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PAES POST HARVEST (BENZ) > Fiber Decorticator PAES 228-229:2005 > Flashcards

Fiber Decorticator PAES 228-229:2005 Flashcards

1
Q

slender and greatly elongated natural filament of fiber plant

A

fiber

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2
Q

decorticator mechanical device used for extracting fibers by crushing, beating and scraping actions effected by the rotating cylinder with equally spaced blades and breaker or scraper block (Fig. 1)

A

fiber decorticator

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3
Q

refers to the physical, chemical and morphological properties of fibers extracted

A

fiber quality

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4
Q

ratio of the dry weight of fiber extracted and total fresh weight of stalks / leaves, expressed in percent

A

fiber recovery

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5
Q

weight of the raw materials (fresh stalks / leaves) fed to the machine per unit time, kg/h

A

input capacity

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6
Q

part of the decorticator where raw materials are beaten up and crushed

A

scraper block breaker block

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7
Q

Abaca (Fiber Recovery, % minimum )

A

3.37

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8
Q

Banana (Fiber Recovery, % minimum )

A

0.59

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9
Q

Maguey (Fiber Recovery, % minimum )

A

3.75

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10
Q

Pineapple (Fiber Recovery, % minimum )

A

1.42

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11
Q

Ramie (Fiber Recovery, % minimum )

A

5.00

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12
Q

Sisal (Fiber Recovery, % minimum )

A

3.52

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13
Q

Noise Level, dB (A), maximum

A

95*

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14
Q

Fiber of this grade is of good cleaning and its color ranges from ivory white to light ochre. This grade shall be free from any shade of purple, red and greenish streaks.

A

Abaca , AD-1-ABACA DECORTICATED SUPERIOR

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15
Q

In all fiber of this grade the cleaning process has been properly and carefully carried out. There are practically no scales in the fiber. The cleaning is good and the color is dull white.

A

Maguey, MR-1-MAGUEY ONE

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16
Q

Produced when the fiber is properly decorticated and dried. The fiber is almost free from scales, epidermal layers and pulps. The cleaning is good and the color varies from ivory white to almost white

A

Pineapple, PID-1-PIÑA DECORTICATED ONE

17
Q

Fiber washed simultaneously or immediately after decortications with fresh water. It’s completely free from bark, sticks (broken stems) or foreign matters. The color ranges from light straw or light greenish to light yellowish ivory or creamy and the cleaning is good. Sisal

A

Ramie, RD-A-RAMIE SPECIAL

18
Q

In all fiber of this grade the cleaning has been properly carried out. There are practically no scales in the fiber. The cleaning is good and the color is dull white.

A

Sisal SR-1-SISAL ONE

19
Q

the method or extent of extracting (by retting or decorticating) the fiber from the leaves

A

cleaning

20
Q

principal factor which determine the grade of a fiber

A

color

21
Q

distance between the outermost points along the cylinder base axis

A

cylinder length

22
Q

equivalent linear speed of the cylinder tip when running at normal operating speed

A

cylinder peripheral speed

23
Q

elasticity or stretch of a fiber before rupture

A

elongation

24
Q

distance between the scraper block/breaker block and blades in order to separate fiber elements from the non-fiber elements of the plant

A

effective allowance

25
Q

diameter outside diameter generated by the outermost point of the cylinder decorticating elements

A

effective cylinder

26
Q

ratio of the amount between the total weight of the fiber extracted to the total amount of fiber content on a dry basis

A

extraction efficiency

27
Q

difference between the total amount of fiber content and amount of fiber extracted on a dry basis

A

extraction loss

28
Q

indicator of the quality or the characteristics of the physical property of a fiber

A

grade

29
Q

number of persons needed in the operation of the fiber decorticator

A

labor requirement

30
Q

properties of the fiber which deal with its anatomical characteristics such as length, diameter, lumen and wall thickness

A

morphological properties

31
Q

dry weight of the fiber at 13-14% moisture content extracted per unit time

A

output capacity

32
Q

inherent strength and behavior of fibers under applied force which determines the mechanical serviceability or usefulness in commerce such as tensile strength, cleaning and color

A

physical properties

33
Q

electric motor or internal combustion engine used to run the decorticating machine

A

primemover

34
Q

Test materials to be used shall be commonly or locally grown and newly harvested fiber crop. The amount of test materials to be supplied shall be at least ___ of input capacity (kg/h) of decorticator.

A

75 %

35
Q

Air dry the extracted fiber and when the moisture content is around ______ record the weight.

A

13% - 14%,

PAES POST HARVEST (BENZ) (25 decks)

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