Fabrication Processes at Rollyu · Surface Finishing

Surface finishing is a critical stage in precision sheet metal fabrication, directly influencing corrosion resistance, functional performance, cleanliness, and regulatory compliance. This article outlines common surface finishing methods, roughness requirements.

Fabrication Processes at Rollyu • Tapping & Threading

Creating reliable internal threads in sheet metal is critical to assembly strength, repeatability, and long-term product performance. This article explains cut tapping and thread forming (roll tapping), suitable materials, thread standards, and quality control methods

Welding Processes at Rollyu Precision: TIG, MIG & Spot Welding for Precision Assemblies

Welding quality directly affects the structural integrity, cosmetic finish, and long-term reliability of fabricated assemblies. This article explains the differences between TIG, MIG, and Spot welding, their ideal applications, advantages, and limitations

Fabrication Processes at Rollyu · Bending radii, bend relief, springback

In precision sheet metal fabrication, CNC bending accuracy depends on far more than programmed angles. This article explains how bending radii, bend relief, and springback compensation directly affect dimensional stability, assembly fit, and long-term performance

Fabrication Processes at Rollyu · Tolerances & edge quality

Tolerances and edge quality play a decisive role in the performance, safety, and appearance of precision sheet metal parts. At Rollyu Precision, we achieve tight dimensional control and clean, burr-free edges through advanced laser cutting, CNC forming, controlled welding, and rigorous in-process inspections.