1st class brick

Bricks are one of the most useful building materials used in construction works. It is important to know the types of bricks for understanding the masonry work properly. The types of bricks depend on their quality, strength, making process, motivation behind their utilizing etc. In this article, we will discuss types of bricks used for different criteria.

As the name suggest, first class bricks are best bricks compared to others. Due to their high quality and greater strength, these bricks are most commonly used in construction work. The basic properties of first class bricks are given below.

First Class Bricks	Properties
1. Type	1. Class 1
2. Feature	2. Table molded.
3. Shape & Size	3. Standard and uniform (rectangular).
4. Surface & Edges	4. Sharp, smooth, square and straight.
5. Color	5. Uniform red or brown.
6. Maximum Water Absorbing	6. 15% of its self-weight when submerged in water for 24 hours.
7. Crushing Strength	7. 105 kg/cm2
8. Making Process	8. Burnt in kilns.
9. Use	9.  Permanent and superior work.