Which two materials are considered good thermal conductors?

Copper and aluminum are both excellent thermal conductors, making them ideal materials for applications where efficient heat transfer is crucial, such as in HVAC systems.

Copper is widely recognized for its superior thermal conductivity, which allows it to transfer heat quickly and efficiently. This quality is why copper is commonly used in refrigerant lines and heat exchangers within HVAC systems. Its high conductivity minimizes energy loss during heating or cooling processes.

Aluminum, while not quite as conductive as copper, still offers very good thermal conductivity and is lightweight and cost-effective. It is often used in heat exchangers, fins in air conditioning units, and various components in HVAC systems. The combination of both materials provides an effective way to enhance thermal management.

In contrast, iron, plastic, glass, and wood are either poor conductors or insulators. These materials do not promote efficient heat transfer, making them less desirable for applications requiring effective thermal conduction.