What is the best way to cut a sonotube?

Cut around the sonotube with a keyhole saw. A keyhole saw has a pointy tip that you can press into the cardboard. This eliminates the need to drill a pilot hole for the saw. Keep the cut around the tube level with the strings.

Can you cut a concrete form tube?

Each tube is 4′ (122cm) long and can easily be cut to length using ordinary power tools. They can be left in place or stripped away after the concrete has cured for 24 hours. For the easiest removal and the smoothest concrete finish, apply a release agent to the inside of the forms.

Should you remove sonotube from concrete?

Does the Sonotube form have to be stripped from the column after the concrete has cured? Removal of the form is general practice for exposed column surfaces. In applications below grade, there is no specific need to strip the form unless it is required by local building code.

How do I strip a sonotube form?

Sonotube Finish Free Concrete Forms

Can you leave sonotube in the ground?

No, it’s not a problem to leave the Sonotube and its plastic “Square Foot” (like these) in the ground forever.

How far down should a sonotube go?

Working with Sonotube Builder’s Tube

The one-of-a-kind Sonotube Builder’s Tube concrete form is designed for below ground-line concrete placement, but can be used up to 3 feet above ground line for extra support. Minimal bracing is required above 2 feet of ground line.

Is it better to cut concrete wet or dry?

Contractors mainly use wet cutting for tile work, reinforced concrete, metal, bricks and masonry. It can produce long, clean cuts because it is less prone to overheating or wearing the blade. If electrocution is a potential hazard, consider dry cutting instead.

What tool will cut through concrete?

A concrete cutting saw, also known as a road saw or consaw, is a powerful tool used to cut solid materials like concrete, brick, asphalt and tiles. These powerful saws are different from regular saws and are available for various types of sawing techniques.

How can I cut concrete without power tools?

If your cut doesn’t need to be exact, use a cold chisel and hand sledge to cut the concrete. Score the length of the cut three or four times with the chisel. A circular saw with a masonry blade can also be used to either score or completely cut through the block.

Is rebar needed in sonotube?

We usually recommend that a minimum of two pieces of #4 rebar be placed vertically in an 8-inch-diameter concrete pier supporting a structure. A larger-diameter pier should have four or more pieces of vertical rebar.

Can you backfill Sonotubes before pouring concrete?

You can, as you pour your concrete, fill the hole to sonotube level, and add sand or gravel around the outside of the sonotube as you fill it with concrete, that’ll keep it from flowing up around the tube.

How many 80lb bags of concrete do I need for 12 sonotube?

and 80 lbs. A 12 inch sonotube requires 1.74 60 lbs. or 1.31 80 lbs. bags of concrete to fill it one foot.

Can you reuse concrete form tubes?

“Each Form-A-Tube piece has unique ribbing that can be placed inside the form and left in place, creating an attractive and almost impermeable outer shell. Or the tube can be placed on the outside so once the concrete filling has hardened, the pieces can be removed – and reused.”

How many bags of cement do I need for Sonotubes?

Concrete Mixes

SONOTUBE
# of bags required per:25 kg 
8″ x 4′ tube3.28″ x 8′ tube
10″ x 4′ tube5.110″ x 8′ tube
12″ x 4′ tube7.312″ x 8′ tube

Can you pour concrete around sonotube?

Pouring around the sonotube is a bad idea and you won’t have any structural connection between the footing and the pier. The tube needs to be suspended and braced above the footing and rebar installed to connect the pier and footing. If the tube is embedded into the footing a couple of inches it is no big deal.

How deep do you bury a sonotube?

Dig down to the frost line before pouring the concrete. Frost lines vary depending on your region. Start by assuming you want a 10-inch diameter Sonotube that is about 3 feet deep.

Can Sonotubes get rained on?

Rain resistance

The new paper’s attributes allowed Sonoco to reduce the weight of the forms, making them easier to handle, set, strip and discard. And now with RainGuardTM paper technology,* Sonotube forms stand strong even in wet weather.

Why do they spray water when cutting concrete?

When cutting concrete, small and sometimes large particles of concrete can fly through the air. With a steady jet of water being sprayed on the blade, the water will ensure that any concrete that breaks off while cutting goes straight to the ground away from you and the people you work with.

What happens if you wait too long to cut concrete?

Sawing too late can result in uncontrolled cracking as the concrete contracts during curing. Saw cutting can start anywhere from three to six hours after the concrete is poured, depending on the weather conditions. The best way to determine whether the slab is ready is to make trial cuts to check for raveling.

Can you cut concrete the same day you pour?

After the concrete is poured, you can start cutting your concrete slabs within six to eighteen hours. During particularly hot weather, you can even begin as early as four hours after the concrete is poured.

How do you cut concrete without a concrete saw?

Method 1: Hammer and Chisel

Cutting concrete doesn’t always require the use of heavy tools. For cutting small pieces of concrete, like a concrete paver, a hammer and chisel will work just fine. Since most people already own a hammer and chisel, this is one of the most cost-effective ways to cut concrete.

Which blade is best for cutting concrete?

Diamond saw blades are typically the best choice when it comes to making clean, professional cuts in concrete.

What blade will cut through concrete?

Any handy homeowner looking to cut concrete needs one crucial tool: a diamond blade. While abrasive blades can cut concrete, they wear out quickly, potentially needing to be replaced multiple times in the course of one project.

Can a hacksaw cut concrete?

The carbide hacksaw blades cut ceramics, steel, aluminum, plastics, concrete, brick and wood cleanly and quickly in all directions. The blades are designed for standard hacksaw frames (sold separately). Made of super-hard tungsten carbide, these hacksaw blades stay sharp much longer than conventional blades.

Can you cut concrete with a Dremel?

Product Details. Cut through hard materials, such as marble, concrete, brick, porcelain, ceramics and epoxies, with the Dremel Diamond Wheel. It’s coated with fine diamond particles for tackle these hard materials. The wheel gives you smooth, fine cuts.

Can I cut concrete with a Sawzall?

Although a Sawzall can cut through concrete, it’s not great for cutting through thick concrete structures. In order for a Sawzall to cut, the blade has to be longer than the concrete is thick y about 2″ inch. Most grit blades are 9 inch and toothed blades are 12 inch.

How many 80lb bags of concrete do I need for 12 sonotube?

and 80 lbs. A 12 inch sonotube requires 1.74 60 lbs. or 1.31 80 lbs. bags of concrete to fill it one foot.

Do you need to use rebar with sonotube?

We usually recommend that a minimum of two pieces of #4 rebar be placed vertically in an 8-inch-diameter concrete pier supporting a structure. A larger-diameter pier should have four or more pieces of vertical rebar.