Sabic LEXAN™ PC Resin 153R
Plastic Granules
SABIC PC Lexan 153R General Purpose Grade
LEXAN 153R is a versatile, UV-stabilized polycarbonate resin engineered for high-performance blow molding and extrusion. With built-in mold release and a UL94 HB flame rating, it offers excellent durability, clarity, and processing ease for demanding industrial applications.
Typical property data
Physical Properties
- Specific Gravity: 1.2 (ASTM D792)
- Specific Volume: 0.83 cm³/g (ASTM D792)
- Density: 1.19 g/cm³ (ASTM D792)
- Water Absorption:
- 23°C/24hrs: 0.15% (ASTM D570)
- 23°C/Saturated: 0.35% (ASTM D570)
- 100°C/Equilibrium: 0.58% (ASTM D570)
- Mold Shrinkage (flow, 3.2 mm): 0.5 – 0.7% (SABIC method)
- Melt Flow Rate (300°C/1.2 kgf): 2.5 g/10 min (ASTM D1238)
Mechanical Properties
- Tensile Stress:
- Yield: 62 MPa (ASTM D638)
- Break: 65 MPa (ASTM D638)
- Tensile Strain:
- Yield: 7% (ASTM D638)
- Break: 110% (ASTM D638)
- Flexural Stress (yield, 1.3 mm/min, 50 mm span): 93 MPa (ASTM D790)
- Flexural Modulus (1.3 mm/min, 50 mm span): 2340 MPa (ASTM D790)
- Rockwell Hardness:
- M-scale: 70 (ASTM D785)
- R-scale: 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)
- Notched, 23°C: 747 J/m (ASTM D256)
- Tensile Impact Strength (Type S): 630 kJ/m² (ASTM D1822)
- Falling Dart Impact (23°C): 169 J (ASTM D3029)
Thermal Properties
- Vicat Softening Temperature (Rate B/50): 157°C (ASTM D1525)
- HDT (Heat Deflection Temperature):
- 0.45 MPa, unannealed: 137°C (ASTM D648)
- 1.82 MPa, unannealed: 132°C (ASTM D648)
- Coefficient of Thermal Expansion (-40°C to 95°C, flow): 6.84E-05 1/°C (ASTM E831)
- Specific Heat: 1.25 J/g-°C (ASTM C351)
- Thermal Conductivity: 0.19 W/m-°C (ASTM C177)
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.E+16 Ω·cm (ASTM D257)
- Dielectric Strength (in air, 3.2 mm): 14.9 kV/mm (ASTM D149)
- Relative Permittivity (Dielectric Constant):
- 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)
Flame Characteristics
- UL Yellow Card Rating: UL94 HB
Injection Molding
- Drying Temperature: 120°C
- Drying Time: 3–4 hrs (Cumulative: 48 hrs)
- Maximum Moisture Content: 0.02%
- Processing Temperatures:
- Melt: 320–345°C
- Nozzle: 315–340°C
- Mold: 80–115°C
- Zone Temperatures:
- Zone 1: 300–320°C
- Zone 2: 310–330°C
- Zone 3: 320–345°C
- Back Pressure: 0.3–0.7 MPa
- Screw Speed: 40–70 rpm
- Shot to Cylinder Size Ratio: 40–60%
- Vent Depth: 0.025–0.076 mm
Features & Benefits
Superior Impact Resistance & Toughness
This resin delivers exceptional strength, making products highly resistant to cracks and breaks from drops or impacts—ideal for protective covers, automotive ducts, and industrial equipment housings that must endure rough handling.
Excellent UV & Weather Stability
Integrated UV stabilization protects against yellowing and degradation from sunlight exposure, ensuring long-term aesthetics and performance for outdoor applications like signage, lighting covers, and exterior architectural profiles.
Optimized for Easy Processing
Featuring a 2.5 MFR and mold release agent, it ensures smooth flow, easy demolding, and high productivity in both extrusion and blow molding processes, reducing cycle times and manufacturing costs for complex parts.
Use & Applications
- Blow Molding
- Extrusion