انواع الک استیل | آذر ۱۳۹۲
4. الک کبریتی استیل 8 اینچ. 2/5 mm. 20 mm. Sieve the sieve of wheat called the drop in wheat silos kabriti for studying the loss of moisture in wheat silos are being used in the frames of the elk to a diameter of 8 inches from the floor and the thickness of the steel sheet of 1 mm and a punch to the face.