598 



MAIZE 



CHAP, conclude that 12 per cent is about the maximum moisture- 

 X1L content which can be permitted for safe shipment. 



554. Conditioning Wet Maize. — Different contrivances are 

 in use for conditioning wet maize. The earlier consignments 

 which were rejected by the graders at Durban were sun-dried 

 on the wharves (Fig. 204). 



The Hess grain-drier and cooler, for conditioning maize, 

 is illustrated in Figs. 205 and 206. The following description 



Fig. 206. — Vertical section through Hess grain-drier. 



has been kindly furnished by the manufacturers, Messrs. Henry 

 Simon, Ltd., Manchester: — 



The general plan of this machine embodies : First, an ar- 

 rangement for supporting the grain in layers. Second, means 

 for warming or otherwise modifying the air to be forced 

 through' the material. Third, the use of a fan or fans to 



