630L/min乳化液泵、额定压力40MPa，具有“低振低噪”的技术特色，满载噪音达到92dB(A)，远低于行标要求的106dB(A)，该款产品适应性强，可维护性好，在神东、宁煤等大型矿井中成套应用300余台，广泛应用在中厚煤层、薄煤层等高产高效工作面矿井。 The 630L/min emulsion pump, with a rated pressure of 40MPa, features the technical characteristic of "low vibration and low noise". Its noise level under full load reaches 92dB(A), which is much lower than the industry standard requirement of 106dB(A). This product has strong adaptability and good maintainability. Over 300 units of this product have been applied in complete sets in large mines such as Shendong and Ningmei, and it is widely used in high-yield and high-efficiency working face mines with medium-thick coal seams, thin coal seams, etc.