一、风机***适用范围离心风机消声器主要用于各种高压离心通风机、轴流风机、助燃风机、除尘风机等排气进出口上，用于降低风口空气动力性噪声。二、风机消声器型号及参数风机消声器分圆形接口和方形接口，本表按圆形接口流量计算，用户询价时请报接口尺寸（方还是圆）规格型号风机接口mm适用风机参数消声器规格阻力损失Pa流量m3/h气流速度m/s总长mm外径mmFG-2002001000-200003-101050450150FG-3003001500500150FG-4004001500730170FG-4504501800750200FG-5005001800880200FG-60060018001100200FG-7007008000-7000022001200200FG-80080023001300200FG-90090025001400200FG-1000100025001550240FG-1200120028001750240FG-1400140028001750240FG-1600160030002150300FG-180018009000-15000030002350300FG-2000200034002450300FG-2200220034002550300FG-2400240034002900400FG-27002700120000-25000034003000400FG-3000300034003300400四、离心风机消声器选购：1:是什么风机，流量多少。2:消声器安装在管道出口还是接管中间，接管尺寸。)