Magnesium Oxide Board - is it better than OSB
Last Post 21 Aug 2010 05:42 PM by jenna brown. 223 Replies.
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cmkavalaUser is Offline
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21 May 2010 06:44 AM
Posted By ICFconstruction on 16 May 2010 11:10 AM
Sorry, I would like to use MGO as a roof sheathing under sheet metal but it is months and thousands of dollars away from being "approved" for it. I as the land and building owner and contractor have no say in the matter.
Brad;

it is also too expensive



Chris Kavala
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21 May 2010 12:20 PM
It costs less then cement board and comparable to DensDeck and DensGlas and far superior...must be coming from a guy who has never seen it or used it before


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21 May 2010 01:34 PM
From what I am finding, it may be less than the $21 sheet for plywood sheathing. But I am still checking.


Brad Kvanbek - ICFconstruction.net
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21 May 2010 07:35 PM
In the Chinese market, the prices for 3/8" and 1/2" Thick 4'*8' are $7-9. I mean the good quality ones. Plus ocean freight and import tax, you can work out the rates easily.


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21 May 2010 08:30 PM
Sam...Do you have AC386 North American testing completed on these boards.. it is a seires of about 30 tests on both wood and steel for structural.. fire.. water assorbtion.. mold.. pull out strength accelerated wearthering..ext..also does the plant that makes the board have north American certfication by a 3rd party accretied lab with a quality contorl program that is monitored on a daily bases will the board have a stamp from a reconized institution that will stand by the quailty of the product..if so I would be interested seeing it .. if it dosent a customer would be playing Chinese roulette with a product you couldn't use or sell in the US anyway..


cmkavalaUser is Offline
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21 May 2010 08:35 PM
hopefully it would be stamped "made in China" so one could distinguish between the 2 , like the Chineese drywall


Chris Kavala
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22 May 2010 12:31 AM
Im sure the steel you use is from China as well


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22 May 2010 08:05 AM
Posted By MagDaddy on 22 May 2010 12:31 AM
Im sure the steel you use is from China as well

No it is not from China,  it is US made steel made with 25% recycled material ( I couldn't guarantee there not foreign car in the recycled material, but what a great use for a Toyota)


Chris Kavala
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Dick MillsUser is Offline
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22 May 2010 02:23 PM
Isn't the US requirement for steel that it must have at least 28% recycled material? If yours is only 25% then it may not be coming from a US plant?? And, Chris, I for one, would much more inclined to pay more for a steel SIP if it were guaranteed to me that it was manufactured entirely in the US... steel, eps/xps and adhesives. I would think that you should be using that in your marketing!


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22 May 2010 02:48 PM
Posted By Dick Mills on 22 May 2010 02:23 PM
Isn't the US requirement for steel that it must have at least 28% recycled material? If yours is only 25% then it may not be coming from a US plant?? And, Chris, I for one, would much more inclined to pay more for a steel SIP if it were guaranteed to me that it was manufactured entirely in the US... steel, eps/xps and adhesives. I would think that you should be using that in your marketing!

Dick;
I know how articulate you are and are probably right on the percentage, I did not go back and check my data I just threw out the 25% without looking.
http://www.recycle-steel.org/pdfs/Inherent2008.pdf 
I know that the EPS foam is made in Georgia because I saw it being produced with my own eyes. I have been assured that the coil is US produced, I can find out the steel coil producer on Monday and let you know. I am not sure about the adhesive but can let you know on that as well.

Chinese steel is not always cheaper, it all depends on when you buy. Some mfgs. panicked when the coil price shot up and over bought, now they are stuck with thousands of pounds of high priced steel in a downturned market.



Chris Kavala
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Dick MillsUser is Offline
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22 May 2010 03:02 PM
I know that I've seen the 28% number, but it might be a plant aggregate number, and not a batch requirement, and it is possible that the 25% is actually the batch minimum. But, in terms of cost, the fact that recycled steel uses 60% less energy to reform, than new steel from ore, it makes sense that everyone would be recycling as much as possible... since the majority of the cost of manufacturing steel in energy consumption. And, since both energy, and steel are commodities, it is highly unlikely that either of those would cost less (or more) in either the US or China. It's a world wide commodity market, and everyone buys the cheapest comparable product, and pricing is supply/demand driven.

But, that being said, the costs of materials used to produce OSB and Steel SIPs is very comparable. There might be a plus or minus 5% at the wholesale level, which (all things being equal) should mean that OSB SIPS would cost the same as Steel SIPS. And, as I said, the "Made In The US" label, to me, has value - where most of our OSB comes from Canada... though I don't have anything against the Canadians, I just like to see US workers employed.

But on the EPS, you probably watched as EPS beads were expanded to foam in a US plant, but, you need to also verify that those unexpanded EPS beads were manufactured in the US as well. A very large percentage of them do come from China.


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24 May 2010 09:46 AM

Dick;

so as not to continue to hi-jack this thread I will answer in a new one



Chris Kavala
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21 Jun 2010 12:52 AM
we can supply magnesium oxide boards from Mongolia. the trading conditions are easier and cheaper than buying from China. If interested, please PM!


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21 Jun 2010 05:50 AM
Posted By haikuna on 21 Jun 2010 12:52 AM
we can supply magnesium oxide boards from Mongolia. the trading conditions are easier and cheaper than buying from China. If interested, please PM!

Do you ship or do we need to pick it up?


Chris Kavala
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23 Jun 2010 04:06 AM
Posted By cmkavala on 21 Jun 2010 05:50 AM
Posted By haikuna on 21 Jun 2010 12:52 AM
we can supply magnesium oxide boards from Mongolia. the trading conditions are easier and cheaper than buying from China. If interested, please PM!

Do you ship or do we need to pick it up?

we could do both ways. We've shipped to Russia only, so we have little experience with shipping to the states. But it is doable. we are right now in the middle of building our web page, so if u need further information, you can email to haikuna@hotmail.com



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23 Jun 2010 06:16 AM
We have less experience picking up in Mongolia, but am curious since the country is land locked what port it would be shipping from?


Chris Kavala
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27 Jun 2010 02:14 AM
Posted By cmkavala on 23 Jun 2010 06:16 AM
We have less experience picking up in Mongolia, but am curious since the country is land locked what port it would be

Tian jin works as our port city, we have official representatives there. or Vladivostok.


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20 Aug 2010 04:58 PM

My company tried using Mag board for a mockup villa in Dubai - UAE, the team faced a number of broblems with the material such as:

1. It molds!!
2. paint doesn't stick to it,
3. It's very difficult to cut, workers faced so many problems cuting and fixing it.
4. Most importantly, IT CRACKS.  not at the joints but in the middle of the panel. everything looks ok at the fixing time, a few hours later cracks appear in all direction all over the boards.


EVERYBODY hates it now and it's 99.9% ruled out from future projects. Has anybody faced any such problems?? the product is imported fromChina, we could be using the wrong type of Mag board or the wrong fixing methodology.

I really like to know is it my company doing it wrong or is the product is such a disaster. I would really appreciate feedback & suggestions.

Thanks  

 



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20 Aug 2010 09:20 PM
Jenna I am sorry for the problems you have had in your project, but I am quite certain it was not Magboard Brand Mgo since we yet to sell any product that went to Dubai. Your comment does however represent one of the biggest challenges for MgO boards and Magboard. There are many formulations and suppliers. There are a wide variety of price, performance and numerous applications that are lumped into one generic material. Our first experience was perhaps like yours. We were intrigued by the fire water rot and mold performance of MgO board for use in SIPS but the first order we received from a broker importing board from China arrived broken and unusable. It cost us a lot of money. However we went on to work with a manufacturer on formulation, built our own production facility, spent hundreds of thousands on testing and plant certification and are really just now getting to the market. I think the moral of the story is to do your homework. At the very least, there should be product performance and assembly tests performed by qualified testing agencies that certify the performance of the product for your application as well as an ongoing listing agreement that ensures its quality controlled production. Magboard has worked hard to put this in place for a structural product. We have corporate partners like Comex paints, Rohm and Haas that produce adhesives, paints and coatings warranteed for durability. The MgO market in many areas in the world is just getting started. Our hope is that experiences like yours does not disqualify legitimate products and suppliers since Magboard really does have the performance that sold you in the first place


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20 Aug 2010 09:36 PM
I think that the legitimate MgO manufactures need to progress on standards that keep the substandard stuff from ruining the market. Is there no ASTM standard that is really applicable?



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