Process flow chart of quick-frozen peas in Tangshan Hengteng Food Co. Ltd.
add*Key control point
Critical control point | equipment | Quality control parameters |
Raw material acceptance | Pesticide Residue Speed Tester | Pesticide residue inhibition rate ≤50% |
Blanching | Chain belt pre-cooking machine | Water temperature 90℃~100℃, 50 seconds-70 seconds |
Quick freezing | Quick Freezer | Pre-cooling to -30~-40℃, within 30 minutes through the ice crystal forming zone, the temperature of the food center will drop from -1℃ to -5℃, the diameter of the formed ice crystal is less than 100um, and the temperature of the food center after quick freezing will reach below -18℃ |
metal detection | metal detector | Iron ≤2.0mm, other non-ferrous metals ≤2.5mm |
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