Q:Will the roadside sell sugar fried chestnut that kind of thing like sand is what ah? Mainly even friends like to open a bar Oh

Why is the chestnut and fried with the sand? Is it because of fun, or what special role? With this problem, I went to ask the "one hundred thousand why" can not harvest

Q:Is there any more advanced material to replace the mortar king?

Is there any more advanced material to replace the mortar king?

Q:What kind of sand is the industrial license of building materials containing sand?

The use of sand is very broad: it is used in the construction, repair, filtration, farming landscaping, when the smelting of the quick-drying agent, or the manufacture of glass, the main material It contains silicon elements, in the daily life of factory workers wash their hands and feet of soap, cleaning wine bottles, porcelain, metal utensils, jade, silver, etc

Q:1m?M10 mortar block stone retaining wall how many mortar, sand and cement how much the proportion?

1m?M10 mortar block stone retaining wall how many mortar, sand and cement how much the proportion? This is a problem to be solved Your answer is adopted after the system will be rewarded 20 (wealth value + experience value) + problem bonus 30 (wealth value + experience value) and said: This is a problem to be solved

Q:Extension of the abrasive wearable floor material how to construction? Need to pay attention to what the problem?

thickness of 5cm or more The second step: the first sprinkle material: the Tiger Geng Hong Kong Fan Huan song for the offensive power of the provisions of the amount of 2/3 of the extension of abrasive evenly spread in the beginning of the condensed concrete surface The third step: the first mention of pulp: to be a certain amount of water to absorb the material, the use of mechanical pulp lifting operations, and leveling with leveling The fourth step: the second sprinkle material: to be abrasive hardening to a certain stage, and then the provisions of the amount of 1/3 extension up abrasive for the second spread operation The fifth step: the second pulp: to be a certain amount of water to absorb the material, the use of mechanical pulp lifting operations, and leveling with leveling Step 6: mechanical trowel light: according to the hardening of the floor, the use of mechanical trowel light finishing operations Step 7: conservation: floor finishing is completed, the film conservation or recommended special curing agent conservation

Q:Measured the actual density of the concrete mixture for the 2450 attackers Ju Ju-hui angle to carry hair kg / m3. Such as site sand moisture content of 2.5%, stone moisture content of 0.5%, seeking construction mix. More

Construction ratio: cement 3.1kg, water = 1.86-6.24 × 2.5% -12.4 × 0.5% kg, sand = 6.24 × (1 + 2.5%) kg, gravel = 12.4 × (1 + 0.5%) kg. The formula has been listed, the results of their own on the line

Q:Hello, I am the general taxpayer to do gravel, how much is our tax point

000 kilowatts (including 000 kilowatts) for the construction of various types of investment entities The sand, earth and stone used in the construction and production of building materials 3 The continuous production of brick, tile, lime (without clay solid brick, tile) with its own sand, soil, stone or other minerals Biological products made from microbes, microbial metabolites, animal toxins, blood or tissues of human or animal 5 Tap water 6 Commercial concrete (limited to cement mixed with cement as raw material) Concrete) General taxpayers choose a simple way to calculate the value-added tax, 36 months may not be changed

Q:Each side 1: 3 cement mortar with cement how many kilograms

Such as 400 kg total weight of 100 kg of cement and gravel 300 kg

Q:Why do you want to use sand and soil and gravel soil after retaining wall

Reduce the side pressure of the soil, so that the stress of the retaining wall and the design of the theory in line with the easy to seepage, to prevent damage to the retaining wall. To reduce the retaining wall active earth pressure, wall fill requirements: ① wall back to the wall to resist the strength of the wall mortar to 75% before the backfill. ② backfill material should be designed according to the design requirements of permeable materials such as gravel, gravel, slag, gravel soil, etc .; ③ wall backfill should be layered filling, each layer loose thickness should not exceed 200mm, And the strength of the compaction of the sampling frequency, compaction machinery can not reach the place should be small mechanical or manual repeated ramming dense; ④ back to the back of the wall should pay attention to set the anti-filter bag, anti-filter package must be permeable material Such as pebbles, gravel, etc.), particle size 20 ~ 30mm.

Q:There are several kinds of raw materials in mortar. Which friend can tell me and recipe

Mortar Wang main components have two components: one is cited gas, the second is thickening