A polyamide moulding compound comprising the following components (A) to (C) or consisting of these components: (A) 22 to 70 wt% of a semi-crystalline copolyamide formed from the monomers (a1) to (a5): (a1) 27.5 to 40 mol% 1,6-hexanediamine; (a2) 10 to 17.5 mol% of at least one cycloaliphatic diamine, selected from the group consisting of bis(4-amino-3-methylcyclohexyl)methane, bis-(4-amino-cyclohexyl)methane, isophoronediamine, 1,4-bis(aminomethyl)cyclohexane, m-xylylenediamine, and p-xylylenediamine; (a3) 0 to 5 mol% at least one diamine with 2 to 35 carbon atoms, differing from monomers (a1) and (a2); (a4) 45 to 50 mol% 1,6-hexanedioic acid; and (a5) 0 to 5 mol% at least one dicarboxylic acid with 2 to 44 carbon atoms, differing from monomer (a4); where the proportions of the monomers (a1), (a2), and (a3) are with respect to the sum of the diamines used and add up to 50 mol%; and where the proportions of the monomers (a4) and (a5) are with respect to the sum of the dicarboxylic acids used and add up to 50 mol%; and where the monomers (a1) to (a5) add up to 100%; (B) 30 to 70 wt% at least one filler; and (C) 0 to 8 wt% at least one additive, where component (C) differs from component (B), and where the proportion of components (A) to (C) add up to 100 wt%. (A) 22 to 70 wt% of a semi-crystalline copolyamide formed from the monomers (a1) to (a5): (a1) 27.5 to 40 mol% 1,6-hexanediamine; (a2) 10 to 17.5 mol% of at least one cycloaliphatic diamine, selected from the group consisting of bis(4-amino-3-methylcyclohexyl)methane, bis-(4-amino-cyclohexyl)methane, isophoronediamine, 1,4-bis(aminomethyl)cyclohexane, m-xylylenediamine, and p-xylylenediamine; (a3) 0 to 5 mol% at least one diamine with 2 to 35 carbon atoms, differing from monomers (a1) and (a2); (a4) 45 to 50 mol% 1,6-hexanedioic acid; and (a5) 0 to 5 mol% at least one dicarboxylic acid with 2 to 44 carbon atoms, differing from monomer (a4); where the proportions of the monomers (a1), (a2), and (a3) are with respect to the sum of the diamines used and add up to 50 mol%; and where the proportions of the monomers (a4) and (a5) are with respect to the sum of the dicarboxylic acids used and add up to 50 mol%; and where the monomers (a1) to (a5) add up to 100%; (a1) 27.5 to 40 mol% 1,6-hexanediamine; (a2) 10 to 17.5 mol% of at least one cycloaliphatic diamine, selected from the group consisting of bis(4-amino-3-methylcyclohexyl)methane, bis-(4-amino-cyclohexyl)methane, isophoronediamine, 1,4-bis(aminomethyl)cyclohexane, m-xylylenediamine, and p-xylylenediamine; (a3) 0 to 5 mol% at least one diamine with 2 to 35 carbon atoms, differing from monomers (a1) and (a2); (a4) 45 to 50 mol% 1,6-hexanedioic acid; and (a5) 0 to 5 mol% at least one dicarboxylic acid with 2 to 44 carbon atoms, differing from monomer (a4); where the proportions of the monomers (a1), (a2), and (a3) are with respect to the sum of the diamines used and add up to 50 mol%; and where the proportions of the monomers (a4) and (a5) are with respect to the sum of the dicarboxylic acids used and add up to 50 mol%; and where the monomers (a1) to (a5) add up to 100%; (B) 30 to 70 wt% at least one filler; and (C) 0 to 8 wt% at least one additive, <EOS>