Thermal Transfer Oil

Thermal Transfer Oil
1. No poison
2. No pollution
3. Modest viscosity
4. Good conductibility
Specifications of Thermal Transfer Oil:

Apperance: yellowish & transparent.
1) Density at 20°C: 0.84 - 0.89g/cm³
2) Kinematic viscosity at 50°C: 23 - 33mm²/s
3) Flash point open cup: ≥210°C
4) Vacuum distil: ≥360°C in 2%v/v
5) Solidify point: ≤-10°C
6) Acid number ≤0.05mg KOH/g
7) Carbon residue conradson method: ≤0.02%
8) Ash content: ≤0.02%
9) Copper strip level: 1
10) Coefficient of thermal expansion: (6.26-6.91)*10
-4
11) Specific heat: 2.4kj/kg in 100°C while 2.82kj/kg in 200°C.
12) Transfer heat coefficient: 0.474kj/m in 100°C while 0.448kj/m in 200°C.
13) prandtl coefficient: 230.364 in 20°C.