Cement was first used in the construction of a tunnel in the Thames river in the year 1828. Cement is essential to provide binding properties to concrete. It allows the concrete to harden into a strong and durable material. It is a greenish-grey-colored powder made of a calcined mixture of clay and limestone. Concrete is […]
Tag: manufacturing process
ID, FD, PA, SA Fans And Their Applications
There are different types of fans that are used in industries, which increase the efficiency of many key processes. The most important of these fans are The ID (Induced Draft) fans, the FD (Forced Draft) fans, the PA (Primary Air) fans, and the SA (Secondary Air) fans. We shall now have a brief look at […]