Sand cement red brick billboard template

1. The standard ratio of cement to sand is 1:3, which means that every unit of weight of cement should be mixed with 3 units of weight of sand. However, this ratio usually ignores the water content, which usually accounts for about 0.6 of the entire mixture, so the ideal ratio should be 1:3:0.6.
2. In construction, mortar is usually mixed on site to facilitate construction. The 1:3 ratio of cement mortar is calculated by weight, but the ratio needs to be converted to volume ratio on site based on the capacity of the mixer or material.
3. Mortar used in construction, especially structural construction, usually uses finished mortar, and the strength of these mortars is marked by M5, M7.5, and M10 grades.
4. Cement mortar has two main uses in construction projects: one is used as an adhesive for foundation and wall masonry, such as cement mortar used when laying rubble and red bricks; Plastering work both indoors and outdoors.
5. The strength grades of cement mortar range from M5 to M30. These grades indicate the strength and applicability of the mortar.
6. Cement mixed mortar also has its own strength grade, from M5 to M15. These grades also indicate the strength and application range of the mortar.

Twelve things that bricklayers need to pre pare before entering the site

1. Cement, sand and red bricks

2. Ceramic tiles

3. Tile leveling device and gap-retaining clips

4. Tile adhesive

5. Tile adhesive

6. Floor drains are purchased according to the quantity in the home.

7. The King of Leak Blocking

8. If you plan to build a shower room, you must pre pare water retaining strips in advance

9. If you don’t want to have a bad sleep at night, you must Prepare soundproof cotton in advance

10. Those who plan to replace the security door must change it before the bricklayers come in

11. Temporary toilets can be bought for more than ten yuan. It’s a good one and can be used to the end

12. Water and electricity marking tape. After the bricklayer is finished, remember to remind the master to mark the water and electricity lines clearly to pre vent the water lines from being accidentally penetrated when installing hardware later!

Finally, no matter what brand of material you choose, it must have ten-ring certification and meet national standards before you can use it with confidence