Category: Frozen knowledge

Refrigeration system choosing the wrong refrigerant can lead to high costs, safety risks, or poor cooling.

Air-cooled and water-cooled compressors solve the same problem, but they work in very different ways.Air-cooled compressors use air to remove heat. Water-cooled compressors rely on

Ice build-up ruins freezing efficiency and wastes energy. Defrosting isn’t optional—it’s essential.
Industrial freezers use several defrosting methods like hot gas, electric, and water defrost.

Wrong belt choice ruins freezing performance fast. Plastic and stainless steel mesh conveyor belts differ in material, durability, and hygiene, and their application in IQF Freezers depends on the product type, temperature, and cleaning needs.

Refrigeration compressors include reciprocating, screw, scroll, and centrifugal types. Each varies in design, efficiency, and application. Reciprocating suits small systems, screw handles large loads, scroll

A refrigeration compressor is the core of a cooling system. It increases refrigerant pressure and temperature, allowing efficient heat transfer.

Preface Low-temperature rapid micro-freezing technology is a high-tech biotechnology that uses low-temperature ultra-low-temperature technology and newly invented micro-freezing fluid of natural ingredients to study the

01Introduction my country is rich in aquatic resources and has a wide variety of aquatic products. Fish, shrimp, shellfish and algae have different flavors and

1.Selection of raw materials Basic requirements for quick freezing of fruit and vegetable raw materials: (1) They must be resistant to freezing. Raw materials that