Get around the sand and choose the mistaken idea of the idea three

Get around the sand and choose the mistaken idea of the idea three
Summary: Cement allocate a certain amount of sand only, turn body into, become cement can use behind the mortar. Some owners think, the more sand put is, the worse every performance of the mortar of cement is, actually this is not so. Send and decorate the whole introduction of engineering manager Qi Fu according to the dragon, based on different projects, the mix of the mortar of cement is different too in proportion, the brick employs allocating the proportion as 1 such as spreading along the side of the wall: The cement mortar of 1, make level and allocate the proportion dailily as 1 on the ground: 2 or 1: Cement mortar of 2.5.
The cement is divided into two kinds special cement and daily cement, the former marks high, the intensity is large, suitable for while stopping up and leaking, building the special project of pier,etc., the latter is different according to compositions, can be divided into 5 kinds portland cement, ordinary portland cement, slag cement, volcanic ash cement and fly ash cement, while home puts, use ordinary portland cement generally, in the industry to ask ordinary cement even.
According to different intensity, the ordinary cement is divided into a plurality of marking, usually mark the higher, the higher its intensity is, but it the less means it is the better high to mark, it is marked that different projects are applicable (intensity) Different cement. For example, paving if uses and marks the too high cement, may lead to the fact the ceramic tile appears in the hollowing while sticking the ceramic tile, even draw the phenomenon of splitting. Generally speaking, the usually applicable grade of the project is the cement of 32.5 in the family room.
Cement allocate a certain amount of sand only, turn body into, become cement can use behind the mortar. Some owners think, the more sand put is, the worse every performance of the mortar of cement is, actually this is not so. Send and decorate the whole introduction of engineering manager Qi Fu according to the dragon, based on different projects, the mix of the mortar of cement is different too in proportion, the brick employs allocating the proportion as 1 such as spreading along the side of the wall: The cement mortar of 1, make level and allocate the proportion dailily as 1 on the ground: 2 or 1: Cement mortar of 2.5.
In addition, some consumers often adopt the overdue cement in order to save money, the expert proposes that had better not behave like this. It is introduced, cement quality guarantee period is usually 3 months. 3 months later, though the cement can still be used, its intensity will be reduced greatly.

The family is everybody's dream, everybody's family has different styles, have a sincere one, there is a magnificent one, there is a brief one, no matter what kind of family it is, people pay attention to enjoying that relaxation that life bring at home even more now, unrestrained!Enjoy at home, please enter while sampling life:Channel of the houseThe editor recommends:Wonderful method of the mosquito that 29 die with rage
The editor recommends:The latest find The carcinogenic household articles expose completely
The editor recommends:The keyboard " kills virus " 5 wonderful methods
|