Tin Powder
High-purity tin powder from UK stock. 99.5–99.85% purity, -100 to -325 mesh. Spherical and irregular grades for brazing, bronze blending and friction materials. 48hr dispatch. ISO certified.
Ronald Britton supplies tin powder in spherical and irregular grades from 99.5% to 99.85% purity. Tin powder is widely used as an alloying addition in bronze and brass blending, brazing filler metals and sintered friction materials. All grades dispatched within 48 hours from UK stock.
Product Range
Every grade held in UK stock and dispatched fast. Contact us for a current quotation.
Grades & Specifications
| Description | Composition (%) | App. Density (g/cc) | Size (µm) |
|---|---|---|---|
| Tin Powder -100# | Sn >99.85 | 3.8 - 4.4 | <150 |
| Tin Powder -200# | Sn >99.85 | 3.5 - 4.0 | <75 |
| *Tin Powder -300# | Sn >99.85 | 3.5 - 4.0 | <53 |
| *Tin Powder -350# | Sn >99.85 | 3.5 - 4.0 | <45 |
| *Tin Powder -600# | Sn >99.85 | 3.0 - 4.0 | <25 |
* Stock item. Other grades made to order.
Industries Where Tin Powder Is Used
These powders are specified across demanding industrial sectors, from precision tooling to decorative coatings and additive manufacturing.
Technical Overview: Tin Powder
Ronald Britton supplies tin powder in spherical and irregular morphologies at purities from 99.5% to 99.85% Sn. Spherical grades offer the consistent flow needed for blending and brazing paste formulation, while irregular grades suit pressed and sintered applications.
Standard mesh sizes range from -100 to -325 mesh, with custom particle size distributions available to specification. Tin powder is most widely used as an alloying addition in bronze and brass blends, as a constituent of brazing filler metals, and in sintered friction materials. All grades ship from UK stock within 48 hours with full chemical analysis and batch traceability.
Questions & Answers
What is tin powder used for?
Tin powder is used as an alloying addition in bronze and brass blending, as a constituent of brazing and soldering filler metals, as a low-melting additive in diamond tool bond matrices, and in sintered friction materials. Ronald Britton supplies spherical and irregular grades for all of these.
What purity and grades of tin powder are available?
Standard purity is 99.5% to 99.85% Sn. The stock grade is SN-100, spherical, available in -100, -200 and -325 mesh. Custom particle size distributions are available to specification.
What is the difference between spherical and irregular tin powder?
Spherical tin powder offers consistent flow for paste and filler-metal formulation; irregular grades suit pressed and sintered applications. Both ship from UK stock.
Can I order small quantities of tin powder?
Yes. Sample quantities are available for qualification. UK stock grades typically ship within 48 hours; non-stock grades on quoted lead times, with full chemical analysis and batch traceability.
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