Patent ID: 8474518

Claim:
An automobile cooling system component comprising a polyamide composition containing polyamide 6,10, glass fiber, a copper compound and at least one type of nucleating agent; wherein the polyamide composition contains, based on the total weight of the polyamide 6,10, the glass fiber, the copper and the nucleating agent, (a) 48.9 to 79.988 percent by weight of the polyamide 6,10, (b) 20 to 50 percent by weight of the glass fiber, (c) 0.002 to 0.1 percent by weight of the copper compound, and (d) 0.01 to 1.5 percent by weight of the nucleating agent, the half-crystallization time of the polyamide composition is 5 minutes or less, the polyamide 6,10 used has a relative viscosity, as measured in 98 percent sulfuric acid, of 2.3 to 2.9, and the polyamide composition contains, as a polyamide, only the polyamide 6,10.