
Titanium Gr5 Foil
Product name: Titanium Gr5 foil
Grade: GR5/TC4
Standard: GB/T3622-2012, ASTM B265
Purity: 99.7%
Density: 4.51 g/cm3
Melting point: 1660℃
Thickness: 0.01mm-0.3mm
Width: 100-300mm;
Use: The high pitch film of loudspeaker and horn
Note:Regarding products, we can also provide private customization
Product Introduction
what's titanium Gr5 foil?
Titanium Gr5 foil (Ti-6Al-4V, corresponding to national standard TC4) is a α+β type titanium alloy foil, usually ≥ 0.1mm thickness (0.01-0.5mm can be customized), with high strength, corrosion resistance, light weight, good mechanical properties and ductility.
GR5 titanium foil is widely used and is an ideal choice for universities and scientific research institutions and new energy fields, including: battery fluid collection, power battery research and development, hydrogen energy electrodes, speakers, amplifiers, electronic instruments, ships, avionics, etc. As a professional supplier of Baoji Titanium Industry Cluster, Mingjie Titanium Industry has large-scale production capacity, competitive prices, and can provide full-process services from raw materials to finished products according to customer needs.
Baoji Mingjie Titanium Material Technology Co., Ltd.'s Titanium Gr5 foil, relying on the industrial advantages of Baoji's "China Titanium Valley", is produced using advanced cold rolling technology, with a titanium content of ≥ 99.6%, a density of 4.51g/cm³, a melting point of up to 1660°C, a smooth surface, and a tolerance that can be controlled at ±0.002mm, supporting customized processing.
Our Products

GR5 titanium foil shown

Titanium foil supplier
Titanium gr5 foil manufactureChemical Composition – Ti-6Al-4V (wt%)
| Element | Content (%) | Standard |
|---|---|---|
| Aluminum (Al) | 5.5 – 6.75 | ASTM B265 |
| Vanadium (V) | ASTM B265 | |
| Iron (Fe) | ≤ 0.25 ≤0.25 | ASTM B265 |
| Oxygen (O) | ≤ 0.20 | ASTM B265 |
| Carbon (C) | ≤ 0.08 ≤0.08 | ASTM B265 |
| Nitrogen (N) | ≤ 0.05 ≤0.05 | ASTM B265 |
| Hydrogen (H) | ≤ 0.015 | ASTM B265 |
| Titanium (Ti) | Balance | ASTM B265 |
KeyMechanical & Physical Properties
| Typical properties in annealed condition (for foil thickness ≤0.5 mm): | |||
| Ultimate Tensile Strength (UTS): | ~895 MPa | ||
| Yield Strength (0.2% Offset): | ~
|
||
| Elongation at Break: | 10–14% | ||
| Hardness: | 320–360 HV (varies with temper) | ||
| Density: | 4.43 g/cm³ | ||
| Elastic Modulus: | 114 GPa | ||
| Service Temperature Limit: | ≤ 400°C continuous | ||
| Thermal Conductivity: | ~6.7 W/m·K | ||
| Electrical Resistivity: | 1.71 μΩ·m |
What's the prodcutions process of titanium gr5 Foil?
The processing technology of Titanium Gr5 foil (Ti6Al4V) mainly includes forming, cutting, surface treatment, heat treatment, welding, and deep processing. Its core production method is rolling, especially six-roll or twenty-roll cold rolling, which is widely used due to its high productivity and large-scale output. Heat treatment mainly employs vacuum annealing or newer continuous online protected annealing, the latter being more efficient and significantly improving product quality.
With its excellent physicochemical properties, this titanium foil plays a key role in fields such as battery current collectors, power battery research and development, hydrogen energy electrodes, loudspeakers, electronic instruments and aerospace, and is an indispensable material in modern science and technology and industrial development.
the specific uses of titanium Gr5 foil
Aerospace
Gr5 titanium foil (TC4 titanium alloy) is a core material in the aerospace field due to its high strength, corrosion resistance and lightweight properties. It is used to manufacture key components such as aircraft structural parts, engine blades, heat shields and sound dampers, which can effectively reduce weight and improve performance.
Medical device field
In the field of medical devices, it is widely used in implants such as artificial joints and dental implants, as well as in the protective layer of non-implantable devices, because its excellent biocompatibility does not cause rejection reactions in the human body.
In chemical equipment,
Titanium Gr5 foil is ideal for manufacturing corrosion-resistant linings, flexible reactor components, piping, and reactors, and is especially suitable for handling harsh chemical environments such as strong acids and alkalis.
Electronics Industry
Utilizing its conductivity and shielding properties, it is applied to precision components such as EMI/RFI shielding materials, battery current collectors, speaker diaphragms, and heat sinks to meet the needs of high-performance electronic devices.
Cars and Racing: Lightweight Insulation Layers and Exhaust Pipe Insulation
Defense and Ocean: Protective Materials Resistant to Seawater Erosion
Packaging & Logistics
To ensure your goods arrive more efficiently and on time, we pack and ship them using the following methods.
First, wrap the inner coil with protective paper; second, put the wrapped coil into a moisture-proof vacuum bag; third, put the moisture-proof vacuum bag containing the coil into a shockproof outer box or wooden box.
Labeling Identification: Each package will be clearly labeled with the alloy grade, size, furnace number, and batch number.
Transportation methods: Urgent orders are shipped by air; bulk cargo is shipped by sea.
Why choose us?
Baoji Mingjie Titanium Materials Technology Co., Ltd. demonstrates significant advantages in the GR5 titanium foil field. Our company is a comprehensive enterprise specializing in titanium and titanium alloy processing. Leveraging the industrial agglomeration effect of Baoji, known as "China's Titanium Valley," we possess a young and innovative technical team and research advantages.
Our products cover high-end applications such as aerospace, medical, and electronics. Regarding quality control, we strictly adhere to international standards to ensure the high strength, corrosion resistance, and lightweight properties of our materials, meeting the needs of precision components and special environments. We support urgent orders and large-volume shipments, adapting to a diverse market pace.
Furthermore, our prices are competitive. By optimizing production processes and cost control, we offer competitive quotations while maintaining high cost-effectiveness, attracting a broad customer base. For titanium materials, choose Mingjie; Mingjie will surely surprise you!

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