Corn Mill PAES 210-211:2000

Question 1

coarse powder from outer covering of the corn kernel removed during the milling process

Answer 1

bran “tahop”

Question 2

refers to corn grit # 20 and # 24, floured corn, germ and bran

Answer 2

by-product

Question 3

ratio of the weight of by-products, to the total weight of corn kernel input, expressed in percent

Answer 3

by-product recovery

Question 4

shelled corn of either dent or flint varieties

Answer 4

corn kernels

Question 5

milled corn kernels where the outer covering and germs have been removed and with particle size of not less than 0.86 mm

Answer 5

corn grits

Question 6

milled corn kernels with particle size between 1.8 mm to 2.0 mm

Answer 6

grit #10

Question 7

milled corn kernels with particle size between 1.5 mm to 1.7 mm

Answer 7

grit # 12

Question 8

milled corn kernels with particle size between 1.2 mm to 1.4 mm

Answer 8

grit # 14

Question 9

milled corn kernels with particle size between 1.10 mm to 1.19 mm

Answer 9

grit # 16

Question 10

milled corn kernels with particle size between 0.86 mm to 1.09 mm

Answer 10

grit # 18

Question 11

rewetting of dried corn kernels to about 18% to 22% moisture content and tempering it to make the pericarp and the germ more pliable and easier to remove

Answer 11

conditioning

Question 12

equipment used to produce corn grits using the dry milling process

Answer 12

corn mill

Question 13

machine used to remove the germ and pericarp from the corn kernel

Answer 13

degerminator

Question 14

ratio of the weight of degerminated corn kernel sample, to the initial weight of the sample, expressed in percent

Answer 14

degerminator efficiency

Question 15

process of reducing the corn kernels into pieces of grits, germ and pericarp with or without conditioning

Answer 15

dry milling

Question 16

fine powder by-product of corn milling process

Answer 16

floured corn fines “tiktik”

Question 17

embryo of the kernel removed during the degermination process

Answer 17

germ “sungo”

Question 18

corn grit by-product with particle size between 0.70 mm to 0.85 mm

Answer 18

grit # 20

Question 19

corn grit by-product with particle size smaller than 0.70 mm

Answer 19

grit # 24

Question 20

weight of corn kernel per unit loading time into the hopper/intake pit, expressed in kilogram per hour

Answer 20

input capacity

Question 21

refers to corn grit # 10, #12, #14, #16, and # 18

Answer 21

main product

Question 22

ratio of the weight of corn grits, to the total weight of corn kernel input, expressed in percent

Answer 22

main product recovery

Question 23

amount of moisture in the corn kernels expressed as percent of the total weight of the sample, wet basis

Answer 23

moisture content

Question 24

major component of the corn mill used to reduce corn kernels into corn grits. Grit # 10

Answer 24

roller mill

Question 25

Main Product Recovery, percent minimum of the product input Grit # 10

Answer 25

28

Question 26

Main Product Recovery, percent minimum of the product input Grit # 12

Answer 26

21

Question 27

Main Product Recovery, percent minimum of the product input Grit # 14

Answer 27

7

Question 28

Main Product Recovery, percent minimum of the product input Grit # 16

Answer 28

6

Question 29

Main Product Recovery, percent minimum of the product input Grit # 18

Answer 29

2

Question 30

Main Product, percent, minimum

Answer 30

64

Question 31

By-Product, percent, maximum

Answer 31

31

Question 32

Losses, percent, maximum

Answer 32

5

Question 33

Grits of other sizes, percent,maximum

Answer 33

7

Question 34

Degerminator Efficiency, percent, minimum

Answer 34

80

Question 35

Noise Level, [db (A)], maximum

Answer 35

92*

Question 36

cleaner that uses air to separate lower density material from the corn kernels/corn grits such as floured corn, germ and bran

Answer 36

aspirator

Question 37

ratio of the weight (kg) of the corn kernels, to its volume (m3)

Answer 37

bulk density

Question 38

shelled corn kernels where the germ and pericarp have been removed

Answer 38

degerminated corn kernels

Question 39

weight of the corn kernels fed into the corn mill per unit of time

Answer 39

feed rate

Question 40

impurity any matter which is not corn kernels/corn grits or fragment of corn kernels/corn grits sand, gravel, dirt, pebbles, stones, lumps of earth, clay, mud, weeds and other crop seeds

Answer 40

foreign matter

Question 41

weight of corn kernel per unit loading time into the hopper/intake pit, expressed in kilogram per hour

Answer 41

input capacity

Question 42

equipment with definite shaking motion used to sort the size of the milled materials using standard screen sieves

Answer 42

laboratory sieve shaker

Question 43

quantity of corn kernels that the corn mill can process to produce corn grits per unit of time

Answer 43

milling capacity

Question 44

weight of the milled corn collected per unit of time

Answer 44

output capacity

Question 45

auxiliary device of the corn mill that removes foreign material

Answer 45

precleaner

Question 46

electric motor, or gasoline-fed, or diesel-fed engine used to run the corn mill

Answer 46

primemover

Question 47

ratio of the weight of clean corn kernels, to the total weight of uncleaned corn kernels, expressed in percent

Answer 47

purity

Question 48

oscillating screen wire mesh or perforated metal sheet, moving in back-and-forth direction, permitting smaller particles to fall through the openings and larger particles to remain on top

Answer 48

sifter