How to make concrete molds from cardboard

How to Make Concrete Molds - DIY Bookends - Bob Vil

How to make a cardboard mold of a simple object - YouTub

Oct 30, 2018 - Explore Mickey Rhinebold's board cardboard cement forms crafts, followed by 290 people on Pinterest. See more ideas about concrete diy, concrete projects, concrete crafts How to make Concrete Molds? Here you will get answers and learn how to make or improvise a mould for pouring concrete yourself. Have fun doing handicrafts! Mold: Concrete in mold casting. You can use a standard bowl for soups, muesli, etc. to pour concrete into a mould. If you want to make a hemisphere, simply pour the concrete into a bowl and. You could cast concrete in a cardboard box... except for one thing - it's not water tight. The cardboard will suck the moisture out of the concrete, leaving a chalky finish at best. At worst the box will blow out or fall apart before the concrete has cured. The solution to this problem is, of course, Duct Tape

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I have made a lot of concrete planters and this time I wanted to experiment with making reusable molds. This segmented concrete planters are made out of Qui.. This guide will explain how to create and use molds specifically designed for concrete statuary. Seal the pores of the item to be cast in a mold. Use a store bought sealing agent, shellac or paste wax. Use at least two coats and let it dry fifteen minutes between coats. Set it aside to dry When you want to make a concrete planter, you first need some kind of mold for the wet concrete. Silicone molds are great if you want to produce a large number of items but can be overkill if you just want to make a few pieces. I decided to use a mold made from paper and cardboard to make my concrete planters make your own mold using plastic sheets or cardboard. Buy some really fun shaped concrete silicone molds on Amazon! There are some fun shapes on Etsy too! PIN THIS TO PINTEREST. How to make a concrete planter. The exact process of making a concrete or cement planter depends on the project but follows these basic steps. Create mold for the planter

DIY CONCRETE:: Cylinders From Cardboard Tubes : 7 Steps

  1. Store-bought molds are available, but you can opt for DIY molds by making two boxes from cardboard. This way, you get to customize the size and shape of the molds. You'll end up with a concrete planter that is exactly what you want. Great materials for molds include glass, plastic, cardboard, stainless steel or styrofoam
  2. Now you can pour a small amount of concrete into the mold and then add cardboard or a smaller box to the center. Once it is positioned, you can continue adding the rest of the mix. Allow the.
  3. Pour the wet concrete in between the smaller and larger container. Slowly pour the concrete in between the containers. Continue pouring the concrete until it completely fills the mold. The concrete should not fill the small container or connect over the top rim of the small container
  4. Let your bookends cure in the mold. You can remove the concrete from the mold when it has completely set into shape, but just before it has fully settled (look for lighter edges and a darker center) to help it dry faster. If you stuck with a cardboard mold, you can easily remove your bookend by peeling away the tape and cardboard
  5. You can purchase a release agent made specifically for concrete molds, or make your own by mixing 1 part castor oil with 8 parts denatured alcohol. Shake the mixture well before spraying the mold...
  6. Mix quick-drying concrete with water according to the package directions in a well-ventilated and easy-to-clean area. Scoop the concrete into the molds, patting down the sides every so often to make sure the mix settles all the way down evenly (as you would with a baking pan when making cake or brownies). Image Credit: Tim and Mary Vidr
  7. How to Build the Outside Mold 1. The first thing I did was use my ruler to measure and trace seven triangles on cardboard and then cut out each individual cardboard triangle with the box cutter. The PDF of the pattern for our geometric concrete planters is available if you are interested in making your own

Best Uses For Corrugated Plastic Concrete Molds. Any small cement craft project; A cavity for a silicone mold to be poured into; This is a project where I used corrugated plastic- Make A Triangle Concrete Planter Mold. Cardboard. This comes as either raw cardboard or can have a waxed coating 3. Once the sides are cut, liberally tape the cardboard pieces together. Don't be afraid to use lots of tape, since the concrete will be heavy. 4. After they have been put together, spray the insides of the molds with cooking spray. This will prevent the cardboard from setting in the concrete Tear away the outer cardboard to reveal the outside of the square concrete pot. If you wish to reuse the cardboard mold, gently flip the box over, or lift the plastic to lift out the molded cement

To make your own stepping stones by means of stepping stone molds, is fun and easy. You can let the creative artist in you run riot as you choose the molds and plan their decoration. Stepping stone molds can be of any shape and material like plastic, wood, thick cardboard, anything that can hold a shape firm enough until it sets. Step 1 - Make. Sturdy, thick cardboard boxes morph into stepping stone molds with only slight modification. Cement mixtures harden into the interior shape of whatever they're poured into, so the inside bottom portion of the box must be flat and smooth. Cut a sheet of card stock or cardboard that fits the bottom snugly to make a smooth surface Pour Into Molds. Add your concrete into your larger container and fill it about two thirds of the way. Press the smaller container into the mixture and the concrete should rise up to the top. Let dry for 24 hours. Remove Molds. Peel away the molds from the concrete

Choose a mold for your stepping stone. Cake pans and pie pans work the best, but you can also use plastic tubs or cardboard boxes. You can also find special molds for making stepping stones in an arts and crafts store. The mold needs to be at least 2 inches (5.1 cm) thick There are two main suppliers of urethane rubber for concrete molds: Turn the mold round and round til it just coats the inside surface. Create the edges of the form for the mold using cardboard or wood. If the tile does not come out immediately, set it gently on the tarp so the mold is upside down

How To Make Concrete Sphere Molds Complete in 7 Ste

While there are many silicone products made specifically for mold -making, you can achieve the same results with standard 100% (or outdoor) silicone caulk; it is basically the same product. Can you use cardboard as a mold for concrete? You could cast concrete in a cardboard box except for one thing - it's not water tight STEP 2: MIX & POUR THE CONCRETEMix the concrete according to the instructions on the bag.Make sure you have a strong enough mixing stick. I initially used a paint stirring stick which was a horrible idea and was definitely not strong enough.Scoop and pour the concrete into the cardboard letter molds This is how to make DIY concrete letter bookends: #1 Start by preparing your mould. As we're using cardboard letters, the first step is to carefully cut away the back of the letter with a craft knife and remove anything that's inside it. #2 Spray the inside of the mould with WD40 I've grown tired of trying to find large, stable and suitably shaped objects with which to make molds for large planters. And even more tired of struggling to release the planters from the molds after I've casted! So here's my idea. I decided to make the mold out of cardboard, which is readily available where I work. {{gwi:68564}} Don't laugh.

It will cover making a cardboard mockup, producing the positive, casting a rubber mold, and finally casting the finished concrete piece using a fiber-reinforced mix and bending it to shape. This project was completed during the 3 day Advanced Fiber Reinforced Concrete Training at CHENG Concrete in Berkeley, California with guest instructor. Make a cardboard template to help you carve all sides the same. They trick will be in using the hardener to create the mold. Making these molds in the micreowave might be really tricky as you can't program it to reach a specific temperature and hold for a certain amount of time. Sorry I'm unable to offer any concrete information about. I'll show you how to make your own mold to cast concrete forms. Perhaps you'd like some sweet little concrete birds perched on a rock. 'And they last winter and summer, look great with aging and moss growth as well. Here's a way to cast your own! This easy mold material works great and is quite inexpensive! STEP 1. Advertisement. Before mixing the concrete, I cut off the top parts of the cardboard, that way I could pour the concrete into the letter & ampersand. This was really easy to do & once you. To make fake rocks with concrete, start by creating a wire form base with styrofoam or cardboard, then wrap the base in chicken wire. Next, use a flat pointed trowel to apply a layer of mortar to the wire frame, working from the bottom up

Mix the concrete according to the instructions on the bag. Make sure you have a strong enough mixing stick. I initally used a paint stirring stick which was a horrible idea and was definnitely not strong enough. Scoop and pour the concrete into the cardboard letter molds. Try vibrating the molds to remove all of the air bubbles Mix quick-drying concrete with water according to the package directions in a well-ventilated and easy-to-clean area. Scoop the concrete into the molds, patting down the sides every so often to make sure the mix settles all the way down evenly (as you would with a baking pan when making cake or brownies)

56 Cardboard cement forms crafts ideas concrete diy

How to make moulds for concret

Instructions. 1. Make the molds by folding cardboard into the size you want, and securing with packaging tape. We made our large mold 13″ long by 6″ wide by 4″ tall and our small mold 11″ long by 4″ wide by 3″ tall. This gave the concrete a thickness of 1″ all the way around. 2 The more molds you have, the more tiles you can make at once -- otherwise you'll have to wait until the cement hardens before reusing each mold. Step 2 Spray a mold release inside the molds to ensure the concrete comes out easily once it has hardened

DIY CONCRETE:: Planter Box : 4 Steps (with Pictures

  1. Concrete Coaster Tutorial. Materials and tools: pourable concrete mix, such as Quikrete 3000lb (used here) or 5000lb. thick and glossy magazine covers, card stock, or cereal boxes for making the molds; corrugated cardboard for making the inserts; plastic containers to mix concrete, plastic bags for curing concrete
  2. Pour the concrete mixture into each form, tap the sides a few times to bring bubbles to the surface and then level the top. Allow the concrete to dry in the forms for 24 hours or more. Remove Forms and Finish. Peel off the cardboard forms and use sandpaper to smooth any rough edges on the numbers. Then place the numbers anywhere in your yard
  3. Add enough water to make a mix that is easy to work with but is not runny. Place enough of the hypertufa mix in the bottom of the box to fill it to about 2 inches deep. Then place the four pieces of PVC pipe in a square pattern in the hypertufa layer. Set the smaller cardboard box on top of the pipe pieces, so it is centered
  4. Use a screw to make a pin that will connect the concrete to the bracket. Fold and tape the mold using duck tape. Fill the molds with concrete and let it cure for 20 hours. Unwrap the molds after.. If you wait too long, the cardboard mold will start to stick to the concrete. The concrete will still be fragile so handle the mold with care

Making Your Own Concrete Molds: The Ultimatum How To (With

Learn fiberglassing: how to make a cardboard mold - YouTubeDIY CONCRETE:: Cylinders From Cardboard Tubes : 7 Steps

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Concrete Mold Making & Casting Tutorials by Smooth-On, Inc

  1. Step 2: Construct a Containment Area (a.k.a. Mold Box) The log is about 12″ in diameter, so we manufacture a plywood baseboard with a 14″-diameter recess. A 14″-diameter cardboard concrete tube (e.g., Quik-Tube ® or SonoTube ®) will fit snugly into the recess and will act as the containment area
  2. STEP 7: Fill the molds with concrete and let it cure for 20 hours Unwrap the molds after about 20 hours. If you wait too long, the cardboard mold will start to stick to the concrete. The concrete will still be fragile so handle the mold with care. STEP 8: Mount Mount the L-bracket, slide the concrete over and insert the screw
  3. Large Candle Vessel Mould/Mold Concrete/Cement/ Jesmonite For Candle Container with Lid, Cup Candlestick Molds with Cover, Pot Jar with Lid ConcreationsStudio 5 out of 5 stars (129) Sale Price $10.29 $ 10.29 $ 11.44 Original Price $11.44 (10% off.
  4. Now take a permanent marker and trace the inner mold (cardboard tube) and then place the outer mold over that circle, get it centered and trace that. You will need to cut out a circle that's the same size as the tube for a future step, so go ahead and do that now, just trace the tube again (from the inside) and cut the circle out
  5. e the thickness of your concrete, so lay the 4 inch side flat on the ground so that the finished stones will be about 2 inches thick. Now for your concrete. I used Ready to Use Concrete Mix by Quickrete
  6. e mixing bowl for the outside, and an old plastic light dome for the inside

DIY Concrete Planters Cast in REUSABLE MOLDS - YouTub

Mix the quick concrete together in a ratio of 4:1 parts concrete mix to water using a plastic container and stir stick. The mixture should be the consistency of pudding. Add more water or concrete mix accordingly if it feels too dry or too wet. Spoon prepared concrete into hexagon molds, tapping the shape to release any trapped air bubbles You can create pots of any size and shape pots with a cement mixture called hypertufa, which combines concrete and organic materials. Nearly anything works well as a pot mold, including cardboard. 5. Pour 2 inches (5.1 cm) of the concrete mixture into the larger container. Poke the pieces of pipe into the concrete, with 3 to 4 inches (7.6 to 10.2 cm) between each pipe. Smooth the concrete around the pieces of pipe, but be sure not to cover the pipe, as the pipes must be left open to create the drainage holes Step 4: Make a cardboard ring around the animal track area and gently push it into the ground, the cardboard should be a total of about 5-6 inches tall pushing approximately 2-3 inches in the ground. This will make it a stable mold around the footprint and you will have easy time casting the plaster into the mold The bottom and outer sides of the smaller mold will show up as the interior of the birdbath. Once you've selected the molds, prime them with a thin coating of the cutting board oil to make the cured concrete easier to remove. Remember to oil the inside of the larger mold and the outside of the smaller one, and oil any ridges especially well

Mix Concrete. Scoop dry concrete into a cup and slowly add water while stirring. My concrete instructions said 5 1/2 parts to 1 part water but I think I used closer to 2 parts water. Add Concrete. Your concrete mix should resemble pancake batter. Pour it into the letters you need and let dry for 24 hours. Remove Letter Mix this together and then add water. Mix the cement to the consistency of a thick milkshake. Now pour the cement into the mold between the straws and the inner mold. Shake, tap and vibrate the tile on the table to release air bubbles. Then set the fluted planter aside to cure for 1-2 hours off the excess concrete. NOTE: To move cardboard molds, use a trowel under the mold to prevent specimen distortion. d. Avoid jarring, striking, tilting, or scarring the surface of the specimens when moving them to a safe place. e. Form the test specimens by placing the concrete in the mold in three layers of approximately equal volume fo Concrete mold construction (how to make concrete molds) how to make concrete molds: Some molds will need to be lined, but if you're working with a plastic or silicone mold, you should be fine. Vaseline (as a mold release) a 'critter' to use as the master form (or make your own) since i have a weakness for birds, i was happy to Step 4 - Release Concrete Pull the mold out of the container and carefully peel the two halves apart. Use steel file to smooth any excess concrete that may have seeped between the two mold halves and created a jagged seam on your concrete figure. Making a mold for concrete figures and then using that mold is a relatively simple and easy project

Cake pans can easily be used to make square or rectangular pavers. Even 2-inch-deep pizza boxes can be used, but only a few times because the cardboard will not hold up for multiple pavers. Disposable pie tins, the lid from the top of a small rubber garbage can and plastic or vinyl planter saucers make good circular molds Let the concrete dry for 24hrs before you start to peel off the cardboard! This was the hard part for an impatient person like me. I found out it helps to wet the paper before you try to get it off. Just make sure the concrete is dry before you do Plastic Bowls. 3 /10. When you're ready to retire old bowls from kitchen duty, dust them off and cast them in concrete to create a luminous mod-art lamp. Just follow the directions to create this. While this mold is specific to this project, the method is the same for a lot of different types of concrete projects. Whether you're making a side table like mine, a planter box, or a poured table top, you'll need a good, strong mold to hold it in and something that the concrete won't inevitably stick to

Yes you can pour the wax directly into the mold without using the concrete base. I'd use a small drop of wax or glue to secure the wick to the bottom of the mold to stop it floating up when you pour in the wax - as it'll be underneath the finished candle it wont show even if you have to make a little cut to detach it from the mold Concrete Pendant Lights. These concrete pendant lights are next level! 2 plastic bottles are used for the concrete molds. For this upcycling project you'll also need a threaded tube and some nuts as well as a pendant light kit. To make the concrete pendant light cut the bottom off of 2 plastic bottles Basics of Mold Making How‑To's. These videos and step-by-step photo tutorials will introduce you to basic techniques for successful moldmaking. These tutorials are suitable for beginners. Whether you are interested in how to make a mold for reproducing a sculpted figure, an antique picture frame, an industrial pattern, an architectural. Creating Planter Molds. Any flexible, waterproof item can make a good container mold. A cardboard box lined in a plastic bag works well for both large and small pots How To Make DIY Concrete Tray. Place your bowl upside down on the heavy-weight cardboard and trace the circumference. Cut out the cardboard circle as well as two 2″ wide strips from lighter-weight cardboard. Measure 1/2″ up from the bottom of each strip and draw a horizontal line across the length. Tape the mold together with duct tape, so.

STEP 12. Fill the mold with concrete until it is full. Take an old 2×4 or straight piece of wood and screed off the excess to level out the concrete. Move the 2×4 in a sawing motion. Continue. I was looking for info on making silicone molds, watched your video, then saw in the comments you have a website. This post comparing different kinds of cement/concrete is fantastic! I made stained glass stepping stones a hundred years ago. I recently got into the world of succulents and decided to make concrete pots for them DIY Concrete RV Planter: Cut Out Mold. Next, cut a piece of cardboard to size and score horizontally to create flexibility to wrap along the curved backside. Measure and draw out the walls of your mold on the insulation board — one base, one back and two sides (Image 1). Use a round tin lid or bowl to create the curved edge of the back of the.

How to Make Concrete Statuary Molds Our Pastime

The empty cardboard box outer molds Most of the time that I make troughs, I'm casting using plywood inner and outer molds, or at least a solid inner core, so that I can achieve a consistency in my results, but I think most people start out making their first troughs using the old-fashioned cardboard box method Concrete Trowel with Plastic Handle, Lawn Patio Grout Roads Concrete Making Mold, Concrete Finishing Trowel Garden Landscape Path Moulding Tool 18.5x10x12.5cm 4.0 out of 5 stars 91 $26.89 $ 26 . 8 Concrete molds can be made of plastic, silicone, foam insulation boards. You can even use metal sheathing or melamine boards. When mixing concrete you want to refer to mixing instructions listed on the container. Typically its a 5:1 mix to water. For these projects I like to make my mix more a long the consistency of pancake batter

Geometric Concrete Planters made with Paper Molds - Maker

The planters featured on thediydiary are also stylish and easy to make using geometric molds. The materials needed in this case include quick set concrete, cardboard, tape, a box cutter or a knife and paint. Once you have the molds ready, mix the concrete and pour it in. let it dry and then remove the cardboard and paint the planters pourable concrete mix, such as Quikrete 3000lb (used here) or 5000lb. thick and glossy magazine covers, card stock, or cereal boxes for making the molds; corrugated cardboard for making the inserts; plastic containers to mix concrete, plastic bags for curing concrete; exacto knife or scissors, hot glue and tape for the molds; gloves, dust mas This concrete flower pot DIY requires you to mix the concrete in a bucket with a shovel, pour the mixture into the outer container, and then press the smaller container into the concrete to make a planter mold. You'll want to grab some rocks from outside to place in the smaller bowl or container to weigh it down a bit

DIY: Make Concrete Coasters - A Piece Of Rainbow

24 DIY Concrete Planter Ideas That Are Easy & Fun - Anika

Stones using cardboard tubes is easy, as there is no need to build a moul and you. Garden Driveway Paving Pavement Mold DIY Paving Molds. Dig Deeper Newsletter, August 20Timber Press DIY garden project: concrete stepping stones Working with concrete in the. Use a shovel or trowel to fill each cavity of the mold with concrete mix. Making. Mix Concrete. Scoop dry concrete into a cup and slowly add water while stirring. My concrete instructions said 5 1/2 parts to 1 part water but I think I used closer to 2 parts water. Add Concrete. Your concrete mix should resemble pancake batter. Pour it into the letters you need and let dry for 24 hours. Remove Letter Step 1: Shape Concrete. Shaping Leaf Stepping Stones. Credit: Cast Hosta leaf stepping stone/Forming concrete. Before filling the mold, spray it with cooking spray. Lay a large hosta leaf upside down on the cardboard. Use the underside of the leaf because the veining is more pronounced and will be more dramatic on your stone

A DIY guide on how to make concrete planters homif

To mold concrete, you pour wet concrete mix into a form. You can build forms from wood, but we found that rigid foam insulation is perfect for a small project like this. Foam is lightweight, smooth and easier to cut. Concrete won't stick to foam, so you can reuse the outer form parts to cast several fountains Spray the sides of the containers with cooking spray, so that the molds will slide out easily later. If you are going to use the cardboard boxes, use garbage bags to line them, so the moisture doesn't make the cardboard all mushy. Get your containers ready and set to go before you start mixing the hypertufa Begin by taping off a small section at the bottom of a dog bowl, creating a flat bottom for the mold with cardboard. Fill the mold with five cups of quick-set cement, shake to level and then add approximately one cup of water. Using a spatula, thoroughly mix the cement until smooth. Allow the mixture to sit for five minutes and then firmly. Making Your Carving Block. To make a hypertufa carving block you can use a cardboard box. Pack the inside of the box with the hypertufa mixture. Lift the box and tap the bottom on a table to get rid of air bubbles. The mixture must be tightly packed into the box. Place the box on a table and wait approximately 10 minutes so the hypertufa can set 2. Stepping Stone Molds. You can press tile into wet concrete in a stepping stone mold or have a mosaic design on contact paper at the bottom of a stepping stone mold and pour concrete on top of that. Note that both methods require that you mix up a powdered concrete product because you cannot use glue to attach tile to an outdoor or wet mosaic

Concrete Planter Ideas - 7 You Can DIY - Bob Vil

Concrete lampshades are a bit too heavy to also be practical so a much better option would be to make a concrete base for your lamp. It's pretty easy actually. You'll need concrete mix, water, a cardboard box or anything similar you can use as a mold, copper piping, a light bulb, a lamp kit, adhesive bumpers and the necessary tools: a pipe. Use vegetable or motor oil and rub it on the exterior of the inner mold. Mix the concrete and water. I use a ratio of 4:1 concrete: water. The consistency you want is similar to peanut butter. Pour the mix into the mold. Place the inner mold. Add some rocks to keep it in place. Let it dry outside for 24 hours You can use any empty cardboard box for this since all you need it for is to make a mold to pour the concrete into. An orange juice box would do just fine and is actually perfect since it has a square-shaped bottom. Use a ruler to measure how tall you want the mold to be and make a mark with a sharpie After I had the idea to make concrete ring cones, this project took a lot of experimenting to get right. I wanted the finished cones to have as smooth of a surface as possible, with materials that are easy to get. So while you could do this by making a clay mold with a casting kit, that seemed like it would be way too involved for most people How to Make Lightweight Concrete Using Styrofoam. Place 5 gallons of water into the concrete mixer. Add half a 94 lb. Add one of the 5 gallon buckets of Styrofoam beads. Continue adding the Styrofoam, taking the time to mix in each bucket after the addition to the cement mixture. Stop mixing the concrete when all the Styrofoam has been absorbed

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