Gr5 Anodized
ISO 9001
Certified Factory System
±0.005 mm
Precision Cold-Roll Gauge
>895 MPa
Tensile Strength (Gr5 Ti-6Al-4V)
CE / RoHS
Export Compliance Verified
Engineered Titanium Strips, Spacers & CNC Fastening Solutions
Direct supply from Wexra Titanium manufacturing lines with full traceability, non-destructive testing, and certified mechanical characteristics.
DIN Metric
DIN 6921 Flange
Disc Head M6/M8
Brake Grade
Anodized Red
EDC Multitool
Torx Flange
Technical Whitepaper: Precision Cold-Rolled Titanium Foil Strip Manufacturing
The manufacturing of precision titanium foil strips (slitted coils and cut sheets) requires comprehensive thermodynamic and mechanical control to overcome titanium's distinct affinity for atmospheric gases (oxygen, nitrogen, and hydrogen) at elevated temperatures. Within precision engineering sectors, Commercially Pure (CP) Grade 1 and Grade 2 titanium foil, alongside Ti-6Al-4V Grade 5 alloy strips, represent mission-critical substrates. They exhibit extraordinary strength-to-weight ratios, near-zero galvanic degradation when paired with non-conductive matrices, and supreme biocompatibility.
At our certified manufacturing base, the production begins with vacuum arc remelted (VAR) ingots subjected to automated breakdown rolling. Once the primary slab thickness is established, intermediate cold rolling is executed on ultra-rigid 20-high Sendzimir cluster rolling mills. This advanced multi-roll configuration enables high-pressure deformation while preserving microscopic gauge uniformities across widths ranging from 10 mm to 650 mm, achieving micro-tolerances down to ±0.005 mm.
| Alloy Grade | Yield Strength (Rp 0.2, MPa) | Tensile Strength (Rm, MPa) | Elongation A50 (%) | CE & International Standards | Optimal Function |
|---|---|---|---|---|---|
| Titanium Grade 1 | 170 - 240 | 240 - 370 | ≥ 24 | ASTM B265, CE PED Compliant | PEM Electrolyzers, Deep Drawn Diaphragms |
| Titanium Grade 2 | 275 - 450 | 345 - 510 | ≥ 20 | ASTM B265, DIN 3.7035, EN 10204 3.1 | Marine Heat Exchangers, Chemical Gaskets |
| Titanium Grade 5 (Ti-6Al-4V) | ≥ 828 | ≥ 895 | ≥ 10 | AMS 4911, CE Directive, ISO 5832-3 | Aerospace Shims, High-Vibration Hardware |
To preserve ultimate fatigue resistance, intermediate and final annealing steps are conducted inside ultra-high vacuum chambers (operating at pressures below 10-3 Pa) to prevent the formation of an interstitial embrittlement layer known as the "alpha case." The finished foil strips undergo tension leveling, rotary shear slitting, non-destructive eddy current inspection, and optical profile verification before receiving full EN 10204 3.1 Mill Test Certification (MTC).
Titanium Foil Strip Applications in the San Salvador Industrial Corridor
Examining how high-performance titanium raw materials and precision components accelerate industrial competitiveness across El Salvador and Central America.
Geothermal Energy Infrastructure
El Salvador is renowned for its pioneering geothermal energy production at facilities such as Ahuachapán and Berlín. Geothermal brines contain extremely corrosive hydrogen sulfide (H2S), chlorides, and high-temperature steam. CE-certified titanium Grade 2 foil strips serve as the primary raw material for heat exchanger plate corrugation, diaphragm valves, and acid-resistant expansion bellows across the national grid.
Medical Device Fabrication (Free Zones)
Within San Salvador's specialized industrial free-trade zones (Zonas Francas), biomedical contract manufacturers require Class 1 and Class 2 medical-grade ASTM F67/F136 titanium strips and foil. These strips are converted via stamping and laser cutting into orthopedic implant containment, implantable surgical clips, microsurgical instrument flexures, and sterile casing arrays where biocompatibility is legally mandated.
Maritime Logistics & Port Infrastructure
Operating through the Pacific port gateway of Port Acajutla and developing maritime logistical nodes, San Salvador marine engineers demand Grade 5 (Ti-6Al-4V) titanium shims, strips, and fasteners to resist chronic saltwater cavitation. By eliminating galvanic corrosion and biofouling-induced pitting, titanium hardware minimizes costly dry-dock maintenance intervals across commercial naval and transit vessels.
Localized Industrial Trends Shaping Titanium Sourcing in San Salvador
The manufacturing ecosystem in El Salvador is experiencing rapid modernization. Driven by governmental investments in renewable energy, technological manufacturing, and port modernization, industrial procurement in San Salvador has evolved past traditional carbon steel and brass. The following dynamics characterize the local marketplace:
1. Shift Toward Clean Hydrogen and Geothermal Desalination: With national initiatives prioritizing decarbonization, state and private energy plants are prototyping PEM (Proton Exchange Membrane) water electrolyzers. These assemblies exclusively utilize platinum-group coated Grade 1 titanium foil strips as current collector plates and bipolar partition membranes, generating unprecedented demand for narrow-tolerance strip products.
2. Nearshoring to Central American Free Zones: North American medical device and precision electronics corporations are increasingly shifting assembly nodes to San Salvador. This industrial migration requires local Tier-2 suppliers to procure raw materials backed by internationally verified quality frameworks, such as CE Marking, ISO 9001:2015, RoHS, and EN 10204 3.1 inspection certification.
3. Demand for Turnkey Machined Assemblies: Factory buyers in San Salvador are increasingly pairing thin-gauge strip sourcing with customized CNC-machined titanium hardware (such as DIN 6921 flange bolts, custom disc screws, and anodized bushings). Consolidating raw material foil orders with high-precision fastening kits reduces custom clearance hurdles and optimizes inventory holding costs.
Why International Engineers Choose Wexra Titanium
Precision-engineered in Jiaxing, China under strict quality management systems, supplying verified high-integrity titanium components globally.
Certified Metallurgical Traceability
Operating under an accredited ISO 9001:2015 framework, Jiaxing Wexra Titanium Products Co., Ltd. issues genuine EN 10204 3.1 chemical analysis and mechanical test certifications with every batch, ensuring compliance with RoHS, REACH, and CE safety directives.
Precision CNC & Slitting Accuracy
With an extensive workshop equipped with multi-axis CNC machining centers, high-speed rotary slitting lines, and laser cutters, our tolerances achieve ±0.01 mm for machined fasteners and ±0.005 mm for cold-rolled titanium foil thicknesses.
Rapid Export & Custom OEM/ODM
With an established export distribution channel across North America, Europe, and Latin America, our bilingual engineering team responds within 8 hours, supporting custom fabrication from 2D/3D CAD models, strip slitting, and PVD/anodized surface finishes.
Frequently Asked Questions for San Salvador Buyers
Direct technical answers addressing customs, mechanical specifications, and international supply parameters.
What CE and quality documentation accompanies titanium foil and fastener shipments to San Salvador?
Every shipment dispatched by Wexra Titanium includes an EN 10204 3.1 Mill Test Certificate (MTC) providing detailed chemical spectrometry (detailing Ti, Al, V, Fe, C, N, H, and O content) and mechanical tensile, yield, and elongation testing. Furthermore, documentation verifying compliance with CE Directive 2014/68/EU (Pressure Equipment), RoHS hazardous substances limitations, and REACH compliance is supplied to streamline El Salvador customs processing at Port Acajutla or Monseñor Óscar Arnulfo Romero International Airport (SAL).
How does Grade 2 titanium foil compare to Grade 5 strip for geothermal and chemical equipment in El Salvador?
Grade 2 is commercially pure (CP) titanium with superior ductility (elongation ≥ 20%) and exceptional resistance to oxidizing environments and chloride-induced pitting, making it the premier selection for stamped plate heat exchangers, gaskets, and chemical liners. Conversely, Grade 5 (Ti-6Al-4V) is an alpha-beta alloy heat-treatable up to 895+ MPa tensile strength; it is selected for high-stress structural shims, pressure-containment diaphragms, and structural fasteners where high yield-to-density performance prevents mechanical rupture under cyclical shock loading.
Can custom widths, slit coils, and pre-cut lengths be specified for automated stamping lines in San Salvador?
Yes. Our factory operates precision slitting lines capable of processing foil coils from thicknesses of 0.02 mm up to 3.0 mm, slit into narrow strip widths starting at 8 mm up to 650 mm. Edges can be delivered as slit, rounded, or deburred to integrate directly into high-speed progressive stamping dies without jamming or abrasive tool galling.
What lead times and logistical terms (Incoterms) apply to orders delivered to El Salvador?
Standard catalog fasteners and stocked titanium strip coils can be dispatched within 5 to 7 business days. Custom CNC fabrications or non-standard foil alloys typically operate on a 15 to 25-day production cycle. We regularly export under FOB Shanghai/Ningbo, CIF Acajutla, and DAP San Salvador via expedited air freight (DHL/FedEx/UPS) for high-priority production runs.
How does Wexra Titanium prevent surface contamination and hydrogen embrittlement during manufacture?
All annealing cycles for our thin-gauge foil and rolled strips take place within specialized cold-wall vacuum annealing furnaces with ultimate vacuum levels lower than 10-3 Pa. This completely excludes oxygen and nitrogen pickup, eliminating the micro-cracking risks associated with the brittle "alpha-case" surface layer. Strips are cleaned and interleaved with acid-free paper prior to hermetic vacuum-sealing in foil-barrier export crating.
Connect with Our Titanium Metallurgy Specialists
Whether you require precision slit titanium foil coils for medical devices or Grade 5 structural hardware for energy installations in San Salvador, our technical sales engineers are ready to review your specifications.
Inquire Now