Flender/Flender Gear Units/Helical gear box H3
er has stimulated the sales of canned coffee. The remarkable success of canned coffee in Japan prompted the manufacturer(Tadao Ueshima)

to introduce the product in glass bottles (. 4.3.2 Coffee Brew Concentrate Yet another convenience product prepared from coffee brew

is the coffee concentrate, wherein the aroma-rich extract is bottled under inert atmosphere with or without preserva-tives. The major expensive

step of drying the brew is eliminated in this product. Sincethe brew is not subjected to any further heat treatment,

the product is much superior inaroma quality to the soluble coffee. The product retains its fresh avor for periods up to6 months. 4.3.3 Additives Used in Coffee Several additives or substitutes are used in coffee in order to increase the brew strength. Cyclodextrin used as an additive couples with undesirable taste components and imparts smoothness to the avor of the beverage. Cyclodextrins are heat stable, and their additionto the concentrated extract does not alter the characteristics of coffee. Chelating agents such as phytic acid and its alkali metal salts are used to prevent foam and scum formation in the reconstituted instant coffee beverage. Substitutes such as chicory, barley, malt, and rye are used to increase the brew strength (. 4.3.4 Ready Mix Coffee BeverageReady mix coffee contains all the ingredients of coffee beverage in dry form. Thus soluble coffee, milk powder, and sugar are mixed in the proportion 1:5:1. About 2 of the mix is needed for cup (8 oz/2 ml) of coffee. It is necessary that the ingredients be thoroughly mixed to get homogenous blend. To achieve this, the particle size shouldbe the same for all the ingredients. The product needs special packaging considerationsto protect it from both air and moisture. This can be disposed of in vending machines andthe shelf life of the product (in the machine) is about 1 days. For consumers vacuumpackaging or gas packaging may be adopted, to extend the shelf life to reasonabl