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Polypropylene Natural Data Sheet

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Polypropylene Natural

PPH / PP-DWST - Homopolymer


Colour: Natural
Density: 0.905g/cm³ Material Data Sheet
Mechanical Properties Value Unit DIN/EN/ISO
Tensile strength at yield 30 MPa 527/D638
Elongation at yield 8 % 527
Modulus of elasticity in tension 1600 MPa 527/D638
Impact strength No br. kJ/m² 179/D256
Creep rupture strength after 1000hrs with static load 22 MPa -
Time yield limit for 1% elongation after 1000hrs 4 MPa -
Coefficient of friction against hardened and ground 0.3 - -
steel
P= 0.05 N/mm2, v= 0.6m/s
Ball indentation hardness 70 MPa 2039-1
Shore hardness D 70 - 868

Thermal Properties Value Unit DIN/EN/ISO


Glass transition temperature -18 °C 53736
Crystalline melting point 165 °C 53736
Service temperature (short term) 130 °C -
Service temperature (long term) 100 °C -
Coefficient of thermal expansion 17 10-5K 53483/D696
Specific heat 1.7 J/(g*K) -
Coefficient of thermal conductivity 0.22 W/(K*m) -

Electrical properties Value Unit DIN/IEC


14
Surface resistivity 10 Ohm 60093
Dielectric strength 58 kV/mm 60243-1

Other properties Value Unit DIN/EN/ISO/IEC


Water absorption @ saturation @ 23°c 0.03 % 62
Resistance to hot water, washing soda Resistant - -
Resistance to weathering No - -
Flammability (UL94) HB - -

Direct Plastics Ltd. Rother Valley Way, Holbrook, Sheffield, S20 3RW
The following information corresponds with our current knowledge and indicates our products and possible
applications. We cannot give a legally binding guarantee of certain properties or the suitability for a specific application. Existing commercial patents
must be observed. A definitive quality guarantee is given in our general
conditions of sales. Unless otherwise stated, these values represent averages taken from injection moulding samples.
We reserve the right of technical alterations.

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