TY - JOUR N2 - The article presents the results of research concerning the effect of anthracite dust with 10%, 20%, 30%, 40% and 50% content in composites with a polypropylene matrix on selected properties. Hardness was examined with the Shore’s D method; stiffness, tensile strength as well as (MFR) Melt Flow Rate and (MVR) Melt Volume Rate of the investigated material were evaluated; wettability of the obtained material was also determined. Surface and volume resistivity were also investigated; the thermal properties of the filler were determined by thermogravimetric analysis (TGA). It was found that the investigated polypropylene composites filled with anthracite dust are hydrophobic materials and the composite hardness and stiffness are growing along with the volumetric increase of anthracite. It was noted that anthracite reinforces the material to a limited extent. L1 - http://journals.pan.pl/Content/117817/PDF/AMM-2021-1-37-Polok.pdf L2 - http://journals.pan.pl/Content/117817 PY - 2021 IS - No 1 EP - 311 DO - 10.24425/amm.2021.134788 KW - Polymer composites KW - Polypropylene KW - Anthracite KW - Shore’s method KW - tensile strength A1 - Polok-Rubiniec, M. A1 - Włodarczyk-Fligier, A. A1 - Chmielnicki, B. PB - Institute of Metallurgy and Materials Science of Polish Academy of Sciences PB - Committee of Materials Engineering and Metallurgy of Polish Academy of Sciences VL - vol. 66 DA - 2020.12.22 T1 - The Properties of a Polypropylene Matrix Composite with Anthracite Filler SP - 305 UR - http://journals.pan.pl/dlibra/publication/edition/117817 T2 - Archives of Metallurgy and Materials ER -