Precision Manufacturing
to 0.001mm Accuracy

High-performance electric spindles, linear guideways, ball screws, and precision bearings for CNC machine tools worldwide.

Explore Products Request Quote

Linear Guideways
& Ball Screws

P/H/SP precision grades. Interchangeable with HIWIN, THK, NSK. Ground C3/C5 accuracy ball screws.

View Linear Motion Products

Precision Bearings
P4/P2 ABEC-7/9 Grade

Angular contact ball bearings & cylindrical roller bearings for machine tool spindles. 10mm–500mm bore.

View Precision Bearings

15+

Years of Expertise

5,000+

Units Delivered in 2025

99.5%

Quality Acceptance Rate

10+

Countries Served

Core Product Range

High-precision components engineered for demanding CNC machine tool applications

Electric Spindles

0.001mm runout accuracy. 0.5–100kW. Up to 120,000 RPM. Machining, grinding, turning spindles.

View Series

Linear Guideways

P/H/SP grades. 15–65mm rails. Ball & roller types. Interchangeable with major brands.

View Series

Ball Screws

Ground C3/C5 & rolled C7 grades. Ø8–100mm. Single/double nut. DIN 69051.

View Series

Precision Bearings

P4/P2 ABEC-7/9 grade. Angular contact & cylindrical roller. 10–500mm bore.

View Series

Hot Sale Products

Our most sought-after precision components trusted by 37 long-term clients worldwide

Machining Center Spindle

High-power synchronous motor spindles for vertical & horizontal machining centers

External Grinding Spindle

High-precision spindles for cylindrical grinding with exceptional roundness

Internal Grinding Spindle

Compact design for bore grinding with speeds up to 120,000 RPM

View All Products

About Luoyang Songju

15 Years of Precision Engineering Excellence

Founded in 2012 and headquartered in Luoyang — one of China's most historic bearing manufacturing hubs — Luoyang Songju Science and Technology Co., Ltd. specializes in R&D, manufacturing, and sales of high-precision core components for CNC machine tools.