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۱۳۸۵ مهر ۱۹, چهارشنبه

The Easy Way to Make Concrete Look New

The Easy Way to Make Concrete Look New!

QUIKRETE® Concrete Resurfacer is a special blend of Portland cement, sand, polymer modifiers and other additives designed to provide a shrinkage compensated repair material making thin repairs to sound concrete which is in need of surface renewal. Concrete Resurfacer will provide a durable wear resistant surface designed to withstand heavy foot traffic and vehicle traffic. Concrete Resurfacer provides an economical alternative to removing and replacing existing old, spalled concrete.



Do-it-yourselfers and contractors can use QUIKRETE® Concrete Resurfacer for large applications such as driveways, walkways, sidewalks and patios. QUIKRETE® Concrete Resurfacer can be trowel applied for smaller applications or applied with a masonry brush for curbs or steps.


Drying Times

Wait 6 hours before allowing foot traffic and 24 hours for automobile traffic. With cool temperatures allow longer curing time prior to use. Protect from rain for at least 6 hours, longer in cool or damp weather. Do not cover unless immediate rain protection is necessary. No sealer is required.


Adverse Temperature Conditions

Cold Weather: Do not apply at temperatures below 50º F (10ºC). In cool weather use warm water approximately 120ºF, (50ºC) to speed setting time.


Hot Weather: In hot weather work in shaded areas or in the cool parts of the day, and use cold water to slow down the setting time.


Thick Applications:

For thicker applications use additional thin layers of QUIKRETE® Concrete Resurfacer or use a trowel applied layer after the initial squeegee application. Use form boards and leveling screed to establish the final height. For trowel applied mixes reduce the water content to about 5.5 pts. (2.6 L) per bag.






  • QUIKRETE® Concrete Resurfacer


  • Pressure washer


  • Steel finishing trowel


  • Large industrial squeegee


  • Drill with paddle mixer


  • 5 gallon mixing bucket


  • Hammer


  • Chisel


  • Gloves


  • Safety goggles


  • Broom



1. Surface Preparation

Old concrete must be rigorously cleaned to ensure proper adhesion of QUIKRETE® Concrete Resurfacer to the old surface. A high strength pressure washer must also be used to completely clean the existing concrete.


 


 


Planning the Placement

Section off the work into areas no larger than about 144 sq. ft. (13.4 M2). Control joints and expansion joints can usually be used to define work areas. It is essential that control joints and expansion joints are maintained. Use weather stripping or duct tape to prevent QUIKRETE® Concrete Resurfacer from spilling into joints. Mask areas that are not to be coated with QUIKRETE® Concrete Resurfacer.


2. Repairs

Level spalled areas and pits with QUIKRETE® Concrete Resurfacer in trowelable consistency. Use approximately one part water to 7 parts Concrete Resurfacer. Allow the repairs to harden before resurfacing the entire area.


 


3. Mix

Mix in a five-gallon (19 L) bucket with a ½" (12mm) drill and paddle mixer. For a decorative effect, add QUIKRETE® Liquid Cement Colors or Stucco and Mortar Color mix to the water following the instructions on the bottle.



Use about 7 pts. (3.3 L) of water per 40-lb (18.1 kg) bag. Add the powder to the water and mix to a lump free pourable consistency. If mix is too thick, you may SPARINGLY add water to reach the desired consistency. The correct consistency is obtained when a 9 oz. (270 ml.) drinking cup of resurfacer spreads to about 8-9" (200-230 mm) when poured on a flat non-absorptive surface. Larger quantities can be mixed using a Mortar Mixer.



 


 


 


 


 




 


 


 


 


4. Application of Product to Old Surface

Saturate the surface with water then remove any standing water from low places. Next, simply pour then spread with a long handled squeegee. Use the squeegee to scrub the material into the surface. Finish off hard to reach corners and edges with a wall paper brush. Follow within five minutes with a brooming action. To give a professional appearance, be sure all the broom strokes are the same direction. Make the brooming action a full stroke across the full distance of the current resurfacer work area without stopping. If desired a concrete edger can be used around the edges within 20 minutes of pouring. Keep the leading edge of the edger slightly raised.


 


5. Finishes

Add Texture with a Broom or Masonry Brush

QUIKRETE® Concrete Resurfacer is applied with a long handled squeegee or a steel finishing trowel. For a variety of textures, a broom or masonry brush can be used.


 


 


 



Add Color to the Mix

For a decorative effect, add QUIKRETE® Liquid Cement Colors or Stucco and Mortar Color mix to the water following the instructions on the bottle.



Working Time

QUIKRETE® Concrete Resurfacer has a working time of about 20 minutes at 73ºF (23ºC). In hotter weather, working time will be reduced.






Curing the New Surface


Under normal conditions no special curing is required. Keep temperature above 50ºF for 24 hours after finishing

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بنده خدا گفت...

با سلام
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سامان گفت...

روش جالب و خوبیه برای روکشهای بتنی ولی فکر نمیکنم بیشتر از 3 سال دوام داشته باشه و بعد از 3 سال دباره باید همین کار رو کرد (البته درغرب ایران)

ارسال یک نظر

 
ساخت سال 1388 مهندسی عمران - سازه شرقی.قدرت گرفته با بلاگر تبدیل شده به سیستم بلاگر توسط Deluxe Templates. طراحی شده بوسیله Masterplan. . بهینه شده برای سیستم فارسی مجتبی ستوده