Polypropylene - PP 40% Calcium Carbonate Filled

Polymer Type

Thermoplastic

Advantages

Better surface hardness and significantly better elongation at break (60%) compared with 40% talc filled PP (8%).

Disadvantages

Reduced tensile strength, modulus and HDT compared with 40% talc filled PP.

Typical Properties

Property

Value

Density (g/cm3)

1.23

Surface Hardness

RR90

Tensile Strength (MPa)

24

Flexural Modulus (GPa)

2.8

Notched Izod (kJ/m)

0.04

Linear Expansion  (/°C x 10-5)

4

Elongation at Break (%)

60

Strain at Yield (%)

N/Y

Max. Operating Temp. (°C)

100

Water Absorption (%)

0.04

Oxygen Index (%)

18

Flammability UL94

HB

Volume Resistivity (log ohm.cm)

15

Dielectric Strength (MV/m)

18

Dissipation Factor 1kHz

0.002

Dielectric Constant  1kHz

2.8

HDT @ 0.45 MPa (°C)

110

HDT @ 1.80 MPa (°C)

71

Material. Drying  hrs @ (°C)

NA

Melting Temp. Range (°C)

240 - 290

Mould Shrinkage (%)

1

Mould Temp. Range (°C)

30 -  50

Applications

Garden furniture.

 

Source : Abstracted from Plascams

For more information on Plascams please visit RAPRA Technology Ltd.

 

Comments

  1. Alfonso Larrea Alfonso Larrea United States says:

    What is the melt flow index for PP 40% calcium carbonate filled?

The opinions expressed here are the views of the writer and do not necessarily reflect the views and opinions of AZoM.com.

Tell Us What You Think

Do you have a review, update or anything you would like to add to this article?

Leave your feedback
Submit