Profile: Selmech Supplies is a manufacturer of liquid & powder additive applicators for grass and maize silage. Our products include Flow master which is purpose built for applying preservatives to various crops, and has proved thoroughly reliable in use. Powder master is purpose built for applying powder additives to a range of crops. Miniflow applicator is the entry level system aimed at the independent farmer, and is available in its standard form or can be equipped for big bale application. Crimp master is a purpose built low pressure applicator used in conjunction with a controlled flow meter for the accurate application of additives for crimping.