Comparison
rLDPE Film Clear vs Polycarbonate
A side-by-side comparison of Recycled Low-Density Polyethylene Film Grade Clear and Polycarbonate.
Physical
Density
0.915-0.935 g/cm³
1.20 g/cm³
Water Absorption (24h)
0.01-0.03 %
0.15 %
Transparency
Good
Transparent (88% light transmission)
Shrinkage
2.0-4.0 %
0.5 – 0.8 %
Mechanical
Young's Modulus
0.15-0.30 GPa
2.3 – 2.4 GPa
Tensile Strength
8-15 MPa
60 – 70 MPa
Elongation at Break
300-700 %
100 – 150 %
Impact Strength (Izod)
N/A (film grade)
600 – 900 J/m
Flexural Strength
—
90 – 100 MPa
Hardness (Rockwell M)
—
70
Thermal
Glass Transition Temperature
-110 °C
147 °C
Melting Point
105-115 °C
—
Continuous Service Temperature
40-60 °C
115 – 130 °C
Heat Deflection Temperature
N/A
130 – 140 °C
Thermal Conductivity
—
0.20 W/m·K
CTE
—
65 – 70 × 10⁻⁶ /K
Electrical
Dielectric Constant
2.25-2.35
2.9 – 3.0
Volume Resistivity
>10^15 Ohm·cm
10¹⁶ Ω·cm
Dielectric Strength
15-25 kV/mm
15 kV/mm
Chemical resistance
Acids
Good
—
Bases
Good
Poor
Solvents
Poor resistance to organic solvents
—
UV Resistance
Poor (requires stabilization for outdoor use)
Poor (unless coated)
Acids (dilute)
—
Good
Alcohols
—
Fair
Oils
—
Good
Gasoline
—
Fair
Acetone
—
Poor (attacks)
Sustainability
Recyclability
Recyclable (check local facilities)
Recyclable
Recycling Code
4 (LDPE)
7
Carbon Footprint
Lower than virgin LDPE
~5 kg CO₂e / kg
Bio-based Content
—
0 – 50 % (bio grades)