Economic Benefits of Sewage Sludge Fertilizer

Now the common treatment for sewage sludge is to make it into sludge fertilizer.

Usually, sludge fertilization processes include sludge dehydration, dried by sludge rotary dryer and fertilization. According to customers’ request, it is also possible to add nitrogen, ammonia, xylitol and other ingredients. Generally speaking, to get 1 tons sludge fertilizer, the cost is about 300 RMB,and the market sales price is from 500 RMB to 800 RMB. Therefore, the sewage sludge fertilizer is considerable gains.