Aprenda a fazer uma Bancada com Cimento Branco

Summary

In this step-by-step guide, learn how to create a beautiful white cement countertop with minimal investment. The video covers everything from planning and materials to concrete mixing and finishing techniques. With clear instructions on how to structure the base, mix the cement, and apply the finish, the process is accessible to DIYers. The presenter emphasizes the importance of hiring a professional builder for structural work, as well as tips on sealing the countertop for durability. The result is a cost-effective, stylish addition to your kitchen that’s both functional and long-lasting.

Takeaways

• 😀 You can build a white cement countertop without the need for an architect; just sketch a simple design and communicate clearly with your contractor.
• 😀 Choose your countertop location carefully before starting construction to avoid having to make adjustments later.
• 😀 Use 9cm blocks and 10mm steel rods for the structure, reinforced with wire mesh for added stability.
• 😀 Make sure the concrete mixture is well-mixed and sufficiently wet to penetrate all corners for a smooth finish.
• 😀 Allow at least 7 days for concrete curing, although 15 days is ideal for optimal strength.
• 😀 For the cement mixture, use 2 parts white cement, 2 parts porcelain tile adhesive, 3L of water, and 1L of a high-performance adhesive additive.
• 😀 Apply the adhesive using a brush and then cover the surface with the cement mixture, smoothing it with wood pieces for evenness if necessary.
• 😀 After applying the cement, use fine sandpaper to smooth out the surface to your desired finish.
• 😀 Apply two coats of a waterproof, clear finish like Hydronorte for added protection and a subtle shine.
• 😀 Even with a matte finish, the countertop will have a slight shine after the second coat of finish is applied, ensuring durability and aesthetic appeal.

Q & A

What is the first step to building a white cement countertop without a project from an architect?

The first step is to sketch a simple plan using paper and a pen, ensuring that the measurements are clear and that your mason understands the plan.

Can I build the countertop without an architect's design?

Yes, it is possible to build the countertop without an architect's design. You just need a clear plan and measurements that your mason can follow.

What is an important tip when choosing the location for the countertop?

A good tip is to position the brick blocks in the desired location before starting the construction to ensure that the space is correct. This will save time and effort.

What materials are required for the concrete mix?

The materials needed for the concrete mix include gravel (size 0), traditional gray cement, medium sand, and a high-performance adhesive.

Why is it important to hire a professional mason?

Hiring a professional mason is important because they will know how to work with the materials and structure the foundation correctly, ensuring the project is done properly.

What is the recommended height for a kitchen countertop?

The recommended height for a kitchen countertop is approximately 90 cm, but it can be adjusted to suit individual comfort.

How long should the concrete cure before removing the supports?

The concrete should ideally cure for 15 days, although the minimum recommended time is 7 days.

What are the key materials required to create a white cement finish for the countertop?

To create a white cement finish, you'll need white cement, porcelain tile adhesive (C3), a bonding additive (like Bianco), a drill with a mixer attachment, and water.

How should the adhesive be applied before mixing the cement?

The adhesive should be applied across the entire surface of the countertop using a brush to ensure an even layer.

What is the purpose of the multi-purpose waterproofing product used in the final step?

The multi-purpose waterproofing product is applied to seal and protect the countertop, ensuring durability and resistance to moisture.