Technical Data Sheet
Doc No: TDS-MP-025  |  Rev: 01
Issued: 2026-08-21  |  Page 1 of 1

Spherical CuSn10 Bronze Powder

CAS — CuSn10 AM / 3D-Printing Powder

Powder Characteristics

PropertyValueTest Method
Particle Size Cut15–53 μm (other cuts on request)Laser diffraction
PSD, typical (D10/D50/D90)15 / 31 / 56 μmLaser diffraction
Flowability (Hall), typical≈ 15 s/50 gASTM B213 / GB-T 1482
Apparent / Tap Density, typical5.1 / 5.5 g/cm³ASTM B212 / GB-T 1479.1
Typical values per manufacturer COA; lot values may vary. Lot-specific COA & PSD report supplied with each shipment.

Chemical Composition (Specification)

Element / ComponentSpecificationTest Method
Copper (Cu)BalanceICP-OES / LECO
Tin (Sn)9–11%ICP-OES / LECO
Oxygen (O)≤ 0.30%ICP-OES / LECO

Typical Applications

Packaging Vacuum-sealed argon-filled containers; quantity per inquiry
Storage & Shelf Life Sealed, dry, inert atmosphere recommended. Avoid moisture.
All values are typical and may vary by lot. This TDS does not constitute a warranty. Contact TKNCO for lot-specific Certificate of Analysis (COA).