LIQUID STORAGE TANKS |plastic tanks|polyethylene tank|secondary containment|diverse plastic tank ACO Conical Bottom liquid storage tanks assure excellent chemical and corrosion resistance. and total Drainage. These liquid storage tanks are made of a durable, one-piece seamless construction. Specific gravity of 1.5 (1.9 or 2.2 available upon request). Manufactured from LLDPE (linear Polyethelene) plastic and the XLPE (cross-linked Polyethylene) is also available. On average, an IBC contains approximately 1,100 litres (250 IG). Liquids inside may vary from lubricants to very strong chemicals such as sulfuric acid, any of which can have disastrous environmental effects if spilt, or may harm persons in contact. The use for IBCs has evolved from shipping containers to liquid storage tanks for those seeking more flexibility in their capacity. The IBCs are plumbed directly from their bottom valves into pumps or machines via hoses and conveniently replaced with a full container when empty. This set-up is quite common, even indispensable to many manufacturers Conical Bottom liquid storage tanks are available in seamless molded one-piece units in either virgin high density cross link or medium density FDA-compliant line