Quenching Medium

Physical Property

Viscosity at 40˚C (cSt)

Viscosity at 100˚C (cSt)

Viscosity Index

Acid Number (mg KOH/g Sample)

Iodine Number

(g I₂/100 g sample)

Flash Point

(˚C)

Pour Point

(˚C)

Specific Gravity

Specific Heat

(J/g ˚C)

Thermal Conductivity

(W/m ˚C)

Cotton Seed Oil

34.8

6.9

166.31

1.80

115.09

226

23

0.910

1.853

0.139

Neem Seed Oil

32.41

7.89

149.55

12.97

120.16

244

20

0.907

1.902

0.152

Palm Kernel Oil

41.69

8.94

145.13

0.22

5.59

246

22

0.916

1.858

0.131

Palm Oil

39.7

8.2

188

1.23

5.90

172

24

0.897

1.955

0.169

(SAE40)

36.0

5.03

105

260

9

0.868