What’s the difference between concrete and Postcrete?

Depending on its application, traditional concrete can take between 24–48 hours and 7 days to set properly and will reach its optimum strength after 25-28 days. Postcrete, on the other hand, is the name given to a post mix concrete, which is a ready to use blend of concrete ingredients that requires no mixing.

What else can Postcrete be used for?

Postcrete may be used for the purposes of fixing domestic posts. Postcrete may be used for fixing decking posts, rotary washing lines and small/medium sized gateposts (less than 1.0m width gate). Postcrete may not be used for general concreting, screeds, mortar, grout or render.

Can I use Postcrete for slab laying?

Postcrete isn’t designed or suitable for general concreting.

Can I use post mix as concrete?

Post mix is a readymade concrete mix which is ideal for setting timber, metal or concrete fence posts, gate posts and line posts. The mixture consists of cement and ballast and produces good quality concrete, which is fast setting so you can have your posts ready and set in no time.

Can you mix Postcrete with cement?

As you have 20 posts, your best chance is to hire a mixer and make your own concrete, sit the posts on pea shingle or similar aggregate, mix concrete either 3 chippings, 2 sand 1 cement, or buy ‘all in’ and use a ratio of 6 to 1.

Can I use Postcrete for foundations?

Because of the small area, we decided not to mix our own concrete, but to use Postcrete instead. … Unlike normal concrete, you have to make sure that the Postcrete is level before you water it. It dries really quickly, so you won’t have any time for levelling after you’ve wet it.

Can you mix sand with Postcrete?

Re: Using postcrete between paving flags

If you are going to use sand and cement and I suggest you should then you should use sharp sand, not soft. Postcrete isn’t really the stuff I would recommend. I’d suggest a high ratio of cement to sand – say 3:1 (sand : cement) and mix it as a slurry.

What strength is Postcrete?

Very strong and extremely durable with a compressive strength of 40N/mm2 at 28 days. Ideal for: • Structural Concrete • Drives • Steps • Paths POSTMIX High quality pre-mixed formulation, specially designed for the fast setting of wooden, concrete or metal fence post.

How long does it take for Postcrete to cure?

How long does it take for Postcrete to set? After adding water to the mix, Postcrete usually sets in 5-10 minutes, with the solution beginning to stiffen within 1-2 minutes.

What is Mastercrete cement?

Mastercrete is the UK’s bestselling cement , its multi-purpose ability makes it perfect for Concrete, Render, Bricklaying and Floor Screeds. Mastercrete has improved resistance to the breaks caused by freeze/thaw attack when compared to traditional cement. It produces a superior smoother and more consistent mix.

What makes Postcrete go off so quick?

I think the postcrete sounds best as goes off quicker, just wondered if there were any differences apart from the acccelerant that make this or the normal stuff any stronger. The rapid set versions do go off quicker as there is more cement in the mix, which will ultimatly lead to higher terminal strength.

How do you use two Postcrete bags?

“You will need to dig 450MM down into the ground and also around 450mm wide. The post will go in the middle and then you will use around half a bag of postmix and also use around 1-2litres of water mixing as you hold the post in place. You will require an additional person to hold the post whilst pouring the mix in.

How do I use Postcrete UK?

What Colour does Postcrete dry?

Specifications
Brand Blue Circle
Drying time 10 min
Location External
Material Ordinary portland cement
Colour group Grey

What is concrete mix?

A concrete mix is a combination of five major elements in various proportions: cement, water, coarse aggregates, fine aggregates (i.e. sand), and air. … While a concrete mix design is a process of selecting ingredients for a concrete mixture and deciding on their proportions.

Do you have to mix Postcrete?

A durable, ready to use product formulated for fixing wooden, concrete and metal fence posts. No mixing is required – simply pour water into the post hole and add Postcrete. It sets quickly in 5-10 minutes and is supplied in a weatherproof, tear resistant plastic bag.

How do you make concrete?

In terms of the ratio for concrete, it depends on what strength you are trying to achieve, but as a general guide a standard concrete mix would be 1 part cement to 2 parts sand to 4 parts aggregates. For foundations, a mix of 1 part cement to 3 parts sand to 6 parts aggregates can be used.

Can you use quick set concrete for fence posts?

Setting posts one at a time is a good idea, but make sure all your posts are braced and ready if using Rapid Set Concrete. Rapid Set Concrete will harden in 15 minutes or even faster on a hot day. Be prepared to complete your project quickly.