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  1. merbas

    fibre sand screed, for Garages and parking areas

    I recommend to use polypropylene fiber for three dimentinal reinforcement and anti shrickage cracks www.polyfibers.com info@polyfibers.com Murat ERBAS / Electrical Engineer M.B.A. SPI Engineering & Foreign Trade Ltd. Acibadem AYPIM POB 242 Istanbul 81020 Turkey www.muraterbas.com...
  2. merbas

    IR MARINE VESSEL APPLICATIONS

    I am electrical engineer in Turkey I want to make ir test service to marine vessels. It is a predictive maintenance service. I need camera and sofware. Price & Technical Datas??? do you have a previous check list for marine vessels? any experience? Picture & report sample? Any...
  3. merbas

    superplasticizers policarboxilicether and polyacrilic

    have a look at www.chryso.fr also Murat ERBAS / Electrical Engineer M.B.A. SPI Engineering & Foreign Trade Ltd. Acibadem AYPIM POB 242 Istanbul 81020 Turkey spiengtr@ttnet.net.tr Tel : +90.216.342.76.07
  4. merbas

    Fibermesh Reinforcement

    polypropylene naturally weak at clorine enviroment in high temperature. Therefore in desert conditions before pouring concrete you shoul use PE geotextiles under the bottom of concrete structure. Murat ERBAS / Electrical Engineer M.B.A. SPI Engineering & Foreign Trade Ltd. Acibadem AYPIM POB...
  5. merbas

    Caprolan RC vs. Fibermesh Fibers

    nylon fibers absorbs water during mixing process. therefore it is effective the water / cement ratio. Wo do not recommend to use nylon fibers however other fibers like polyfibers (polypropylene) have much better performance. ýn you question, it is not clear that which purpose will you use fibers...
  6. merbas

    Termal Cam Need

    We need radiometric thermal camera. portable & battery operated for use of electrical boards and panels inspection new or second hand memory for up to 50 view storage RS 232 computer connection editing software Murat ERBAS / Electrical Engineer M.B.A. SPI Engineering & Foreign Trade Ltd...
  7. merbas

    FIBERMESH VS. WWM REINFORCEMENT

    You can use it without any problem, I did it before
  8. merbas

    HCl gel formation

    can anyboyd help me to how can I transfer HCl into gel formation without loosing pH = 1 and density 1,25 kg / litre?
  9. merbas

    Retarder

    if you are in Europe consult www.pieri.com or in america www.apchem.com they have an experience special retarder, I used to XL TARD or XL STAB best regards
  10. merbas

    I want to learn Concrete design and analysis.

    Dear Bora,<br> I felt the eartquarke in ISTANBUL.<br> <br> Concrete design and analysis is very complicate. <br> <br> But, basic rule of the building construction announced by Ready Mixed Concrete Union.<br> <br> Please to feel free to contact me directly <A...
  11. merbas

    Motor starting current

    The answer is in the motor model.<br> <br> Why the stator takes 5 or 6 times more while starting?<br> <br> Because rotor's impedance equals zero in the begining and stator has short circuit current.<br> <br> If 100% full load exist, notting will change in electrical diagram, so current will...
  12. merbas

    Connection Details for Precast Concrete Wall Panels

    Try <A HREF="http://www.fibrobeton.com.tr" TARGET="_new">www.fibrobeton.com.tr</A>
  13. merbas

    cost of steel fiber reinforced concrete

    For pratical information for Europe Market.<br> <br> There are option to use:<br> <br> Metal Fibers - 0,8 USD / kg (60 kg/cubic) = 48 USD / Cubic<br> Polypropylene - 5 USD / Cubic (0,9 kg / cubic)<br> Glass fiber - 7 USD / Cubic (0,9 kg / cubic)<br> <br> American market arround 30% less than...
  14. merbas

    Concrete driveway loads

    Dear engineers,<br> I would like to explain driveways reinforcement again.<br> <br> In a slab you can face to two possible cracks: Structural and Non-structural.<br> <br> If you do not design correctly the thickness and other parameters as joint spaces or subbase movement cause structural cracks...
  15. merbas

    electrical conduit bending

    Sorry, what sort of paperwork you are looking for?
  16. merbas

    Help with cement dyes

    Infact, all pigments are not for concrete. There are a lot of pigment existing.<br> <br> The correct pigment (not any dyes) is ironoxides.<br> <br> In short view:<br> <br> Ironoxides for red and yellow<br> cobaltoxides for blue<br> chromeoxides for green<br> <br> you can use eihgter natural or...
  17. merbas

    Help with cement dyes

    Infact, all pigments are not for concrete. There are a lot of pigment existing.<br> <br> The correct pigment (not any dyes) is ironoxides.<br> <br> In short view:<br> <br> Ironoxides for red and yellow<br> cobaltoxides for blue<br> chromeoxides for green<br> <br> you can use eihgter natural or...
  18. merbas

    Reinforcement in Existing RCC Slab

    You can use utrasonic NDT method.<br> Easy and cheap
  19. merbas

    What is Corrosion Engineering?

    Introduction to Corrosion Monitoring<br> <br> What is Corrosion Monitoring?<br> The field of corrosion measurement, control, and prevention covers a very broad spectrum of technical activities. Within the sphere of corrosion control and prevention, there are technical options such as cathodic...
  20. merbas

    suitable material for 18% HCl + Fe Cl3 , coupled with high abrasion

    corrosion coupons from <A HREF="mailto:merbas@garanti.net.tr">merbas@garanti.net.tr</A>
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