Slag bed filtration technique handling the flax waste water

In order to make sure the design planning about waste water from flaxen factory of Baotou city, some local test were made in advance, imitating the slag sieve bed three meter high of slag sieve layer made, the sieve taken from the factory boiler house,mixed with waste water of cooking and bleaching shop,fine and roving shop,then passing the slag sieve layer, purified waste water was monitored by chemical bab of factory and EPB of Baotou city.The result show that each index of dischanged water can meet the standard requirement.That craft,cost lower,operation stable, management simple, Has obvious economic, environment and social influence.