Canning and Fish Packaging Technology

Unit 3 - Unit operations in canning

3.2.5.4.Factors which influence thermal process for cans
The thermal process for cans depend on the following.

• Small can require shorter process than the one given for larger cans for the same product.
• Solid food in the form of smaller piece surrounded by low viscosity liquid medium requires shorter process.
• The process required in agitation type retorts or cookers require shorter process compared to still retorts or cookers.
• Acid foods such as fruits and their products require lower temperature and shorter process.