Is he an experienced bricklayer? Always remember anyone can post on the MSE forums, so it can be very different from our opinion. We don't as a general policy investigate the solvency of companies mentioned (how likely they are to go bust), but there is a risk any company can struggle and it's rarely made public until it's too late (see the. Rather it is mainly used as an inert material to increase the volume of mortar for the economy. Sharp sand is more coarse than building/soft sand and is perfect for mixing with other sands to prevent cracking during the drying process. It’s often used in situations where a slightly thicker layer of mortar is required – chimney flaunching, bedding roof tiles and many garden projects will require sharp sand. To summarize, sharp sand should be used for: Concreting; … Have around 1/2 ton of sharp sand here and am wondering if can use this to make a cement mix to lay a patio/pavers with, The patio will be going on a solid concrete slab. 0. I'm a mason, we never use play sand for mortar, at least in this area (upstate Ny), it's known to shrink and crack, and make the mortar strength fail. ), New comments cannot be posted and votes cannot be cast, More posts from the stonemasonry community. Ready-made concrete bags are useful for much smaller projects – all you need to do is add water. Due to its versatility, Sharp Sand is a good garden all-rounder. Generally pointing does not use a lot of mortar so buying a few small bags of fine sand won't … It has a gritty feel to it. The base I need is about 3.3m x 2.7m at around 4 inches depth on average. Generally, sand is not used in the mortar to increase its strength. It'd just really suck to make a bunch of nice pots, spend 5 weeks leaching them (to get most of their pH altering effect finished), and have them cracking on me once they're holding a tree! You should avoid fast setting cement, often referred to as “rapid” cement. MARTIN LEWIS REVEALS WHETHER YOU SHOULD KEEP PREMIUM BONDS AS THE PRIZE RATE FALLS TO 1%, TOPSHOP, DOROTHY PERKINS AND BURTON SHOPPERS FURIOUS AS GIFT CARDS STOP WORKING, EUROPEANS LIVING IN THE UK TO GET NEW EHICS - BUT COVER FOR MOST BRITS REMAINS UNCERTAIN. It is used for bricklaying mortar, building foundations, for paving slabs, wall rendering. After all, sand is the biggest ingredient of mortar. I'm plenty happy with what I've made using the beach/sugar sand, and imagined 'play sand' would be on-par with that (surely not as good as sharp sand, which I will get at some point, I guess I'm just hoping to make some containers with this stuff while it's on-hand but don't want to if it's significantly inferior to beach-sand..). It is used in concrete and can also be used for … The first type of sand used is the soft sand, also known as builders sand. I think it will take you longer and it's important you sort your slabs for the reasons explained, using the wet or dry method. It is a smooth kind of sand and has cohesive properties. (FWIW, the ones made from the local 'sugar sand', at 2.5X the amount of cement, has made very very strong containers w/o even using fibers/meshing/structure in them, just sift the sand / mix with cement / water-til-workable and not a touch wetter!). Using sand in the right amount can produce cheap mortar without hampering mortar … The shape of the sand particles is … However you can use a dry mix if you wish. These are a resin-based sand product which you can simply brush into the gaps on your patio to make the whole process a breeze. Building Sand. Some use a mix of of sharp and soft sand to get better suction. I've always used a mix of 3 parts sharp sand, 2 soft, and 1 cement when I've laid patios and it's worked fine but I'm not a builder so there might be better advice out there. familiarise yourself with the latest version. Sand: Two types of sand are available but are not interchangeable in all applications, whichever type is being used, always pass it though a sieve before use to remove any small stones etc. 1000 bricks I'm not sure how it will react for what your using it for. Random Acts of Kindness and All things Positive! Builders merchants sell both (sharp sand is used in making concrete and builders sand is used for making mortar, so it's important to ask for sharp sand. By using appropriate sharp sand will help the mortar have excellent workability, whilst keeping a consistent water retention when applied … would be greatly appreciated!! For the pointing - again, in theory you can use a dry mix and use a watering can to wet it afterwards. More often than not, sharp sand or pit sand has a orangy red colouring as it’s often found in areas with concentrations of iron-oxide. Looks like you're using new Reddit on an old browser. If you lay a semi wet bed of sharp sand and cement it cn be hard to get the slabs to 'squash' down into the bed, and later on they can sound hollow in places where the bed has not gripped the underside of the slab. This type of sand is typically used in concrete. However, without an adhesive mortar bed below this product, you will very quickly find your … 0 0 migdalski Washed and sharp sands were fine when lime mortar as being used, but with cement mortars they are not so easy to use. Sharp sand can also be used to mix a tough, extremely hard mortar. You can also get the "just add water" mortar from Lowe's that already has sand mixed in. Some of the lime pointing mortars will have had coal-derived ash added to them, cinder ash was of course in abundance and it made a great pozzolan and binder. The roughness of the grains gives a better key for the cement I wouldn't recommend bagged play sand, it's been known to mAke the mortar crack. Editor, Marcus Herbert. Sharp Sand, also known as Concrete Sand is a coarse sand with larger particles. How much cement would I need to mix in? And thnx for the reco but I'm both incredibly frugal and incredibly anal about what I make, I like the control (for instance I'm still not sure what my final cement/sand ratio is going to be, have made several bonsai pots as trials but going to be making >50 for all my trees so want to do it just right! Use a dry-ish building sand, plastering sand or, if so desired, a Kiln Dried Jointing sand. Thanks for your reply. Builders/soft sand gives more pliability to the mix and will grab the slabs much better than just sharp sand but sharp sand gives a more solid bed. These are Builder’s Sand and Sharp Sand and are frequently used for projects that involve brickwork, paving, mixing mortar and smoothing floors. This subreddit contains almost every aspect of stone masonry.
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