Low price for Graphite Blocks For Machining - Cathode Carbon Block – Qifeng
Low price for Graphite Blocks For Machining - Cathode Carbon Block – Qifeng Detail:
Quick Details:
Product Name: Cathode carbon block
Brand Name: QF
Resistance (μΩ.m): 9-29
Apparent Density (g/cm³ ): 1.60-1.72
Flexural Strength (N/㎡): 8-12
Color: Black
Material: high quality petroleum coke and needle coke
Size: as customer requirement
Application: Electrolytic aluminum
real density: 1.96-2.20
ASH: 0.3-2
sodium expansion: 0.4-0.7
Packaging Description: Packing with wooden cases and steel belt.
Specification
| Specifications | Unit | Test method |
Value |
|||
| 30%GraphiteAddad | 50%Graphite Added | Graphitic Grade | Graphitized Grade | |||
| Real Density | g/cm | ISO21687 | ≥1.98 | ≥1.98 | ≥2.12 | ≥2.20 |
| Apparent Density | g/cm | ISO12985.1 | ≥1.60 | ≥1.60 | ≥1.62 | ≥1.62 |
| Open Porosity | % | ISO12985.2 | ≤16 | ≤16 | ≤18 | ≤20 |
| Total Porosity | % | ≤19 | ≤19 | ≤23 | ≤27 | |
| Compressive Strength(or Cold Crushing Strength) | MPa | ISO18515 | ≥26 | ≥26 | ≥26 | ≥20 |
| Flexural Strength | MPa | IS012986.1 | ≥7 | ≥7 | ≥7 | ≥7 |
| Specific Electrical Resistivity | uom | ISO11713 | ≤35 | ≤30 | ≤21 | ≤12 |
| Thermal Conductivity | W/mk | IS012987 | ≥13 | ≥15 | ≥25 | ≥100 |
| Coefficient of Linear Thermal Expansion | 106/K | ISO14420 | ≤4.0 | ≤4.0 | ≤4.0 | ≤3.5 |
| Ash Content | % | ISO8005 | ≤5 | ≤3.5 | ≤1.5 | ≤0.5 |
| Sodium Expansion(or Rapoport Swelling or Swelling by Alkali) | % | ISO15379.1 | ≤0.8 | ≤0.7 | ≤0.5 | ≤0.4 |
Contact Us
Handan Qifeng Carbon Co., Ltd.
Wechat&WhatsApp: +86-13730413920
Email: Judy_graphite@163.com
Website: https://www.qfcarbon.com
https://qifengcarbon.en.alibaba.com
Product detail pictures:
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By Melissa from Guatemala - 2018.12.30 10:21
This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
By Jean Ascher from Leicester - 2017.09.29 11:19
