--- title: "Product Specifications: Cast Metal" description:   Cast metal letters and logos are available in two metals:   Standard cast metal letters and logos can be as tall as 24. Custom cast letters and logos can be up to 64 inches.    Cast metal letters ca --- [Skip to content](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#main-content) English Show submenu for translations ![Gemini Incorporated](https://hub.geminimade.com/hubfs/gemini-logo-horizontal-1.svg) Open main navigation Close main navigation - English Show submenu for translations Try the "Ask me anything" icon at the bottom right to use our AI search - There are no suggestions because the search field is empty. 1. [Gemini Product Guide](https://hub.geminimade.com/knowledge?hsLang=en) 2. [Metal Letters and Logos](https://hub.geminimade.com/knowledge/metal-letters-and-logos?hsLang=en) 3. [Cast Metal](https://hub.geminimade.com/knowledge/metal-letters-and-logos?hsLang=en#cast-metal) September 17, 2026 # Product Specifications: Cast Metal | [**Materials**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#Materials) | [**Min/Max Heights**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#MinMaxHeights) | | --- | --- | | [**Depth**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#Depth) | [**Typeface/Fonts**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#TypefaceFonts) | | [**Finishes**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#Finishes) | [**Paint**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#Paint) | | [**Install Environment**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#InstallEnvironment) | [**Mounting and Installation**](https://hub.geminimade.com/knowledge/cast-metal-product-specifications#MountingInstallation) | ### Materials #### What metal materials are available for cast metal? Cast metal letters and logos are available in two metals:   | ![Brushed2](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Aluminum%20Finishes/Brushed2.jpg?width=100&height=100&name=Brushed2.jpg) | Aluminum (Alloy 514) | | --- | --- | | ![Bronze Alloy](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Mini%20Flat%20Cut/Bronze%20Alloy.jpg?width=100&height=100&name=Bronze%20Alloy.jpg) | Bronze (NAVY-G 88-8-0-4) | --- ### Min/Max Heights #### How big can cast metal letters and logos be? Standard cast metal letters and logos can be as tall as 24. Custom cast letters and logos can be up to 64 inches.    #### How small can cast metal letters and logos be? Cast metal letters can be as small as 2 inches for select standard fonts or as small as 4 inches for custom fonts.   For exact measurements needed for production, see the [Design Guide](https://hub.geminimade.com/knowledge/design-guide-cast-metal?hsLang=en) --- ### Depth #### How thick can cast metal letters and logos be? Standard fonts come with standardized depths. Custom depths require custom molds, which means pricing changes from standard to custom. Custom cast metal letters and logos can be 3/8 inch up to 3 inches thick, depending on customer artwork.  Custom cast products can be specified in: - 1/4 in increments between 1/2 inch to 1 1/4 in letters and logos - 1/2 in increments between 1 1/2 inch to 3 inches letters and logos --- ### Typeface/fonts #### Can our cast metal sign be in a custom font? Cast metal letters and logos can be made with custom fonts and vector art.  Our standard cast styles come in various depths and strokes depending on the typeface. In standard styles, we offer flat and prismatic fonts. Round face letters can be ordered upon request. **Tip:** **[View standard cast metal fonts here.](https://hub.geminimade.com/knowledge/cast-metal-standard-fonts?hsLang=en)** - Lowercase letters (when available) are 90% of the corresponding uppercase price. - Small punctuation marks like commas, periods, or dashes are 33% of the uppercase letter price. #### What are the most popular flat face fonts? Arial, Helvetica, and Times New Roman are popular flat face fonts in aluminum and bronze.  | ![ALUM\_Arial\_ABC](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/ALUM_Arial_ABC.jpg?width=220&height=87&name=ALUM_Arial_ABC.jpg) | ![BRONZE-HelvABC](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/BRONZE-HelvABC.jpg?width=220&height=86&name=BRONZE-HelvABC.jpg) | ![ALUMΓÇôTimesNewRomABC](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/ALUM%CE%93%C3%87%C3%B4TimesNewRomABC.jpg?width=220&height=79&name=ALUM%CE%93%C3%87%C3%B4TimesNewRomABC.jpg) | | --- | --- | --- | | Arial | Helvetica | Times New Roman | #### What are the most popular prismatic face fonts? Architectural and Trajan Bold are popular prismatic face fonts in bronze and aluminum.  | ![BRONZE\_Archit\_ABC](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/BRONZE_Archit_ABC.jpg?width=258&height=100&name=BRONZE_Archit_ABC.jpg) | ![ALUM\_TrajanBoldPrismABC](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/ALUM_TrajanBoldPrismABC.jpg?width=275&height=100&name=ALUM_TrajanBoldPrismABC.jpg) | | --- | --- | | Architectural | Trajan Bold | --- ### Profiles Available in flat face, round face, and prismatic face profiles --- ### Finishes #### **What finishes are there for cast metal?** We offer a variety of finishes for your made-to-order cast metal signage.   - For cast aluminum,**[go here.](https://hub.geminimade.com/knowledge/cast-aluminum-finishes?hsLang=en)** - For cast bronze finishes, [**learn more here.**](https://hub.geminimade.com/knowledge/cast-bronze-finishes?hsLang=en)  **[Textured Paint](https://hub.geminimade.com/knowledge/the-benefits-of-textured-paint?hsLang=en)** is also available for any available standard or custom color.  --- ### Paint #### Can you paint cast metal? Aluminum letters and logos can be painted. We have a selection of forty-six **[standard paint colors](https://hub.geminimade.com/knowledge/standard-paint-colors?hsLang=en)** and offer custom paint matching.    **[Textured Paint](https://hub.geminimade.com/knowledge/the-benefits-of-textured-paint?hsLang=en)** is also available for any available standard or custom color.  **Tip:** To learn more about our custom paint matching, [**refer to our custom colors article**.](https://hub.geminimade.com/knowledge/custom-paint-colors?hsLang=en) --- ### Install Environment #### **Where can I install a cast metal sign?** Cast metal letters and logos are for interior or exterior applications.  --- ### What are the mounting options for cast metal? We offer six mounting options for cast metal.  Additional charges may apply. **Note:** Every order comes with standard mounting and an installation pattern for a seamless installation.  | ![Mount\_Stud](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/Mount_Stud.jpg?width=122&height=150&name=Mount_Stud.jpg) | **Stud mount**  Alignment for rails, bricks, and blocks available | | --- | --- | | ![DoubleRail](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/DoubleRail.jpg?width=124&height=150&name=DoubleRail.jpg) | **Double Rail Mount** Flat Or C-Channel 35% upcharge with unfinished letter backs (standard). 1/8" added back, optional, with an upcharge Hardware to attach letters to rail provided **Rail installation hardware not provided** | | ![BottomRail](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/BottomRail.jpg?width=97&height=161&name=BottomRail.jpg) | **Bottom and Top rail mount** Flat Or C-Channel 25% upcharge with unfinished letter backs (standard). 1/8" added back, optional, with an upcharge Hardware to attach letters to rail provided **Rail installation hardware not provided** | | ![Bottom or Top Mount](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/Bottom%20or%20Top%20Mount.jpg?width=131&height=150&name=Bottom%20or%20Top%20Mount.jpg) | **Bottom or Top Stud Mount** 15% upcharge with unfinished letter backs (standard) 1/8" added back, optional, with an upcharge | | ![BottomBackAngleBracket](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/BottomBackAngleBracket.jpg?width=122&height=150&name=BottomBackAngleBracket.jpg) | **Bottom Back Angle Bracket Mount** Single L shaped Bracket Tieback recommended over 12" 35% upcharge 1/8" added back, optional, with an upcharge Hardware to attach letters to rail provided **Rail installation hardware not provided** | | ![Mount\_BtmStud\_ThickBack](https://hub.geminimade.com/hs-fs/hubfs/Gemini%20Guide%20Images/Cast%20Metal/Mount_BtmStud_ThickBack.jpg?width=109&height=150&name=Mount_BtmStud_ThickBack.jpg) | **Bottom Stud with Back Mount** 100% upcharge for 1/8" unfinished added back with studs and bottom stud mount. Tieback recommended over 8" | For information on hardware requirements and restrictions, see the [Design Guide](https://hub.geminimade.com/knowledge/design-guide-cast-metal?hsLang=en) For help picking the right hardware for the job, see the [Mounting Hardware Guide](https://hub.geminimade.com/knowledge/mounting-hardware-the-foundation-behind-every-sign?hsLang=en) #### More About Cast Metal Letters and Logos --- **** ****[Overview: Cast Metal](https://hub.geminimade.com/knowledge/cast-metal-overview?hsLang=en)**** **[Product Specifications: Cast Metal](https://hub.geminimade.com/knowledge/cast-metal-product-specifications?hsLang=en)** **[Metal Finish Guide](https://hub.geminimade.com/knowledge/metal-finish-guide?hsLang=en)** **[Cast Metal Standard Fonts](https://hub.geminimade.com/knowledge/cast-metal-standard-fonts?hsLang=en)** **[Design Guide: Cast Metal](https://hub.geminimade.com/knowledge/design-guide-cast-metal?hsLang=en)** **[Project Examples](https://hub.geminimade.com/knowledge/cast-metal-project-examples?hsLang=en)**   - 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