Professional China Nano Tin Dioxide - CrC 80nm 99.9% – Runwu

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  • Professional China Nano Tin Dioxide -
 CrC 80nm 99.9% – Runwu

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Our solutions are widely regarded and trustworthy by consumers and may meet continually modifying financial and social requirements for Tetraethylammonium Bromide , Zinc Benzoate , 3-Cinnamic Acid , We always hold the philosophy of win-win, and build long-term cooperation relationship with customers from around the world.We believe that our growth base on customer's success, credit is our life.
Professional China Nano Tin Dioxide - CrC 80nm 99.9% – Runwu Detail:


  
 

CrC 80nm 99.9%


Technical parameters
Products are classified
Model
Average particle size (nm)
Purity (%)
Specific surface area (m 2/ g)
Bulk density (g / cm 3)
Polymorphs
Color
Nanoscale
CW-Cr 3 C 2-001
100
> 99.9
30.2
2.14
Orthorhombic
Black
Submicron
CW-Cr 3 C 2-002
600
> 99.6
12.3
3.12
Orthorhombic
Gray and black

The main characteristics of nano-chromium carbide ultrafine chromium carbide powder prepared through a special process, the powder is orthorhombic, a = 2.821, b = 5.52, c = 11.46, relative density 6.68, melting point 1890 ° C, boiling point 3800 ° C, thermal expansion coefficient of 10.3 x 10-6 / K; chromium (chromium oxide) and carbon compounds from the high temperatures of 1400-1600 ℃, chromium carbide lattice of positive and negative, density is 6.613 g/cm3, a melting point of 1895 ℃. chromium carbide is gray to acid. 
Applications 
An anti-wear films, semiconductor films; 
Carbide production to add the Cr3C2 not only able to refine the WC grain size and improve tensile strength and hardness and can significantly improve the alloy’s corrosion resistance in industrial production is widely used as corrosion-resistant alloy structural materials (gauge valve, sealing rings, etc.) used for spray welding and surfacing requirements of both corrosion resistance and the hard surface of the high resistance to friction performance solder; widely used in stainless steel, heat resistant steel, corrosion-resistant steel, alloy steel and special steel smelting production 


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