If you put too much water in thinset several things happen. This can easily make the tile go too low, sending thinset up the grout lines causing an unnecessary mess, and then you have to peel the tile back up to add more thinset to bring it back up to the level of the other tiles. 2. It takes a very long time to cure.
Beside this, Can you add water to drying thin set?
If it’s hot and dry where you’re working, use COLD water to mix the thinset. … If you add water to stiff thinset to make it workable, you break the microscopic Portland cement crystals and the thinset will NOT be as strong as it could be. This is why you only mix as much as you can use in a short time.
Likewise, How thin can Thinset be applied?
Also, What is the right consistency for mortar?
The mortar should be fairly thick, like thick peanut butter. The thickness and consistency of the initial mix should be the same consistency of the final mix. Slaking is necessary! Do not add more water or mortar mix after the mortar slakes.
Can you apply thinset over old Thinset?
You can put new thinset on top of old, but only if the old thinset is perfectly smooth and level. This is rarely the case once the old tiles have been removed. … Use a floor grinder and pass it back and forth over the old thinset until it is perfectly smooth and level.
17 Related Question Answers Found
How thick can you lay mortar?
For a mortar bed, this is not always practical as the typical mortar bed and tile in the minimum thickness measures more than one inch. Depending on the application requirements, it can be greater than two and a half inches thick.
What if Thinset is too thin?
If you put too much water in thinset several things happen. This can easily make the tile go too low, sending thinset up the grout lines causing an unnecessary mess, and then you have to peel the tile back up to add more thinset to bring it back up to the level of the other tiles.
How thick should mortar be under tile?
Can you rewet Thinset?
Any cement will harden under water but you can preserve mixed thinset by freezing it.
How do you remove old Thinset?
For tough jobs, a grinder is usually the way to go. Any size grinder will do, though larger ones will get the job done faster. A strong grinding surface, such as diamond, is necessary to break down the thinset mortar. With the right grinding surface material, the thinset can be ground away in no time.
How do you soften dried thinset?
Get a big towel, soak it in water and get a 2×4. Put the towel on the gobs of ‘mastic’ and lean the 2×4 on it. Let it sit for about 10 min and then take it off. Should be soft enough to move with a plastic putty knife.
How runny should Thinset be?
Mix your thinset mortar and water until it has the consistency of a thick peanut butter. Don’t be afraid to add more water or mortar to get it right. You know you have it right if the mortar on your trowel doesn’t drip off but can be shaken off. …
How much water do you put in Thinset?
Thinset usually comes in bags of 25 or 50 pounds. Many tile manufacturers recommend that you use 5 quarts of cool water to 50 pounds of thinset mortar. For smaller quantities, 4 ounces of water to 1 pound of dry thinset powder should do the job.
How much thinset do you mix at a time?
But that’s way too much thinset to use at once, so I decided to just start with 1 quart of water, which is about one fifth of the bag, which is an easily manageable amount. You never want to mix an entire bag on your first time because the thinset will likely harden before you have time to put it all on.
Can I mortar over existing mortar?
Concrete, mortar or similar materials are not designed to stick or bond to old surfaces. You will not get any satisfactory results if you simply add new mortar to old. It just doesn’t work. Using a modified thinset mortar would be the preferred method for this type of installation.
What happens if Thinset is too dry?
Too dry: the thinset is stronger but suction bonding to the tile is poorer. Too wet: the thinset is weaker and may crumble under load, however, suction bond between tile and thinset is generally greater.
What is the right consistency for tile mortar?
Mix your thinset mortar and water until it has the consistency of a thick peanut butter. Don’t be afraid to add more water or mortar to get it right. The consistency is very important. You know you have it right if the mortar on your trowel doesn’t drip off but can be shaken off.
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