Polyamide moulding compound comprising the following components: a) 50 to 95% by weight of a single amorphous copolyamide, composed of the following monomers, a1) 0.1 to 47.9% by mol of at least one diamine selected from the group consisting of bis(4-amino-3-methylcyclohexyl)methane, bis(4-aminocyclohexyl)methane, bis(4-amino-3-ethylcyclohexyl)methane, bis(4-amino-3,5-dimethylcyclohexyl) methane, 2,2-bis(p-aminocyclohexyl) propane, 1,3-bis(aminomethyl)cyclohexane, 1,4-bis(aminomethyl)cyclohexane, 1,3-diaminocyclohexane, 1,4-diaminocyclohexane, bis(4-amino-2,3-dimethylcyclohexyl) methane, isophorone diamine, 1,6-diamino-2,2,4-trimethylhexane, 1,6-diamino-2,4,4-trimethylhexane, 2,5-bis(aminomethyl)norbornane, 2,6-bis(aminomethyl)norbornane, 2,5-diaminonorbornane, 2,6-diaminonorbornane and mixtures hereof, a2) 0.1 to 40% by mol of 1,6-hexanediamine, a3) 9 to 48% by mol of isophthalic acid, a4) 0 to 24% by mol of terephthalic acid, a5) 4 to 35% by mol of laurinlactam, a6) 0 to 30% by mol of a1) to a5) of various further monomers, the molar content of isophthalic acid a3) being at least equal to the content of terephthalic acid a4), and the sum of the monomers a1) to a6) producing 100% by mol, and the sum of all the diamine monomers corresponding substantially to the sum of all the dicarboxylic acid monomers, b) 5 to 50% by weight of at least one glass filler, c) 0 to 15% by weight of at least one monomeric lactam and/or polyamide 12, d) 0 to 19% by weight of additives, the sum of components a) to d) producing 100% by weight. a) 50 to 95% by weight of a single amorphous copolyamide, composed of the following monomers, a1) 0.1 to 47.9% by mol of at least one diamine selected from the group consisting of bis(4-amino-3-methylcyclohexyl)methane, bis(4-aminocyclohexyl)methane, bis(4-amino-3-ethylcyclohexyl)methane, bis(4-amino-3,5-dimethylcyclohexyl) methane, 2,2-bis(p-aminocyclohexyl) propane, 1,3-bis(aminomethyl)cyclohexane, 1,4-bis(aminomethyl)cyclohexane, 1,3-diaminocyclohexane, 1,4-diaminocyclohexane, bis(4-amino-2,3-dimethylcyclohexyl) methane, isophorone diamine, 1,6-diamino-2,2,4-trimethylhexane, 1,6-diamino-2,4,4-trimethylhexane, 2,5-bis(aminomethyl)norbornane, 2,6-bis(aminomethyl)norbornane, 2,5-diaminonorbornane, 2,6-diaminonorbornane and mixtures hereof, a2) 0.1 to 40% by mol of 1,6-hexanediamine, a3) 9 to 48% by mol of isophthalic acid, a4) 0 to 24% by mol of terephthalic acid, a5) 4 to 35% by mol of laurinlactam, a6) 0 to 30% by mol of a1) to a5) of various further monomers, the molar content of isophthalic acid a3) being at least equal to the content of terephthalic acid a4), and the sum of the monomers a1) to a6) producing 100% by mol, and the sum of all the diamine monomers corresponding substantially to the sum of all the dicarboxylic acid monomers, a1) 0.1 to 47.9% by mol of at least one diamine selected from the group consisting of bis(4-amino-3-methylcyclohexyl)methane, bis(4-aminocyclohexyl)methane, bis(4-amino-3-ethylcyclohexyl)methane, bis(4-amino-3,5-dimethylcyclohexyl) methane, 2,2-bis(p-aminocyclohexyl) propane, 1,3-bis(aminomethyl)cyclohexane, 1,4-bis(aminomethyl)cyclohexane, 1,3-diaminocyclohexane, 1,4-diaminocyclohexane, bis(4-amino-2,3-dimethylcyclohexyl) methane, isophorone diamine, 1,6-diamino-2,2,4-trimethylhexane, 1,6-diamino-2,4,4-trimethylhexane, 2,5-bis(aminomethyl)norbornane, 2,6-bis(aminomethyl)norbornane, 2,5-diaminonorbornane, 2,6-diaminonorbornane and mixtures hereof, a2) 0.1 to 40% by mol of 1,6-hexanediamine, a3) 9 to 48% by mol of isophthalic acid, a4) 0 to 24% by mol of terephthalic acid, a5) 4 to 35% by mol of laurinlactam, a6) 0 to 30% by mol of a1) to a5) of various further monomers, b) 5 to 50% by weight of at least one glass filler, c) 0 to 15% by weight of at least one monomeric lactam and/or polyamide 12, d) 0 to 19% by weight of additives,