3N5(99.95%)Ni cube
3N5 High Purity Nickel Cube is manufactured from 99.95% pure nickel material through advanced melting, forging, and precision machining processes. With excellent conductivity, superior corrosion resistance, and high chemical purity, it is widely used in vacuum coating, sputtering targets, electronics, and high-purity chemical applications.
Phone:+86 18954208811
Email:info@hwdsteel.com
WhatsApp:+86 18954208811
Add:Keda Xunfei Weilaigang Building, No. 1 Jiangshan South Road, Huangdao District, Qingdao City, Shandong Province
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◉ PRODUCT SPECIFICATION


1. Material Standards & Specifications


Purity Standards:

  • Nominal Purity: 99.95% (3N5)

  • Main Standards: ASTM B160, GB/T 2057, JIS H 4511

Key Characteristics:

  • High purity nickel content ≥ 99.95%

  • Low gas content (O, H, N)

  • Uniform microstructure

  • Minimal impurity elements


2. Chemical Composition (% by weight)


Element

Content ≤

Element

Content ≤

Element

Content ≤

Ni

99.95% (min)

C

0.005

O

0.005

Co

0.005

Cu

0.005

Fe

0.005

Si

0.002

Mg

0.001

Mn

0.001

S

0.001

P

0.001

Pb

0.0005

As

0.0005

Sb

0.0005

Bi

0.0005

Sn

0.0005

Zn

0.0005

Cd

0.0005


3. Physical Properties


Property

Value

Test Standard

Density

8.90 g/cm³

ASTM B328

Melting Point

1455°C

-

Electrical Resistivity

6.84 μΩ·cm (20°C)

ASTM B193

Thermal Conductivity

90.7 W/(m·K)

ASTM E1225

Thermal Expansion Coefficient

13.3 × 10⁻⁶/K (20-100°C)

ASTM E228

Magnetic Susceptibility

Weakly magnetic

-


4. Mechanical Properties


Property

Value

Condition

Tensile Strength

345-485 MPa

Annealed

Yield Strength (0.2% offset)

105-215 MPa

Annealed

Elongation

35-55%

Annealed

Hardness

60-90 HV

Annealed

Modulus of Elasticity

200 GPa

-


5. Product Specifications


Parameter

Standard Size

Custom Range

Tolerance

Cube Size

3mm, 5mm, 8mm, 10mm

1-50mm

±0.1mm

Weight per Piece

0.2g - 50g

Customizable

±2%

Surface Roughness

Ra ≤ 1.6μm

Ra ≤ 0.8μm (Precision)

-

Shape Consistency

≥95%

-

-


6. Surface Quality


Surface Requirements:

  • Clean, free from oil stains and oxidation

  • No visible cracks or inclusions

  • Smooth edges, no sharp burrs

  • Uniform metallic luster

Surface Treatment Options:

  • Standard: Cleaned and vacuum packaged

  • Precision: Electropolished surface

  • Special: Ultrasonic cleaned for high-purity applications


7. Packaging Specifications


Package Type

Quantity

Protection

Application

Vacuum Sealed Bag

1kg/bag

Nitrogen filled

Long-term storage

Plastic Bottle

500g/bottle

Desiccant included

Laboratory use

Custom Packaging

As required

Multiple protection

Bulk industrial


8. Applications


Primary Applications:

  • Sputtering Targets: Semiconductor, display coatings

  • Vacuum Coating: Optical, decorative coatings

  • Electroplating Anodes: High-purity electroplating

  • Catalyst: Chemical synthesis catalysts

  • High-purity Alloys: Special alloy additives

  • Research & Development: Laboratory experiments


9. Quality Control


Testing Methods:

  • Purity Analysis: GD-MS, ICP-OES

  • Gas Content: Inert gas fusion analysis

  • Microstructure: Metallographic examination

  • Surface Quality: Visual and microscopic inspection

  • Size Verification: Precision measuring instruments


Quality Certification:


  • Material Certificate with chemical analysis

  • Traceable batch number

  • Compliance with RoHS, REACH

  • Customized testing reports available


Technical Advantages:


  • Consistent high purity guaranteed

  • Uniform composition and structure

  • Excellent processing performance

  • Reliable quality batch to batch

  • Professional technical support

All products are supplied with complete quality documentation and can be customized according to specific application requirements.

◉ Surfcae selection

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SURFACE CHARACTERISTIC SUMMARY OF MANUFACTURING METHOD APPLICATION
NO.1 Silvery white Hot rolled to specified thickness Do not need to have a glossy surface use
lackluster
NO.2D Silvery white After cold rolling, heat treatment and pickling are carried out General material, deep material
NO.2B Gloss is stronger than No.2D After No.2D treatment, the final light cold rolling is carried out through the polishing roller The general material
BA As bright as a sixpence No standard, but usually a bright annealed surface with high reflectivity. Building materials, kitchen utensils
NO.3 Rough lapping Grind with 100~200# (unit) strop tape Building materials, kitchen utensils
NO.4 Intermediate grinding Polished surface obtained by grinding with 150~180# strop abrasive tape Building materials, kitchen utensils
NO.240 Fine lapping Grinding with 240# strop abrasive tape kitchenware
NO.320 Very fine grinding Grinding was carried out with 320# strop abrasive tape kitchenware
NO.400 The luster is close to BA Use 400# polishing wheel to grind General timber, building timber, kitchen appliances
HL Hairline grinding Suitable particle material for hair stripe grinding (150~240#) with many grains Building, construction material
NO.7 It's close to mirror grinding Use a 600# rotary polishing wheel to grind For art or decoration
NO.8 Mirror ultrafinish The mirror is ground with a polishing wheel Reflector, for decoration

◉ PRODUCTION AND WAREHOUSING

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