Min. Order:
1 Carton
Price:
US$ 230
Place of origin:
China
Supply Ability:
100
1-1/2" DP21 Aluminum Air Operated Double Diaphragm Pump
FEATURES AND ADVANTAGES:
1."Stall-free" design .
2. Pilot air-distribution valve provides an positive,reliable,faster shift signal that avoids stall-out,and provides faster pump trip-over with less pulsation.
3. Self-lubricating,lube-free and maintenance-free air distribution system.
4. The use of dual ceramic dynamic seals for both of maj
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