Solution tank tests once every two days

Solution tank tests once every two days, according to the test results to supplement the pool of replacement period was carried out by a different month, 4-September thorough paired paired angular contact ball bearing exchange once every two weeks, October - March the following year, the exchange once a month.
Two. Acquisition and construction equipment
According to the number of semi-finished products storage, to establish a library in the middle ground with a cement floor, can be set to a middle aisle, about 1.5m, bearing rings used to access the car. At the end of the discharge channel of a storage tank of sodium nitrite aqueous solution formulation of 5% -10% with 0.6% sodium nitrite, and make back ditch on the ground, after which the floor on both sides of the split tapered roller bearing  rings stacked on, keep 0.6m walkway between each pile bearing rings. Can speak about the middle of the library is designed to 64m2, its aqueous sodium nitrite pool for 1m3.