... and no scale6, recyclable,benefit to the environment7, good resistance to shock and impact8, resistance to all kinds of chemical liquid9, high temperature reisitance ,the ... connection11, smooth inner wall surface,reducing the pressure loss and increasing the flow speed12, low noise,reduced by ... 5.We have a strong ability of developing and producing new productsPROFESSIONAL MANUFACTUREIf you have ...