DIY rock

Discussion in 'I made this!' started by Craft kid21, Mar 28, 2010.

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  1. Craft kid21

    Craft kid21 Banned

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    hey everyone...im going to be making some rock...either 2marow or somtime this week..although i no how to cure it and stuff but i was wondering how to speeed it up because i dont really want to wait 9 weeks for it to cure...if anyone has any ideas that would be SAFE to use or something to do to speed it up that would be awsome thaknks
     
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  3. Nightstick

    Nightstick Purple Spiny Lobster

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  4. NU-2reef

    NU-2reef Montipora Digitata

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    a hand full of established sand from a mature reef will give it a boost
     
  5. Dingo

    Dingo Giant Squid

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    the curing process will take the whole time... you can make the hydration process faster by adding a little bit of vinegar so that the reaction is slightly more thermodynamically spontaneous. But truthfully, the hydration does take the actual whole time. Trust me, my family owns a concrete company so I know everything about concrete
     
  6. Craft kid21

    Craft kid21 Banned

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    ok....what do you mean the hydration time?
     
  7. ComputerJohn

    ComputerJohn Panda Puffer

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    I'm far from an expert in concrete, but I did find this.. I'm sure Dingo can explain further..

    Copied from: Cement & Concrete FAQs (Frequently Asked Questions) | Portland Cement Association (PCA)

    Curing is one of the most important steps in concrete construction, because proper curing greatly increases concrete strength and durability. Concrete hardens as a result of hydration: the chemical reaction between cement and water. However, hydration occurs only if water is available and if the concrete's temperature stays within a suitable range. During the curing period-from five to seven days after placement for conventional concrete-the concrete surface needs to be kept moist to permit the hydration process. new concrete can be wet with soaking hoses, sprinklers or covered with wet burlap, or can be coated with commercially available curing compounds, which seal in moisture.
     
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  9. Craft kid21

    Craft kid21 Banned

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  10. sollie7

    sollie7 Millepora

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  11. N2DeepSpSman

    N2DeepSpSman Astrea Snail

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    I been doin this for a while have made hundreds of pounds of rock the more you make the heavier the load is the longer it takes it could take longer than 9 weeks and thats with vinegar and changing water every couple of days