Sabic LEXAN™ PC Resin 103R
Plastic Granules
SABIC PC Lexan 103R General Purpose Grade
SABIC Lexan 103R is a versatile, UV-stabilized polycarbonate resin. It features mold release for easier processing and carries key UL ratings (94HB, 746C F1), making it a reliable, high-performance choice for demanding applications.
Typical property data
Physical Properties
- Specific Gravity: 1.20 (ASTM D792)
- Density: 1.19 g/cm³ (ASTM D792)
- Water Absorption (23°C, 24 hrs): 0.15% (ASTM D570)
- Water Absorption (23°C, Saturated): 0.35% (ASTM D570)
- Water Absorption (Equilibrium, 100°C): 0.58% (ASTM D570)
- Melt Flow Rate (300°C/1.2 kgf): 7 g/10 mins (ASTM D1238)
- Mold Shrinkage (Flow, 3.2 mm): 0.5 – 0.7% (SABIC Internal Method)
Mechanical Properties
- Tensile Stress (Yield): 62 MPa (ASTM D638)
- Tensile Stress (Break): 65 MPa (ASTM D638)
- Tensile Strain (Yield): 7% (ASTM D638)
- Tensile Strain (Break): 110% (ASTM D638)
- Flexural Stress (Yield): 93 MPa (ASTM D790)
- Flexural Modulus: 2340 MPa (ASTM D790)
- Hardness (Rockwell M): 70 (ASTM D785)
- Hardness (Rockwell R): 118 (ASTM D785)
- Taber Abrasion (CS-17, 1 kg): 10 mg/1000 cycles (ASTM D1044)
Impact Properties
- Izod Impact (Unnotched, 23°C): 3204 J/m (ASTM D4812)
- Izod Impact (Notched, 23°C): 907 J/m (ASTM D256)
- Tensile Impact Strength (Type S): 546 kJ/m² (ASTM D1822)
- Falling Dart Impact (23°C): 169 J (ASTM D3029)
Thermal Properties
- Vicat Softening Temperature (Rate B/50): 154°C (ASTM D1525)
- HDT (0.45 MPa, Unannealed): 137°C (ASTM D648)
- HDT (1.82 MPa, Unannealed): 132°C (ASTM D648)
- Coefficient of Thermal Expansion (-40°C to 95°C): 6.84×10−56.84 \times 10^{-5} 1/°C (ASTM E831)
- Specific Heat: 1.25 J/g°C (ASTM C351)
- Thermal Conductivity: 0.19 W/m°C (ASTM C177)
- Relative Temperature Index:
- Electrical: 130°C (UL 746B)
- Mechanical (With Impact): 130°C (UL 746B)
- Mechanical (Without Impact): 130°C (UL 746B)
Optical Properties
- Light Transmission (2.54 mm): 88% (ASTM D1003)
- Haze (2.54 mm): 1% (ASTM D1003)
- Refractive Index: 1.586 (ASTM D542)
Electrical Properties
- Volume Resistivity: > 1×10171 \times 10^{17} Ω·cm (ASTM D257)
- Dielectric Strength (3.2 mm): 14.9 kV/mm (ASTM D149)
- Relative Permittivity:
- 50/60 Hz: 3.17 (ASTM D150)
- 1 MHz: 2.96 (ASTM D150)
- Dissipation Factor:
- 50/60 Hz: 0.0009 (ASTM D150)
- 1 MHz: 0.01 (ASTM D150)
- Hot Wire Ignition: PLC 4 (UL 746A)
- High Voltage Arc Tracking Rate: PLC 2 (UL 746A)
- High Ampere Arc Ignition (Surface): PLC 1 (UL 746A)
- Comparative Tracking Index (UL): PLC 2 (UL 746A)
Flame Characteristics
- Flame Class Rating: UL94HB for 0.76 mm (UL 94)
- UV Light/Water Exposure: F1 Rated (UL 746C)
Injection Molding
- Drying Temperature: 120°C
- Drying Time: 3 – 4 hours (Cumulative: 48 hours)
- Maximum Moisture Content: 0.02%
- Melt Temperature: 310 – 330°C
- Nozzle Temperature: 305 – 325°C
- Mold Temperature: 80 – 115°C
- Back Pressure: 0.3 – 0.7 MPa
- Screw Speed: 40 – 70 rpm
- Shot to Cylinder Size: 40 – 60%
- Vent Depth: 0.025 – 0.076 mm
Features & Benefits
Excellent Processability with Mold Release
This grade contains an internal mold release agent, which reduces cycle times, minimizes sticking, and increases production efficiency for both injection molding and extrusion.
Superior Impact Resistance & Durability
It offers outstanding toughness, resisting breakage from impacts and shocks. This ensures long-lasting performance and reliability for your products, even in demanding environments.
Good Optical Clarity & UV Stabilitye
The material provides high light transmission with low haze, ideal for applications requiring clarity. Its built-in UV stabilization helps protect against yellowing and degradation from sunlight exposure.
Use & Applications
- Injection Molding Applications
- Extrusion Applications
