Ceramic ring 70mm

Q: What is a ceramic doctor ring in pad printing?

A ceramic doctor ring is the precision-ground ceramic ring at the bottom of a sealed ink cup. It slides across the cliché surface removing excess ink. Ceramic material provides durability and a perfect seal to prevent ink evaporation and leakage.

Q: When should I replace the ceramic ring?

Replace or re-lap when you notice uneven ink distribution, ink streaks, or ink leakage. A worn ring shows a flat contact surface wider than 0.3mm.

Q: Can the ceramic ring be re-sharpened?

Yes. Ceramic rings can be re-lapped on a lapping plate to restore the precision edge, extending the life significantly.

Q: What types of ink is it compatible with?

Compatible with solvent-based and UV-curable pad printing inks. Ideal for use with photopolymer clichés.

Ceramic ring 70mm

149.00€

VAT Included

AVAILABILITY: IMMEDIATE | Ships in 24/48h ore
Model: ANE-70
SKU: Ane/70

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70mm Ceramic Ring for Pad Printing – Perfect Seal and Precision

An essential component for pad printing professionals, our 70mm ceramic doctor ring delivers excellent performance when paired with sealed ink cups of pad printing machines. Designed to ensure maximum precision and durability, it's the ideal solution for achieving consistent, repeatable printing results on plastic, metal, glass and other surfaces.

The ceramic material provides a micrometric precision surface that maintains a perfect seal against the cliché, preventing ink leakage and ensuring uniform ink distribution with every stroke — critical for professional pad printing production.

Technical Specifications

Specification	Value
Inner diameter	70mm
Material	Ceramic (high-performance)
Surface finish	Micrometric precision ground
Compatibility	Sealed ink cup systems — K-1 pad printer and standard machines
Ink compatibility	Solvent-based and UV pad printing inks

Key Benefits of the 70mm Ceramic Doctor Ring

Perfect seal: Prevents ink leakage while ensuring even distribution across the cliché surface
Extended durability: Ceramic material resists continuous friction wear far longer than standard rings
Easy installation: Intuitive design for quick and secure mounting on sealed ink cups
Reduced maintenance: Doesn't require frequent adjustments — when worn, can be re-lapped on a lapping plate
Consistent results: Micrometric surface guarantees repeatable ink doctoring every cycle

Ideal Applications

This ceramic ring is particularly recommended for:

Pad printing on plastic, metal and glass objects
Promotional items, pens, keychains, USB drives and gadgets
Medium to large production runs requiring consistent quality
Applications requiring high precision and clean ink doctoring
High-volume production environments with continuous operation

Ceramic rings are the preferred choice for use with photopolymer (plastic) clichés. For steel clichés in demanding industrial environments, tungsten carbide rings may also be considered — but for standard pad printing applications with photopolymer plates, ceramic is the optimal material.

Keygadgets – 40 Years of Pad Printing Experience

Keygadgets has been supplying pad printing equipment and consumables for over 40 years. Every component in our catalogue has been selected and tested by people who know the craft from the inside.

Questions about compatibility with your machine? Write to us on WhatsApp — we respond with real pad printing expertise.

This ceramic doctor ring offers the perfect balance between quality and price, delivering professional performance at competitive costs. Its compatibility with sealed ink cup systems makes it an essential component to optimise your pad printing production.

Frequently asked questions — Ceramic ring 70mm pad printing

What is a ceramic doctor ring in pad printing?

A ceramic doctor ring (also called a squeegee ring or rakel ring) is the precision-ground ceramic ring at the bottom of a sealed ink cup. It slides across the cliché surface, removing excess ink and leaving only the ink in the engraved image area. The ceramic material provides durability and a perfect seal to prevent ink evaporation and leakage.

Is this ring compatible with the Keygadgets K-1 pad printing machine?

Yes. The 70mm ceramic ring is specifically designed to be used with the K-1 pad printing machine's sealed ink cup system available at Keygadgets.

When should I replace the ceramic ring?

Replace or re-lap the ring when you notice uneven ink distribution, ink streaks on the cliché after doctoring, or ink leakage from the ink cup. A worn ring leaves a visible flat contact surface wider than 0.3mm. Before replacing, try re-lapping the ring on a lapping plate to restore the precision edge.

Can the ceramic ring be re-sharpened?

Yes. Ceramic rings can be re-lapped (ground) on a lapping plate to restore their precision edge. This extends the life of the ring significantly and reduces ongoing consumable costs.

What types of ink is it compatible with?

The 70mm ceramic ring is compatible with solvent-based pad printing inks and UV-curable pad printing inks. Ceramic rings are ideal for use with photopolymer clichés.