KATBAK CERAMIC BACKING BAR 6MM ROUND
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KATBAK Ceramic Backing Bar 6mm Round | Premium Ceramic Weld Backing for Pipe & Plate Welding
Achieve clean, full-penetration welds every time with the KATBAK Ceramic Backing Bar (6mm Round) — a high-temperature ceramic backing solution designed for root pass welding on pipes, tubes, and plate joints. Engineered for precision fabrication, pipeline welding, and structural steel work, this round ceramic backing bar supports consistent bead formation while eliminating the need for backing gas purging in many applications.
Key Features
- 6mm Round Profile – Purpose-built for round pipe joints and curved weld seams, ensuring a snug fit and uniform root support
- High-Temperature Ceramic Construction – Withstands extreme welding temperatures without cracking, warping, or fusing to the weld pool
- Self-Adhesive Backing (if applicable) – Quick, secure application to the joint for faster setup and reduced downtime
- Shields Molten Weld Pool – Contains and shapes the root pass, producing a smooth, uniform underbead
- Reduces Argon/Backing Gas Consumption – Minimizes or eliminates the need for constant gas purging on certain joint types
- Reusable & Cost-Effective – Durable ceramic material designed for repeated use across multiple welding passes
- Compatible with TIG, MIG & Stick Welding – Versatile support across various welding processes on carbon steel, stainless steel, and alloy materials
Ideal Applications
- Pipeline and pressure pipe welding
- Stainless steel tube and duct fabrication
- Structural steel round bar and tube joints
- Shipbuilding and heavy fabrication
- Food-grade and sanitary piping welds requiring clean root passes
Why Choose KATBAK Ceramic Backing Bars?
KATBAK ceramic backing bars are trusted by welders and fabricators who demand consistent, contamination-free root welds. The 6mm round profile is specifically sized for tight-radius pipe and round-stock applications, giving you better control over penetration, reduced spatter, and a cleaner finished weld — cutting down on rework and grinding time.
Specifications:
| Attribute | Detail |
|---|---|
| Shape | Round |
| Width | 6mm |
| Material | Ceramic (high-temp resistant) |
| Use | Weld root backing / underbead shielding |
| Compatible Processes | TIG, MIG, Stick (SMAW) |

| A | 6.3 mm |
| B | 25.4 mm |