Extreme close-up macro shot of heavy-duty steel compression spring ends being precision ground on an automated CNC grinding wheel, high-contrast industrial lighting, metallic sheen, dark background.
Extreme close-up macro shot of heavy-duty steel compression spring ends being precision ground on an automated CNC grinding wheel, high-contrast industrial lighting, metallic sheen, dark background.
■ JIS B 2704 STANDARD

JIS-Grade Compression Springs

Engineered in our Cikarang facility for continuous-run reliability. We manufacture high-tolerance compression springs with precision-ground ends and strict pitch control to guarantee linear rate stability under heavy industrial loads.

TECHNICAL METALLURGY

Engineered for Fatigue Life

Our Cikarang facility utilizes certified high-carbon spring steel and advanced stainless alloys. We implement rigorous fatigue-life testing and micron-level tolerance controls to eliminate assembly-line downtime for automotive and heavy machinery industries.

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End Configurations

Material Grades

Tolerance Control

Manufactured using certified JIS-compliant high-carbon steel, alloy steel, and premium SUS304/316 stainless wires for optimal corrosion and high-temperature fatigue resistance.

Micron-level dimensional accuracy managed via automated multi-axis CNC coiling, guaranteeing exact spring rate consistency and absolute zero-defect reliability across high-volume production runs.

Closed and ground ends ensure square seat alignment and maximum surface contact, preventing critical axial deflection under continuous heavy-load cycles.

RFQ PORTAL

Secure Your Supply Chain

Submit your wire diameter, active coils, and solid height specifications today. Our Cikarang-based engineering team delivers rapid-response custom manufacturing runs to keep your automated production lines running without delay.