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This series of products is required for engineering mines φ Designed for 115mm aperture down-hole drills, anchor rod drills, shotcrete machines, and various air sources;

The series of products optimizes the air duct design and places the diesel muffler in an independent unit at the rear of the cooler, which improves the cooling effect while reducing the operating noise of the product by 40%;

The entire series of products adopts the National III engine.