Polypropylene - PP 40% Calcium Carbonate Filled

Sep 6 2001

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:
    August 1, 2016 at 2:25 PM

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

    Reply

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