Bismuth Powder (Bi)
Component in bismuth-based low-melting-point alloys. Small quantities, prototypes and custom made-to-order specifications are welcome.
99.95%Purity Grade
BiChemical Formula
Custom Made-to-OrderGrade & Quantity
WorldwideExport Shipping
Bismuth Powder — Grades & Specifications
Component in bismuth-based low-melting-point alloys. The options below are typical; specify your target values in the request form and we will confirm availability, lead time and pricing.
| Material | Bismuth Powder |
|---|---|
| Chemical formula / alloy designation | Bi |
| CAS number | 7440-69-9 |
| Particle size | Particle size confirmed at quotation |
| Purity | 99.95% Bi; trace impurity maximums (ppm): O ≤30, Cu ≤80, Pb ≤50, Zn ≤10, Fe ≤150, Ag ≤10, As ≤10, Te ≤10, Sb ≤10, Cl ≤40 |
| Morphology | Spherical / atomized (for AM and alloying feedstock) |
| Appearance | Silver-white to pinkish metallic powder |
| Typical applications | Low-Melting & Fusible Alloys, Free-Machining Alloy Additive, Specialty AM & Casting |
Applications by Industry
Low-Melting & Fusible AlloysComponent in bismuth-based low-melting-point alloys.
Free-Machining Alloy AdditiveLead-free free-machining additive for brass and steel alloys.
Specialty AM & CastingSpecialty low-melting-point AM and casting applications.
Particle Size & Mesh Conversion
Reference for converting between US mesh and microns/millimetres. Figures are nominal sieve openings and may vary slightly by standard.
| Mesh (US) | Micron (µm) | mm | Inch | Remarks |
|---|---|---|---|---|
| 3 | 6730 | 6.730 | 0.2650 | |
| 4 | 4760 | 4.760 | 0.1870 | |
| 5 | 4000 | 4.000 | 0.1570 | |
| 6 | 3360 | 3.360 | 0.1320 | |
| 7 | 2830 | 2.830 | 0.1110 | |
| 8 | 2380 | 2.380 | 0.0937 | |
| 10 | 2000 | 2.000 | 0.0787 | |
| 12 | 1680 | 1.680 | 0.0661 | |
| 14 | 1410 | 1.410 | 0.0555 | |
| 16 | 1190 | 1.190 | 0.0469 | |
| 18 | 1000 | 1.000 | 0.0394 | |
| 20 | 841 | 0.841 | 0.0331 | |
| 25 | 707 | 0.707 | 0.0278 | |
| 30 | 595 | 0.595 | 0.0234 | |
| 35 | 500 | 0.500 | 0.0197 | |
| 40 | 420 | 0.420 | 0.0165 | |
| 45 | 354 | 0.354 | 0.0138 | |
| 50 | 297 | 0.297 | 0.0117 | |
| 60 | 250 | 0.250 | 0.0098 | |
| 70 | 210 | 0.210 | 0.0083 | |
| 80 | 177 | 0.177 | 0.0070 | |
| 100 | 149 | 0.149 | 0.0059 | |
| 120 | 125 | 0.125 | 0.0049 | |
| 140 | 105 | 0.105 | 0.0041 | |
| — | 100 | 0.100 | 0.0039 | Sand |
| 170 | 88 | 0.088 | 0.0035 | |
| 200 | 74 | 0.074 | 0.0029 | |
| — | 70 | 0.070 | 0.0027 | |
| 230 | 63 | 0.063 | 0.0024 | Human hair |
| — | 55 | 0.055 | 0.00217 | |
| 270 | 53 | 0.053 | 0.0021 | |
| — | 50 | 0.050 | 0.00197 | |
| 325 | 44 | 0.044 | 0.0017 | |
| — | 40 | 0.040 | 0.00157 | |
| 400 | 37 | 0.037 | 0.0015 | |
| 550 | 25 | 0.025 | 0.00099 | |
| 625 | 20 | 0.020 | 0.00079 | |
| 1200 | 12 | 0.012 | 0.0005 | |
| 1250 | 10 | 0.010 | 0.000394 | |
| — | 7 | 0.007 | 0.000276 | |
| 2500 | 5 | 0.005 | 0.000197 | |
| 4800 | 3 | 0.003 | 0.000118 | |
| 5000 | 2.5 | 0.0025 | 0.000099 | Bacteria (approx.) |
| 12000 | 1 | 0.001 | 0.0000394 |
Information Required for Quotation
- Grade / purity (e.g. ≥99.95%)
- Particle size / target (µm, or mesh)
- Quantity
- Application environment
- Required delivery country
Lead time depends on grade, particle size, quantity and processing requirements. Export availability can be reviewed based on destination country and material type. A Certificate of Analysis can be provided on request.
Request a Quote or Custom Order
Tell us your grade, particle size and quantity. We typically reply within one business day.
Frequently Asked Questions
What purity / grade options are available for Bismuth Powder?
Bismuth Powder is offered in the grades listed on this page (99.95% Bi; trace impurity maximums (ppm): O ≤30, Cu ≤80, Pb ≤50, Zn ≤10, Fe ≤150, Ag ≤10, As ≤10, Te ≤10, Sb ≤10, Cl ≤40). Other grades can be reviewed on request depending on your application and quantity.
What particle sizes can you supply for Bismuth Powder?
The typical size range supplied is Particle size confirmed at quotation. Please specify your target value in the request form and we will confirm availability.
Can Bismuth Powder be made to custom specifications?
Yes. Bismuth Powder can be produced to order — grade, particle size and packaging can be customized to your specification. Select "Custom Order" in the request form and provide your target values.
What is the minimum order quantity (MOQ)?
Order quantity is flexible and small quantities and prototype requests are welcome. Please state your required quantity in the form for an accurate quotation.
Can you export and ship Bismuth Powder internationally?
Yes, export inquiries are welcome. Availability and shipping are reviewed based on destination country, grade and quantity.
Do you provide a Certificate of Analysis (COA) or technical data?
A Certificate of Analysis and technical data can be provided on request for supplied lots.
Related Products
Request a Quote for Bismuth Powder
Send us your grade, particle size, quantity and application. We will review availability, quotation and lead time. Small quantities, prototypes and custom made-to-order specifications are welcome.