Refractory Clay Sink Vs. cast iron: heating head comparison (2023) is an Amazon Associates Program participant and earns on qualifying purchases.

The kitchen sink is aIndispensable part of every kitchenand you will see a lot of work. If you're looking to invest in a kitchen sink, you want one that's durable, strong, and easy to work with.

In your search for a good kitchen sink, you should choose between a refractory sink or a cast iron sink, both of which are very popular.

Which one do you choose? This chamotte vs.cast ironThe sink comparison article will help you get an idea of ​​the differences between the two types of sinks and which one you prefer. We start by looking at the materials.

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What cast iron?

Cast iron is a common material for craftingkitchen utensilsand often present in many kitchen utensils. It is an alloy of iron and carbon, which means it is a mixture of these two elements. Hecarbon content in cast ironmakes it easier and more fragile to shape and work with.

Iron ore is smelted in a special type of furnace called a blast furnace. The pig iron produced is remelted together with coal and limestone with differentfilterProcesses for Obtaining Cast Iron.

This type of iron has long been used for its durability and resistance to rust. The cast iron used for kitchen sinks is special because it is aporcelain enamel coatingapplied to the surface. the nail polish ismade by foundryglass powder and let it harden.

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What is chamotte?

chamotte is aType of clay resistant to high temperatures.It is used to make refractory bricks. Chamotte is a normal slurry with a higher aluminum content. This type of clay is much whiter.Comparison. It is usually located much lower.

This type of clay is used for kitchen sinks, and although it is a little rarer, it still has its appeal. Fireclay is formed at high temperatures and then dried and solidified. To make it stronger, porcelain enamel is applied, similar to cast-iron sinks.

fireclay vs. Cast iron sink: what are the main differences?

1. Installation

Now that we understand a little about the materials they are made of and how they are made, we can now see the different qualities of the two sinks and how to prepare them. First, let's see how the collectors differ in terms of installation.

Cast iron:

Cast iron sinks are strong and durable, but tend to be much heavier as a result. This can be difficult to handle and install, especially without professional help.

Because they are widely used, they have different installation options. This includes flush mount, bottom mount, and apron front. Each model has different advantages and disadvantages.

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Modelo drop-in

Refractory Clay Sink Vs. cast iron: heating head comparison (1)

As its name suggests, the Drop-in consists of a sinkModels with Fixed RimThey are built-in to ensure there is enough space to fit and are generally the easiest to install.

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The only problem with a cast iron sink is that if it doesn't fit perfectly, you're left with some gaps between the countertop and the sink. They usually look bad and can affect your sink, so you'll need to seal them.

substructure models

Refractory Clay Sink Vs. cast iron: heating head comparison (2)

Undermounts have no sealing issues as they are installed under a bench. However, they can be difficult to install, and due to the sink's weight, you'll need additional support to keep them in place.

Models with front apron

Refractory Clay Sink Vs. cast iron: heating head comparison (3)

Apron front sinks are uniquely designed and have an exposed sink front. While this makes installation easier compared to bottom mounting, not all kitchen cabinets are designed to be installed. If you want, you may need to redesign your kitchen.

While cast iron sinks have different installation methods, they do have their share of problems and seeking professional help with installation is recommended. At the very least, you should have a helping hand to help you manage your weight.


Fireclay sinks weigh comparatively less than their cast iron counterparts. This makes them much easier to handle and often requires no subframe support. They have similar models and installation methods, but even though they are lighter, you should still have someone help you with the installation.

2. Cost:

Next, we'll see how the two collectors differ in terms of cost.

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cast ironSinks tend to have a wide price range as there are a variety of factors. This includes size and model. A rough estimate of a price range can range from $300 to $700. Some cast iron sinks can go as low as $200, especially during sales.

Since fireclay sinksundergo a more extensive manufacturing process, tend to be more expensive. On average, unlike cast iron sinks, their prices start at 600 euros. These prices can also be as high as $1,000 depending on the download capacity and quality of the finish.

Thus, it is clear that cast iron sinks are much cheaper options compared to fireclay sinks.

3. Rust resistance and durability.

Next, let's look at the durability of the two sinks in comparison.

cast ironThe sinks are quite durable and last a long time. Enamel coating is also critical to protecting the cast iron sink from rust.

However, the enamel layer can be broken by force or sharp objects. This can scratch the surface of the sink, which could expose the sheet metal underneath. This not only looks bad, but also makes it susceptible to rust.

Despite rinsing with chamotteBecause they are lighter, they have similar durability to cast iron sinks. Unlike their cast iron counterparts, they are more difficult to chip and therefore less prone to rust.

As you can see, both sinks offer a similar level of durability, but refractory sinks are more rust resistant and easier to care for.

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4. Easy cleaning

The two sinks have different cleaning measures that you must take into account.

If you use cast iron sinks, one thing to remember when cleaning cast iron sinks is not to use abrasive cleaners. This can damage the enamel layer and expose the iron. Other than that, there are no other restrictions on cleaning when it comes to cast iron sinks.

Refractory sinks have no problem with abrasives and are plentiful.easier to clean and maintaincompared to a cast iron sink.

5. Color and Aesthetics

While this point is more subjective, both sinks have different style and appeal, and users of different sinks can attest to that.

Cast iron sinks are enameled and therefore look very elegant. They come in a variety of colors and can make finding a sink that matches the look of your kitchen easier.

Fireclay sinks don't come in as many colors ascast ironit gives in and doesn't look as polished. Fireclay sinks often come in white, and when you're concerned about aesthetics to match, it can be difficult to keep your ovenware sink looking good.


Both types of sinks are good choices for your kitchen, and it's often a matter of preference. If you are using a cast iron sink, remember to be careful. And if you're using a fireclay sink, pay attention to the prices, as they can be expensive. we sinceSeeranch-LodgeI hope ourcast iron guidevs refractory sink will help you make the right choice.

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