... , durable, reliable operation easy to operation Boiler parts slag remover adapts double rows chains to drive the scratching board.It features firm structure, stable operation, ... 10t/h,15 t/h, 20t/h, 25t/h.For 20 tons, 25 tons, in general it adapts L type ... parts are standard ones. Therefore it is very convenient for customer to maintain. boiler parts, slag remover, mucking machine, ash extractor