Essential oils are extracted from various plants. Common essential oil extraction methods include steam distillation, freezing compression (squeezing method), chemical solvent extraction, oil separation (liposorption), carbon dioxide extraction.
The freeze dryer is based on vacuum freeze drying technology and is widely used in the fields of medicine, biological products, food, blood products and active substances.
This article lists a few questions of cartoning machine you will interest in! What is cartoning packaging machine? How does a cartoner work?
What is flexible packaging? How flexible packaging is made? What kinds of flexible packaging machines can SED provide? Get the ultimate introduction from our all-in-one blog.