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Tin Coil
Available Configurations
Properties common to all products in this list
| Purity | Thickness | Coil Width | Length |
|---|---|---|---|
| 98.8% (1N88) to 99.99% (4N) | 0.025mm (foil) to 2mm (sheet) | 15mm to 305mm | 0.1m to 225m |
Need custom configurations? Please contact us.
Key Features
Tin Coil at 98.8–99.999% purity is tin foil in a continuous spooled format, combining the material's exceptional malleability, corrosion resistance, and barrier performance with the consistent geometry and uninterrupted length that roll-to-roll converting, automated cutting, and high-volume sealing operations demand:
Exceptional Malleability & Conformability for Continuous Sealing Operations
Tin's exceptional malleability makes Tin Coil well suited to the continuous production of hermetic seals, corrosion barrier liners, and conformable strip components where the metal must adapt reliably to mating geometries — with the coil format providing consistent thickness and surface quality across the full roll length required for automated sealing and lamination operations.
Low Melting Point (231.9 °C) for Low-Temperature Bonding & Sealing Processes
Tin's melting point of 231.9 °C supports low-temperature bonding and sealing processes where heat input must be minimized to protect thermally sensitive substrates — making Tin Coil suitable for producing solder strips, low-temperature hermetic seal gaskets, and bonding laminates in electronics assembly and packaging where higher-temperature metal strip alternatives would damage adjacent components.
Purity Range 1N88 to 5N for Contamination-Sensitive Grade Selection
Purity options from 1N88 (98.8%) to 5N (99.999%) allow grade selection matched to the contamination sensitivity of the application — lower grades suit industrial sealing, barrier, and packaging production; 5N grade is selected for analytical, electronic, and research applications where trace metallic impurities introduced by the tin strip would compromise system performance or experimental results.
Chemical Inertness & Non-Toxicity for Food-Contact & Cleanroom Environments
Tin's chemical inertness, non-toxicity, and clean surface make Tin Coil suitable for barrier strip and sealing applications in food-contact, pharmaceutical, and cleanroom environments where copper or stainless coil alternatives would introduce contamination concerns — supporting continuous production of food packaging laminates, pharmaceutical barrier strips, and cleanroom-compatible sealing components.
Superconducting Below 3.722 K for Cryogenic Research Applications
Tin becomes superconducting below 3.722 K, making high-purity Tin Coil relevant to superconductivity studies and cryogenic physics research where a well-characterized elemental superconductor in strip form provides a reproducible substrate for critical temperature measurements and comparative superconductivity investigations across defined, uniform coil lengths.
Industrial Applications
Tin Coil is used across packaging, electronics sealing, EMI shielding, electrochemical research, and cryogenic physics wherever a continuously processed, highly malleable, non-toxic metallic strip with controlled purity is required:
- ✦ Hermetic Seal & Corrosion Barrier Strip Production
- Used in the continuous production of hermetic seals, corrosion barrier liners, and packaging laminates, where Tin Coil's exceptional malleability, corrosion resistance, and consistent strip geometry across the full roll length support high-volume automated sealing operations — and where the low melting point enables low-temperature joining processes that protect thermally sensitive substrates in the sealed assembly.
- ✦ EMI Shielding Strip Converting
- Applied in EMI shielding strip converting operations where the continuous coil format provides consistent thickness and surface quality for automated cutting and lamination of electromagnetic barrier strips — with tin's moderate electrical conductivity delivering shielding effectiveness in applications where cost, non-toxicity, or chemical compatibility requirements favour tin over copper or aluminium shielding strip alternatives.
- ✦ Food Packaging Laminates & Pharmaceutical Barrier Strip
- Used in the continuous production of food packaging laminates and pharmaceutical barrier strip, where tin's chemical inertness, non-toxicity, and excellent moisture and gas barrier performance make Tin Coil a well-established strip material for high-volume roll-to-roll packaging converting — with purity grade selection from 1N88 to 5N matched to the contamination requirements of the packaged product.
- ✦ Electrochemical Testing & Surface Chemistry Research
- Used in research to provide reproducible, uniform tin strip for electrochemical testing and surface chemistry investigations across well-defined lengths, where the coil format enables multiple equivalent test specimens to be prepared from the same continuous material — supporting systematic studies of tin corrosion behavior, oxide film formation, and electrochemical dissolution kinetics.
- ✦ Superconductivity Studies & Cryogenic Physics Research
- High-purity Tin Coil is used in superconductivity studies and cryogenic physics research, where tin's well-characterized superconducting transition at 3.722 K provides a reproducible elemental superconductor in strip form for critical temperature measurements, flux pinning investigations, and comparative superconductivity studies across uniform, specification-controlled coil lengths.
Material Properties
| Element | Value |
|---|---|
| Atomic number | 50 |
| Crystal structure | Tetragonal |
| Electronic structure | Kr 4d¹⁰ 5s² 5p² |
| Valences shown | 2,4 |
| Atomic weight( amu ) | 118.69 |
| Thermal neutron absorption cross-section( Barns ) | 0.63 |
| Photo-electric work function( eV ) | 4.3 |
| Natural isotope distribution( Mass No./% ) | 122/ 4.6 |
| Natural isotope distribution( Mass No./% ) | 124/ 5.6 |
| Natural isotope distribution( Mass No./% ) | 114/ 0.7 |
| Natural isotope distribution( Mass No./% ) | 120/ 32.4 |
| Natural isotope distribution( Mass No./% ) | 118/ 24.3 |
| Natural isotope distribution( Mass No./% ) | 112/ 1.0 |
| Natural isotope distribution( Mass No./% ) | 116/ 14.7 |
| Natural isotope distribution( Mass No./% ) | 115/ 0.4 |
| Natural isotope distribution( Mass No./% ) | 117/ 7.7 |
| Natural isotope distribution( Mass No./% ) | 119/ 8.6 |
| Atomic radius - Goldschmidt( nm ) | 0.158 |
| Ionisation potential( No./eV ) | 2/ 14.63 |
| Ionisation potential( No./eV ) | 5/ 72.3 |
| Ionisation potential( No./eV ) | 3/ 30.5 |
| Ionisation potential( No./eV ) | 4/ 40.7 |
| Ionisation potential( No./eV ) | 1/ 7.34 |
| Element | Value |
|---|---|
| Hardness - Mohs | 1.5-1.8 |
| Material condition | Polycrystalline |
| Poisson's ratio | 0.357 |
| Bulk modulus( GPa ) | 58.2 |
| Tensile modulus( GPa ) | 49.9 |
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 12.6@20°C |
| Superconductivity critical temperature( K ) | 3.722 |
| Temperature coefficient( K⁻¹ ) | 0.0046@0-100°C |
| Thermal emf against Pt (cold 0C - hot 100C)( mV ) | 0.42 |
| Element | Value |
|---|---|
| Boiling point( C ) | 2270 |
| Density( gcm⁻³ ) | 7.28@20°C |
| Element | Value |
|---|---|
| Melting point( C ) | 231.9 |
| Latent heat of evaporation( J g⁻¹ ) | 2497 |
| Latent heat of fusion( J g⁻¹ ) | 59.6 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 213@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 66.8@0-100°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 23.5@0-100°C |
Tolerances
| Thickness | <0.01mm | ±25% |
|---|---|---|
| Thickness | 0.01mm - 0.05mm | ±15% |
| Thickness | >0.05mm | ±10% |
| Coil Width | <100mm | ±1mm |
| Coil Width | >=100mm | +2% / -1% |
| Length | +10% / -0% |