 10kg | ISO | g/10min | 22 |
| Mechanical Properties | ||||
| Tensile Strength at Yield | 23°C, 50mm/min, 4mm | ISO | MPa | 46 |
| Tensile Elongation at Break | 23°C, 50mm/min, 4mm | ISO | %, (Min) | 10 |
| Flexural Strength | 23°C, 2mm/min, 4mm | ISO | MPa | 70 |
| Flexural Modulus | 23°C, 2mm/min, 4mm | ISO | MPa | 2300 |
| Izod Impact Strength | Notched, 4mm, 23°C | ISO | kJ/m² | 20 |
| Izod Impact Strength | Notched, 4mm, -30°C | ISO | kJ/m² | 10 |
| Charpy Impact Strength | Notched, 4mm, 23°C | ISO | kJ/m² | 20 |
| Charpy Impact Strength | Notched, 4mm, -30°C | ISO | kJ/m² | 10 |
| Rockwell Hardness | R – Scale | ISO | – | 110 |
| Thermal Properties | ||||
| Heat Deflection Temperature | Flatwise, 1.8MPa, 4mm, Unannealed | ISO | °C | 79 |
| Vicat Softening Temperature | 50N, 50°C/h | ISO | °C | 93 |
LG HI121H UL Product iQ
| LG Chem ABS HI121H | UL Product iQ | ||
| File Number: E67171 | Acrylonitrile Butadiene Styrene (ABS), pellets | |
| Flammability | Value | Test Method |
| Flame Rating | HB | UL 94 |
| Flame Rating | HB | UL 94 |
| Flame Rating | HB40 | IEC 60695-11-10, -20 |
| Flame Rating | HB75 | IEC 60695-11-10, -20 |
| Electrical | Value | Test Method |
| Hot-wire Ignition (HWI) | PLC 3 | UL 746 |
| Hot-wire Ignition (HWI) | PLC 3 | UL 746 |
| High Amp Arc Ignition (HAI) | PLC 0 | UL 746 |
| High Amp Arc Ignition (HAI) | PLC 1 | UL 746 |
| Comparative Tracking Index (CTI) | PLC 0 | UL 746 |
| Dielectric Strength | 27 kV/mm | ASTM D149 |
| High Voltage Arc Tracking Rate (HVTR) | PLC 2 | UL 746 |
| Volume Resistivity | 1.0E+15 Ω·cm | ASTM D257, IEC 60093 |
| Arc Resistance | PLC 6 | ASTM D495 |
| Thermal | Value | Test Method |
| RTI Elec | 95.0 °C | UL 746 |
| RTI Elec | 100 °C | UL 746 |
| RTI Imp | 95.0 °C | UL 746 |
| RTI Imp | 100 °C | UL 746 |
| RTI Str | 95.0 °C | UL 746 |
| RTI Str | 100 °C | UL 746 |
| Physical | Value | Test Method |
| Dimensional Stability | 0 | ASTM D1042, ISO 2796 |
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