Raw material requirements and technical parameters:
Raw material requirements:
- Meal oil content: 8~16%
- Moisture: 5~7%
- Fine content percentage (1 mm screen): ≤5%
Technical parameters:
- Circulating water: maximum hardness less than 10 oG
- Pressure 0.3 MPa(G)
- Temperature ≤30℃
- Chlorine ≤20PPm
- Saturated steam
- Pressure 0.6 MPa(G)
- Compressed air for pneumatic systems
- Temperature ≤40℃
- Pressure 0.7 MPa(G)
- Oil content 1 mg/m3 (max.)
- Dew point -20℃
- Power supply
- Supply voltage (3 phase) 380V ±5%
- Supply (2 phase) 220V ±5%
- Supply (2 phase) 24AC/DC
- Frequency 50Hz±0.5Hz
- Materials, specification:
- Hexane: (GB17602-2018)
- Concentration: ≥80%
- 5% hexane distillation: 66 ~ 67.9 ℃
- 95% hexane distillation: 68.5 ~ 71 ℃
- Non-volatile substances: (mg/100 ml) ≤1
- Density: 660 ~ 680 kg/m3
- Odor: no residual odor
- Paraffin: Food grade
- Molecular weight: 290 ~ 330
- Viscosity: 50/60SSU (38 ℃); 33/37SSU (93 ℃)
- Density: 0.827/0.840 (19 ℃); 0.821/0.833 (25 ℃)
- Boiling point: initial 268 ~ 274 ℃; Final 316 ℃
- Flash point: ≥178 ℃
- Combustion temperature: 188 ℃
- Total benzene: 10.0 ppm max
- Total sulfur: 5.0 ppm max
- Hexane: (GB17602-2018)












