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Finish Guide · Living Finishes

Solid Bronze

Solid bronze ball knob

Why Solid Bronze Deepens, and Why That Is the Point

Bronze is a living finish, and a metal, not just a colour. People choose it for its weight, its depth and the way it wears in with use.

01 · The Metal

What is bronze?

Like brass, bronze is mostly copper. Brass adds zinc. Traditional bronze adds tin, and silicon bronze adds silicon. What the copper is mixed with sets its colour and character. Solid bronze hardware is made from that alloy and is the same all the way through.

Most bronze hardware is cast. Ingots are melted and poured by hand into a mould: packed sand for most shapes, or lost wax for the finest detail. Each piece is then cleaned and finished by hand, which is why no two are quite alike, and why cast bronze costs more.

Raw silicon bronze ingots stacked on a foundry bench
01 · The metal

Solid bronze

Molten bronze pouring from a crucible into a sand mould
02 · Casting

Poured into sand

A gloved hand brushing patina onto a bronze lever
03 · Finishing

Patina by hand

02 · The Colour

Not all bronze is the same

Most bronze hardware comes in one of two alloys: silicon bronze or white bronze. The difference you notice is colour. One is warm, the other is cool.

The warm one

Silicon bronze

Mostly copper, with a little silicon for strength. A rich, coppery glow that deepens to chocolate brown. Pairs with warm woods, brass and natural stone.

Silicon bronze light swatch
Light
Silicon bronze medium swatch
Medium
Silicon bronze dark swatch
Dark

The cool one

White bronze

Copper with nickel and manganese, for a soft pewter grey. Reads like aged silver, wears like bronze. Pairs with nickel, stainless steel, grey stone and painted cabinetry.

White bronze light swatch
Light
White bronze medium swatch
Medium
White bronze dark swatch
Dark

Makers also offer finishes that are darkened by hand at the foundry, from light to near black.

View our Finish Gallery

03 · The Patina

How does it age?

Solid bronze is a living finish. Most of it is left unsealed, so it reacts with air, moisture and hands, and slowly deepens toward brown. A finish that left the foundry already darkened keeps living too: handling wears it softly back on the high points, and the air keeps working on the rest.

Every piece changes at its own pace: the alloy, the finish, the air and how often it is used all play a part.

A raw bronze cup pull, new
FreshAs cast, a soft light brown
The same cup pull at a mid patina
Early patinaWarm reddish-brown, darker in the dips
The same cup pull at a full patina
Aged patinaDeep brown all over

Illustration: how raw silicon bronze darkens on its own over time.

Where it changes most

How bronze changes by use and location
InteriorExterior
Light useLeast changeDeepens slowly all over. A guest room or cabinet.More changeDeepens all over. A gate or garden door.
Heavy useMore changeSoftly worn where held. Kitchen and bath.Most changeDark, with a worn grip. The front door.

On the coast, from Vancouver to the Gulf Islands, salt air speeds it up.

Where hands go, the bronze comes back.

Try it

Same pull, same patina
Bronze pull with no use: dark and even all over
No useUntouched. Dark and even all over.
Bronze pull with light use: a soft golden glow inside the cup
Light useA soft golden glow inside the cup.
Bronze pull with heavy use: worn golden inside, dark at the edges
Heavy useWorn golden inside. The edges stay dark.

Illustration: everyday use wears the patina back to the golden bronze underneath.

A bronze door knocker with blue-green verdigris on a weathered front door

Outdoors

Will it go green?

Outdoors, rain and salt air can turn bronze a soft blue-green, called verdigris. It starts where water sits.

To keep it brown, dry it after rain and wax it now and then.

04 · The Options

Is it bronze, or a bronze colour?

Oil-rubbed bronze is a dark finish, not a metal. On quality hardware it’s usually applied over solid brass. On budget hardware it’s often over zinc. Solid bronze is the metal itself, the same all the way through.

On the first day they can look almost the same. The difference shows with use: oil-rubbed bronze can wear back to the metal underneath, while solid bronze simply deepens. The same goes for hardware sold as dark, aged or antique bronze: the name alone does not tell you which it is.

Ball knob in oil-rubbed bronze, a dark finish over brass
Oil-rubbed bronzeA dark finish over brass
The same ball knob cast in solid bronze
Solid bronzeBronze all the way through

Not sure which you are buying? Look for “solid bronze” or “cast bronze” on the maker’s spec sheet, or ask our team. Solid bronze is also noticeably heavier. The Finish Gallery groups every brand’s finishes as living or sealed.

View our Finish Gallery

05 · The Choice

Is it right for my home?

Choose solid bronze for hardware that deepens over time and stands up to weather, from the kitchen to the front door.

Choose a sealed bronze-coloured finish, like PVD bronze, if you want the colour without the change.

A hand waxing a solid bronze door pull with a soft cloth, a tin of paste wax in the other hand

06 · The Maintenance

How do I care for it?

Bronze hardware asks for very little. Nothing will stop it changing. Care is about keeping it clean and choosing how much to slow it down.

  1. 01

    Let it age

    Dust with a soft, dry cloth. When it is dirty, use mild soap and water, then dry it straight away. Avoid scouring pads and abrasive cleaners.

  2. 02

    Wax it

    A clear paste wax adds a little protection. Many makers recommend it and some specify which wax to use.

  3. 03

    Polish it

    Only polished, brushed or light finishes. A dark applied patina should never be polished.

Every maker’s care guide is a little different. Follow the one for your finish and contact us if you are not sure.

“Bronze was made to be handled. Let your hands do the polishing.”

Simone · Co-FounderSimone · Co-Founder
Next guideLacquered Finishes

Common questions

My dark bronze is wearing lighter. Is that normal?

Yes. A dark finish is often an applied patina. Where hands touch it most, it wears softly back toward the metal underneath. That is part of how bronze lives.

Does bronze age evenly?

No, and it is not meant to. The parts that are touched, wet or in the sun change differently from the rest. Two pieces from the same order will drift apart in different rooms.

Can I make dark bronze bright again?

Not easily. Polishing a dark applied patina removes it and leaves a patchy surface. If you want a lighter look, choose a light or burnished finish from the start.

Is bronze good for a home near the ocean?

It is one of the better choices, as long as you expect it to change. Salt air darkens it faster and can bring out green. Rinse and dry exterior pieces now and then.

Should I order a sample?

For bronze, yes. Hand-applied patinas vary from batch to batch. A sample, or a visit to the showroom, shows you the real colour in your own light.

Does the warranty cover patina?

Change is expected on a living finish, so it is not counted as a fault. Each brand words its warranty differently, so check before you buy, and bring anything unusual to us.

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