3D Stainless Steel Trim‑Cap Front‑Lit Illuminated Channel Letter Storefront Sign – Exceed Sign

Short Description:

Trim‑Cap Front‑Lit Channel Letters, also known as lid‑and‑base “Tiandi‑gai” letters, are popular commercial illuminated signage for storefront branding.

Built with practical trim‑cap buckle structure, their acrylic face panels can be easily detached for quick LED inspection and maintenance. Made of premium stainless steel or aluminum housing, these letters deliver bright, even front‑face lighting without dark spots. Fully‑sealed construction brings great waterproof, dust‑proof and anti‑rust performance for long‑term outdoor use.

We support full customization on size, font, color and surface finish.These durable signs are ideal for retail shops, hotels, restaurants and corporate exterior projects.

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Product Detail

Product Tags

Type	Channel Letter Sign
Application	Exterior/Interior Sign
Base Material	#304 Stainless Steel
Finish	Painted
Mounting	Rods
Packing	Wooden Crates
Production Time	1 Weeks
Shipping	DHL/UPS express
Warranty	3 years

Where does the name “Tiandi‑gai (trim‑cap)” come from? The term “Tiandi‑gai” originates from rigid gift‑box packaging. The removable top cover is called “Tian (sky)”, and the bottom base box is called “Di (ground)”.

For signage, the acrylic front panel acts as the “sky cover”, while the welded metal housing serves as the “ground base box”. The acrylic face can be detached easily for LED maintenance without removing the whole letter from the wall.

1. Metal process

For the metal process, people must do a good job of material calculation to master the material-technical parameters to calculate the consumption of production, in the technology to master the processing process of the label and its cutting bending welding polishing processing sequence, which the main purpose of the steel plate milling groove is conducive to bending, so the technician must master the bending specifications. The metal process also includes calibration polishing treatment, oil removal, and rust prevention treatment.

2. Silkscreen printing process

The screen printing process refers to screen printing. Technical technicians must understand the type of ink before production, and confirm manual screen printing by the technical requirements of sign production equipment selection. Screen printing production process: phenanthrene screen printing quality inspection. Including digital photo inkjet UV printing 3D printing and so on. Among them, there are two main ways to paste the film: dry paste and wet paste.

3. Engraving technique

Engraving types include laser water knife cutting machine line cutting, in the sign production equipment selection should be based on the identification plate production technical standard material situation to confirm the engraving processing, engraving process file conversion engraving grinding quality inspection, engraving in some of the more exquisite such as the door plaque exhibition hall product signage application

Sign production ‍ also needs some other auxiliary processes such as electric welding and gas welding, which are mainly used to manufacture sign frames, lighting processes such as our common light boxes and neon signs, which mainly have more brilliant publicity or indication effects at night, and various surface treatment processes including hot plating, which can make signs more beautiful. Can also make the sign more durable, in short, everyone in the production of signs must be in the process of excellence, painstaking research can be done.

Limited sign production ability? Lose projects because of the price? If you are exhausted to find a reliable sign OEM manufacturer, contact Exceed Sign now.

Exceed Sign Makes Your Sign Exceed Imagination.

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