Copper Spherical Powder (Cu)

High-purity spherical copper powder for SLM/DMLS conductive/thermal parts, induction coils and powder metallurgy. Small quantities, prototypes and custom made-to-order specifications are welcome.

Request a Quote Request Custom Specification

15–53 µmParticle Size Range

≥99.9%Purity Grade

Custom Made-to-OrderGrade & Quantity

WorldwideExport Shipping

Copper Spherical Powder — Grades & Specifications

High-purity spherical copper powder for SLM/DMLS conductive/thermal parts, induction coils and powder metallurgy. The options below are typical; specify your target values in the request form and we will confirm availability, lead time and pricing.

Material	Copper Spherical Powder
Chemical formula	Cu
CAS number	7440-50-8
Particle size	15–53 µm; 45–105 and 53–150 µm cuts also available
Purity	≥99.9%
Morphology	Spherical (gas-atomized)
Appearance	Red-brown metallic powder
Typical applications	SLM/DMLS conductive parts, Conductive inks & PCBs, Powder metallurgy, Thermal management

Applications by Industry

SLM/DMLS conductive partsHeat exchangers and induction coils.

Conductive inks & PCBsConductive paste and ink formulations.

Powder metallurgySintered copper components.

Thermal managementHigh-thermal-conductivity AM components.

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. ≥99.9%)
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 Copper Spherical Powder?

Copper Spherical Powder is offered in the grades listed on this page (≥99.9%). Other grades can be reviewed on request depending on your application and quantity.

What particle sizes can you supply for Copper Spherical Powder?

The typical size range supplied is 15–53 µm; 45–105 and 53–150 µm cuts also available. Please specify your target value in the request form and we will confirm availability.

Can Copper Spherical Powder be made to custom specifications?

Yes. Copper Spherical 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 Copper Spherical 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.

Request a Quote for Copper Spherical 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.

Request a Quote