PC barrel blow molding machine PC pure water barrel equipment | pure water barrel production machine PC pure water barrel equipment | pure water barrel production machine is best used to produce 5 gallon, 4.5 gallon, 4 gallon, 3 gallon, 2 gallon pure water barrels, mineral water barrels and other hollow products. PC pure water bucket equipment | The main part of the pure water bucket production machine adopts imported brands, and the whole machine runs smoothly and quickly.