In order to improve the fluidity of hot dipping liquid at low temperature, avoid coating thickness, and improve the coating appearance, pure aluminum often participate in 0.01% ~ 0.02%.

为了提升在较低温度下热浸镀液的流动性，避免镀层过厚，并进步镀层外观，常常参加0.01% ~ 0.02%的纯铝。

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And quick wire movement during hot-dipping and inhomogeneous coating was identified as the main cause.

结果表明，钢丝热浸镀时走速过快和镀层不均匀是导致扭转脆性断裂的主要原因。

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