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Ultrafine Copper Powder | Spherical Copper Powder
Ultrafine Copper Powder | Spherical Copper Powder
  • Properties
  • Application
  • Standard Specification
  • Packing and Storage

CNPC POWDER ultrafine copper powder is produced by gas atomization condensation method with the result of a minimum purity of 99%.The particle shape is spherical powder with narrow particle distribution and low oxgyen content. It has special purposes, as well as potential in high-tech and high value-added and other products.

Ultrafine Copper Powder Production Process

Step 1: High Purity Copper Material

Step 2: Melting to gas

Step 3: Atomized

Step 4: Centrifuge

Step 5: Collect

Step 6: Dry

Step 7: Grading

Step 8: Inspection

Step 9: Packing

                                                      Ultra Fine Copper Powder Production


Ultrafine Atomized Copper Powder usually used for MLCC
(Multiplayer Ceramic Chip Capacitors) and coating, If you have any
questions please contact us 

CAS no.: 744-50-8
HS code: 7406209000
Molecular Formula: Cu
Color: Light Rosy
Shape: Spherical shape
Purity: 99.7%
Product method: Gas Atomization
Molecular Weight: 63.55
Freezing/Melting Point: 1083.4℃
Boiling Point: 2567 ℃
Specific Gravity/Density: 0.5-1.5g/cm3
Applicable Solubility in water: Slightly soluble in hot water

  • Main used for MLCC
  • Chemical industry for chemical reaction.
  • Coating
  • Antibacterial material
  • Lubrication oil
  • Electric conductive slurry etc. 
  • Metal injection molding
Grade Composition (%) O(%) A.D.g/cm3 Particle Size
+100(150μm) +140(106μm) +200(75μm) +325(45μm) -325(45μm)
CNPC-UCu100 Cu99min 0.5max 2.0-2.8 D50:8-10μm
CNPC-UCu200 0.6max 0.5-1.0 D50:1-3μm
CNPC-UCu300 0.7max D50:0.5-1μm
CNPC-UCu400 0.8max D50:0.3-0.5μm

Grade Package
CNPC-UCu100 5KG/Vacuum bag
CNPC-UCu200 5KG/Vacuum bag
CNPC-UCu300 5KG/Vacuum bag
CNPC-UCu400 5KG/Vacuum bag
Storage Note:
  • The copper powder should store in a cool, ventilated warehouse. Away from fire and heart source .
  • It should be stored apart from oxidant acids, halogen ,mixed reservoir of avoiding by all means.
  • Equipped with corresponding varieties and number of fire equipment.
  • Storage area should be equipped with the right material for leakage content.

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