May 13 2019 · Sanding concrete using an orbital sander If you have concrete that is going to be exposed architecturally you can sand it by hand using wet and dry sandpaper or an orbital sander After sanding you should apply 23 coats of “acid wash” on the entire surface to hide sandpaper scratch marks from the concrete...As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan. If you are interested in these product, please contact us.
Processing Capacity: 20-99TPH
Application area: Slag industry, sandstone industry, etc.
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Viewing this finish and found it to be an acid burn finish It had the appearance of old weathered concrete where Mother Nature and time had eroded the top to create a light sand finish It was gray in color and the consistency of the sand appeared to be semispotty Create this look with concreteMore Details
Choose coarsegrit sandpaper in the 40 to 60grit range for basic sanding and stripping For smooth finishes and removing minor imperfections use 80 to 120grit sandpaper For the smoothest finish use superfine sandpaper 200 to 400grit or higher If you use a wetdry sandpaper you can wet the area before you work to keep dust downMore Details
Apr 26 2016 · However if you want an affordable greatlooking concrete surface that will last for decades a sand finish concrete job is one for you It is reminiscent of exposed aggregate but without the pebbly textureMore Details
Apply an even coat of concrete sealer to the floor before resuming the sanding on the wet floor using a mediumcoarse abrasive in the range of 80 to 120 grit Make sure that the sealer penetrates the floor for as long as instructed by the manufacturer before you resume the operationMore Details
Exposed aggregate and sand washing add texture and beauty to concrete pavements Exposed aggregate has a rugged surface that is nonskid and resistant to heavy traffic and weather extremes making it ideal for driveways Huettl Landscape Architecture in Walnut Creek CAMore Details
This is Actually How to Sand a Concrete Floor Around the House Sanding a concrete floor helps level its surface and is a common practice before painting it It is vital for the process to be done carefully DecorDezine gives the steps for sanding concrete floors along with the tools and preparation needed for the whole processMore Details
The best method is to precast the concrete using the sand embedment method to expose the aggregate A layer of fine sand is put in the form to a depth of onethird the diameter of the aggregate to be used Aggregate is then placed in the sand and pressed to the bottom of the form keeping the aggregate pieces as close together as possibleMore Details
One topsurface retarder product is Surface Deactivator by Brickform which provides ten exposure depths from a simulated light acid etch or sand blast finish up to full exposure of 1 ½” aggregate Surface Deactivator offers an extended window before the surface paste is removed allowing the concrete to harden properly which locks in the aggregate and decreases popoutsMore Details
Exposed Aggregate Sand Washed Finishes Exposed aggregate and sand washing add texture and beauty to concrete pavements Exposed aggregate has a rugged surface that is nonskid and resistant to heavy traffic and weather extremes making it ideal for drivewaysMore Details
Exposed aggregate concrete surfaces are aesthetically pleasing and often times easier to produce than typical grey concrete Exposed aggregate concrete can possess a number texture and finishes ranging from basic sand finishes to highend terrazzo floorsMore Details
Sanding a concrete floor may be necessary to remove stains or to give the floor some extra texture before painting You can also sand concrete in order to polish it to a high shine Whatever the reason sanding concrete can be a backbreaking and messy choreMore Details
Jan 06 2010 · Aggregate is the sand and gravel part of the concrete mix It’s what the cement bonds to and it gives the concrete substance and strength Smooth stamped or broomed concrete hides the larger pieces of gravel below the surface The exposed aggregate method removes the top fine layer so individual gravel pieces are visible on the surfaceMore Details
Here the top layer of the concrete flakes away leaving the surface patchy and pitted while exposing the aggregate underneath If you ignore spalling it eventually spreads compromising theMore Details
Concrete is a blend of cement usually Portland cement sand and gravel Portland cement is a type of cement not a brand Cement is a dry powder that binds these items together To make durable highquality concrete you need to use these in the right proportions for your projectMore Details
By measuring the cement stone and sand you will have a consistent concrete mix throughout your entire project 3000 psi concrete mix ratio To produce a 3000 psi cubic yard of concrete 27 cubic feet the concrete mixture ratio is 517 pounds of cement or 234kg 1560 pounds of sand or 707kg 1600 pounds of stone or 725kgMore Details
New advances in surface retardants allow for placement of concrete with a sand exposed look Finishing is different than normal procedures Use of a roller bug is done after initial bull floating followed by a light trowel finish and then the retardant is applied and washing as normal Only the sand will be exposed when doneMore Details
Concrete mix ratio of 133 – On mixing 1 part cement 3 parts sand with 3 parts aggregate produces concrete with a compressive strength of 3000 psi On mixing water with the three ingredients a paste is formed that binds them together till the concrete mix gets strength concrete is inversely proportional to the watercement ratioMore Details
Mar 17 2017 · Sandwashed concrete undergoes a similar finishing process as exposed aggregate but the composition of the concrete mix is different For a sandwash finish the mix will have a higher proportion of small sandsized particles versus pebblesized particles for exposed aggregateMore Details
POLISHING CONCRETE Guide to the Procedure This is a GUIDE to the normal procedure involved in polishing concrete including exposed aggregate concrete surfaces The procedure is virtually the same with terrazzo and other natural stone products Note that this is quite different to creating a polish effect by grinding and then coating concrete floors with a clear coating such as epoxy orMore Details