Flexilbe PVC storage pillow tank bladders are normally pillow shaped tanks having low profile, made of heavy duty special application PVC/TPU coating fabric, which gives high abrasion and UV resistance withstand -30~70 ℃. DooFlex make 100L to 500,000L capacities pillow tanks. Pillow tanks are used for temporary or long-term bulk liquid storage and transportation, suck as water,  oil, potable water, sewage, rainwater chemical spillage waste, dielectric oil, gases, effluents and other liquid. Our pillow tank are in use worldwide for agricultural drought, water collect, disaster relief, farms, hotels, hospitals, refineries, chemical plants, irrigation works, ports, remote camps, exploration and mining facilities,  raw material transportation, wine, raw-food material and other application.  

Specification and Type of Pillow Bladders Tanks 

We have OIL-TANK (Fuel Bladders), AQUA-TANK (Water Bladders), CHEM-TANK (Chemical Bladders), CARGO-TANK for the different application and liquid containment. Each type pillow tank have light-duty, medium-duty, and heavy-duty three grades raw material to suitable your application.

OIL-TANK (Fuel Bladders):

• Fuel bladders used for any kind oil or fuel products (Light-duty, Medium-duty, and Heavy-duty).

AQUA-TANK (Water Bladders):

• Potable water pillow tank bladders -- used for the storing the food-grade liquid goods like drinking water, juices and milk products temporarily and in long term (Light-duty, Medium-duty, and Heavy-duty).
• Non-potable water storage pillow tank baldders (Light-duty, Medium-duty, and Heavy-duty).

CHEM-TANK (Chemical Bladders):

• Chemical bladders used for weak acidity and alkaline, chemical products of non organic solvent types, sewage, or fuel(Light-duty, Medium-duty, and Heavy-duty).  

Configuration and Accessories of Water Pillow Tank Bladders

Fill/discharge valves, quick couplings, air bleed are supplied as the standard assembly. Various inlet and outlet valves are optional. Stainless steel ports also can be equipped upon request. Other design can be made upon customer's request.  Each water pillow tank will be supplied together with the repair kits free of charge. 

Fill/Discharge Valve (2'' or 3'')                    Drain Valve (2'' or 3'')                       Air Bleed  

Quality Control  of Collapsible Pillow Water Tanks

Every flexible pillow water tank bladders goes through rigorous quality control tests including a pressure test and a stress test to ensure a strong and leak-proof product.