for blowing high-low pressure polyethylene ,adopt frequency control to the motor's speed.adopt 38 chrome-molybdenum aluminum Characteristics: It is used for blowing high-low pressure polyethylene, which has been widely used for producing laminating film, packing film,...

for blowing high-low pressure polyethylene ,adopt frequency control to the motor's speed.adopt 38 chrome-molybdenum aluminum Characteristics: It is used for blowing high-low pressure polyethylene, which has been widely used for producing laminating film, packing film,...

for blowing high-low pressure polyethylene ,adopt frequency control to the motor's speed.adopt 38 chrome-molybdenum aluminum Characteristics: It is used for blowing high-low pressure polyethylene, which has been widely used for producing laminating film, packing film,...