Ultra-Fine

Pursuing Perfection and Pushing Precision to the Limit – Creating Market Differentiation.

Jiachen Precision Industrial Co., Ltd. is committed to precision manufacturing and strives to establish a unique position in the competitive global market. In response to international customers’ stringent accuracy requirements, we have launched the “Ultra-Fine Polished Bearing” series.

Precision test results:

• Surface Roughness: Ra 0.02μm / Rz 0.20μm
• Roundness (Inner Diameter): 0.001mm
• Concentricity (Inner/Outer Diameter): 0.002mm

These specifications meet strict tolerance demands while maintaining exceptional stability and assembly precision.

Utilizing ultra-fine grinding technology combined with DLC (Diamond-Like Carbon) coating, our bearings achieve high-speed capability and outstanding wear resistance, ideal for high-end industrial applications. Jiachen is dedicated to providing the most advanced manufacturing processes, setting new standards of excellence and driving product differentiation in the global marketplace.