Type of seed

% Total oil to  seed

% Oil extraction

% Extraction  efficiency

Grams oil per  hour

Litres oil per  hour

Kg seed  per  hour

Remarks

Sunflower

( black oil seed )

Helianthus annuus

45

34  - 38

76 – 84

1200

1.33

3.4-3.6

Sunflower

( striped, non oil seed )

21.6

415

0.471

use black oil seed

Rapeseed  / canola

Brassica napus

44

33

75

1524

1.69

4.5

50 rpm

Sesame

 Sesamum indicum

60.4

46

77

1738

1.93

3.8

50 rpm

Beechnuts

Fagus sylvatica

37.7

29

77

501

0.56

1.7

crushed

Oil palm kernel

Elaeis guineensis

68

46

68

 1280

1.42

2.8

not  crushed

Shelled  groundnut

Arachis hypogaea

57

40

70 

1468

1.65

3.61

Niger seed / noog

Guizotia  abyssinica

43

36

84

1490

1.66

4.1

Pumpkinseed

Cucurbita sp.

45.5

39

86

  570

0.63

1.5

low input

Linseed  / flaxseed

Linum usitatissimum

40

34

85

1855

2.06

5.4

Babassu

 Orbignya phalerata

72.7

62

85

1227

1.36

2.0

crushed

Hemp  seed

 Cannabis sativa subsp. sativa

34

23

68

1095

1.21

4.8

Safflower

Carthamus tinctorius

26.6

22

78

1100

1.22

5.0

55 rpm

Hazelnut

Corylus avellana

68

55

81

1328

1.47

2.4

50 rpm, grated

Walnut kernel  +partition

Juglans sp.

71

63

89

894

1.00

1.4

grated

Jatropha

(decorticated)

Jatropha curcas

70

54

77

1408

1.56

2.0

Jatropha

(undecorticated)

Jatropha curcas

41.7

32

77

533

0.581

1.6

Almond

Prunus dulcis

65

58

89

1249

1.40

2.2

grated

Cocoa beans (undecorticated)

Theobroma cacao

56.8

37

65

1158

1286

2.5

grated

Coprah

 (oil)

Cocos nucifera

68

59

87 

1839

2.04

3.11

grated

Coprah

(coconut cream)

Cocos nucifera

 1367 GRAM / HOUR  ( EXTRACTION 45% )

IMPORTANT: the press cake  can be dried and the oil can be pressed!