Piston type air compressor (HY-1100A)
Advantage:
it doesn¡¯t cost a lot to get it fixed. It sells
at reasonable prices.
Disadvantage:
lower productivity. The gap between the highest
and lowest air pressure is big.
Screw type air compressor (HY-1100B)
Advantage:
higher productivity. Small gap between the highest
and lowest air pressure
Disadvantage:
It costs a lot to get it fixed. Expensive to
buy
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