Comparison

rPP Copo PIR Filled vs ABS

A side-by-side comparison of Recycled Polypropylene Copolymer Post-Industrial Recycled Filled and Acrylonitrile Butadiene Styrene.

Property

rPP Copo PIR Filled

ABS

Physical

Density

0.900-0.920 g/cm³

1.04 – 1.07 g/cm³

Water Absorption (24h)

0.02-0.05 %

0.20 – 0.45 %

Transparency

Opaque

Shrinkage

1.0-2.5 % (depending on filler)

0.4 – 0.9 %

Specific Gravity

—

1.05

Surface Finish

—

Matte to glossy

Mechanical

Young's Modulus

1.5-3.0 GPa (with filler)

1.8 – 2.5 GPa

Tensile Strength

25-40 MPa

40 – 50 MPa

Elongation at Break

5-50 % (depending on filler)

10 – 50 %

Impact Strength (Izod)

40-80 J/m (with filler)

200 – 400 J/m

Flexural Strength

—

60 – 80 MPa

Hardness (Rockwell R)

—

100 – 115

Thermal

Glass Transition Temperature

-5 °C

105 °C

Melting Point

150-165 °C

Amorphous (no true Tm)

Continuous Service Temperature

80-95 °C

70 – 90 °C

Heat Deflection Temperature

70-90 °C (0.45 MPa, with filler)

85 – 100 °C

Thermal Conductivity

—

0.17 W/m·K

CTE

—

80 – 100 × 10⁻⁶ /K

Electrical

Dielectric Constant

2.2-2.5

2.7 – 3.2

Volume Resistivity

>10^16 Ohm·cm

10¹⁶ Ω·cm

Dielectric Strength

18-28 kV/mm

15 – 20 kV/mm

Surface Resistivity

—

10¹⁵ Ω

Chemical resistance

Acids

Good

—

Bases

Good

Solvents

Good resistance to many organic solvents

—

UV Resistance

Poor (requires UV stabilizers)

Poor (unless stabilized)

Acids (dilute)

—

Good

Alcohols

—

Good

Oils & Greases

—

Fair

Gasoline

—

Poor

Acetone

—

Attacks / dissolves

Weathering

—

Poor without stabilizers

Sustainability

Recyclability

Recyclable

Recyclable (mechanical)

Recycling Code

5 (PP)

7 (Other)

Carbon Footprint

Lower than virgin PP copolymer

~3.1 kg CO₂e / kg

Bio-based Content

—

0 %