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With a 1.0mm stainless steel tip, the Uni-ball Signo Broad UM-153 Gold Ink Pen applies opaque pigment gel. This metallic ink produces a 0.6mm line that resists water and fading on dark paper. Under the cap, a tungsten carbide ball maintains consistent ink flow without scratching.
Key Features
- Uni Super Ink: Pigment-based formula resists water, chemical washing, and UV fading. This acid-free ink prevents document fraud and archival loss.
- Metallic Pigment Gel: Opaque gold ink sits on top of paper fibers. Writing stays fade-resistant and visible on black or colored cardstock.
- Rubber Grip: Integrated elastomer section sits near the 1.0mm tip. Reduces finger slip even in high humidity.
- Stainless Steel Tip: 1.0mm broad tip housing a tungsten carbide ball. Prevents ink leaking even under high writing pressure.
Frequently Asked Questions
Can Uni-ball Signo gold write on black paper?
The high-opacity pigment ink covers dark surfaces without soaking into the fibers. This creates a visible metallic layer on black or colored paper.
Is Uni-ball Signo UM-153 waterproof?
The Uni Super Ink technology binds pigment to the paper to resist liquid damage. It also prevents ink from fading when exposed to light or chemicals.
