Type tds623tds624 tds625 tds6210 tds6215 tds6220 tds6230 Capacity(t/h)3 4 5 10 15 20 30 Moisture of End products 0.5% 0.5%0.5% 0.5%0.5% 0.5% 0.5% Coal consumption ( kg/ t) 7 7 7 7 7 7 7 Motor power (kw) 3 3 5.5 7.5 11.5 7.5*2 11*2 It is strong for the ability of preventing overload of quartz sand dryer made by our company . Then , the amount is large to process . And , it is also little for flue Consumption and investment to dry .