Sabic LEXAN™ PC Resin HF1140
Plastic Granules
SABIC Lexan HF1140 Flame Retardant Grade
LEXAN™ Resin HF1140 is a high-flow polycarbonate (25 MFR) engineered for food contact applications. It delivers excellent processability, reliable flame resistance (UL94 V2), and regulatory compliance across global food safety standards—ideal for molded components in food-related industries.
Typical property data
Physical Properties
- Specific Gravity: 1.2 (ASTM D792)
- Melt Flow Rate: 25 g/10 min at 300°C/1.2 kg (ASTM D1238)
- Mold Shrinkage (flow): 0.5 – 0.7% (SABIC method)
Mechanical Properties
- Tensile Stress (yield): 62 MPa (ASTM D638)
- Tensile Stress (break): 65 MPa (ASTM D638)
- Tensile Strain (break): 120% (ASTM D638)
- Flexural Stress (yield): 93 MPa (ASTM D790)
- Flexural Modulus: 2300 MPa (ASTM D790)
Impact Properties
- Izod Impact (notched, 23°C): 640 J/m (ASTM D256)
- Tensile Impact Strength: 378 kJ/m² (ASTM D1822)
- Instrumented Dart Impact Energy @ peak (23°C): 54 J (ASTM D3763)
Thermal Properties
- HDT at 1.82 MPa (unannealed): 126°C (ASTM D648)
- Relative Temperature Index (Electrical): 130°C (UL 746B)
- Relative Temperature Index (Mechanical with Impact): 130°C (UL 746B)
- Relative Temperature Index (Mechanical without Impact): 130°C (UL 746B)
Optical Properties
- Light Transmission (2.54 mm): 88% (ASTM D1003)
- Haze (2.54 mm): 1% (ASTM D1003)
Electrical Properties
- Hot Wire Ignition (PLC): 2 (UL 746A)
- High Voltage Arc Track Rate (PLC): 2 (UL 746A)
- High Ampere Arc Ignition (Surface): 1 (UL 746A)
- Comparative Tracking Index (UL): 2 (UL 746A)
Flame Characteristics
- UL 94 Flame Class Rating (94V-2): 1.09 mm thickness (UL 94)
Injection Molding Parameters
- Drying Temperature: 120°C
- Drying Time: 3 – 4 hrs
- Maximum Moisture Content: 0.02%
- Melt Temperature: 270 – 295°C
- Mold Temperature: 70 – 95°C
- Back Pressure: 0.3 – 0.7 MPa
- Screw Speed: 40 – 70 rpm
- Vent Depth: 0.025 – 0.076 mm
Features & Benefits
Certified for Food Contact Safety
This LEXAN HF1140 grade is designed to meet stringent global food contact regulations, simplifying compliance and reducing liability for manufacturers of food-related products.
Exceptional Durability and Clarity
It combines high impact resistance with outstanding optical clarity, creating products that are both long-lasting and visually appealing, ideal for transparent containers and housings.
Reliable Flame Resistance
UL94 V2 rating at both 1.5 mm and 3.0 mm thickness ensures safety in applications where fire performance is a critical requirement.