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The dual-head system can compact/tampe the sleepers on both sides of the track simultaneously, while traditional single-head equipment can only process one side at a time. This almost doubles the track area covered per unit time. Modern dual-head tamping machines (such as the JG150S) typically employ a vibration frequency of approximately 35 Hz. This frequency has been proven to achieve

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This small crawler excavator is specially designed for the replacement of railway sleepers. The average Each pillow changing machine can replace 1.5 pillows per minute, which greatly reduces the labor management cost and improves the operation safety.