0.02mm (20μm)
316L STAINLESS STEEL FOIL
Engineered for precision. Manufactured for performance. Our 316L stainless steel foil at 0.02mm combines exceptional flatness, superior surface finish, and excellent corrosion resistance to meet the most demanding application requirements.





THICKNESS
0.02mm

WIDTH RANGE
2mm – 300mm

TOLERANCE
±0.002mm

SURFACE FINISH
2B / BA
Why Choose Alter 316L Foil?

Premium 316L Austenitic Stainless Steel
Low carbon, molybdenum-enhanced for excellent corrosion resistance and durability.

Ultra-Precision Manufacturing
Advanced cold rolling and precision control ensure tight tolerances and consistent quality.

Outstanding Surface Quality
Smooth, uniform surface ideal for high-end electronic, medical, and industrial applications.

Reliable Performance
Stable mechanical properties and excellent formability for complex precision parts.
TECHNICAL SPECIFICATIONS
Our 0.02mm 316L stainless steel foil are full compliance with ASTM A240 / EN 1.4404 / JIS G4305. Tensile strength ≥485 MPa, yield strength ≥170 MPa, elongation ≥40%.
WIDE RANGE OF APPLICATIONS

Electronics & Electrical
Shielding, connectors, springs, flexible circuits, and precision electronic components.

Battery Industry
Battery casing, tabs, current collectors, and energy storage systems.

Medical Devices
Surgical instruments, implant components, and ultra-thin precision parts.

Semiconductor
Wafer carriers, sputtering targets, and precision component parts.

Chemical Equipment
Corrosion-resistant liners, gaskets, diaphragms, and precision filters.

Aerospace
Lightweight structural parts, shims, and high-precision components.