Basic understanding of various sections of rust-proof aluminum

【China Aluminum Industry Net】 1.LF6 has high strength and corrosion resistance, and its plasticity is still good under annealing and extrusion conditions. The gas tightness and plasticity of the welding seam with argon arc welding are acceptable. Good machinability. For welding containers, stressed parts, aircraft skin and skeleton parts.

2. LF21 is a widely used rust-proof aluminum, its strength is not high, can not be heat-strengthening, there is a high plasticity in the annealed state, and good corrosion, good weldability, poor processing and processing. Used for manufacturing low load parts such as oil tanks, oil pipes, liquid containers, etc., which require high plasticity and good weldability and work in liquid or gaseous media. Rivets can be made from wire rods.

3.LF5-1 is a non-heat-treatable aluminum alloy that has a certain strength, good corrosion resistance, and good machinability. Anodized surface appearance, can be processed into optical mechanical parts, ship parts and wire clips.

4.LF13 has high corrosion resistance and good welding performance. The thermal conductivity and electrical conductivity are much lower than that of pure aluminum. It can be strengthened by cold deformation processing and cannot be strengthened by heat treatment. It is suitable for welding structural parts.

5. LF2 and LF3 have higher strength than LF21, high plasticity and corrosion resistance, no heat treatment, and good weldability (LF3 has better weldability than LF2). It has better machinability under cold hardening and can be polished. Used for the manufacture of medium strength welds, cold stamped parts, containers, etc. working in liquids.

6.LF5 and LF10 are aluminum-magnesium rust-proof aluminum (magnesium content of LF10 is slightly higher than LF5), strength is equal to that of LF3, heat treatment cannot be strengthened, plasticity in annealed state is high, semi-cold hardened plasticity medium, welding performance is still good, LF5 Used to make welded parts, pipes and containers and other parts that work in liquids. LF10 is mainly used to make rivets.

1. Product introduction

   Coal-based water purification Granular Activated Carbon with high quality Anthracite as raw material. The product used high temperature water vapor by crushing or screening and post processing. It has a larger surface area, developed pore structure, good adsorption performance, high strength, resistant to washing and other characteristics. Coal-based water purification granular Activated Carbon has strong adsorption ability for free chlorine and harmful gas in the air and all kinds of water, also is good for drinking water purification. Coal-based water purification granular activated carbon is generally recycled carbon, which contains trace amounts of heavy metals, generally widely used in industrial sewage purification.

2. Application

a. Coal-based water purification granular activated carbon used for water treatment, chemical pigment electronic factory, food factory,  waste gas treatment plant and biological carrier, landfill, seawater aquaculture breeding and other fields.

b. Coal-based water purification granular activated carbon used in the purification of raw water, purification of tap water, especially in the purification and treatment of chemical wastewater, as well as the use of brackish water treatment plant, chlorine root treatment.

c. Coal-based water purification granular activated carbon is suitable for power plants, petrochemical, food refinery and beverage, sugar pharmaceutical, pharmaceutical industry, electronics industry, chemical industry, drinking water, fish farming, shipping industry, industrial wastewater, sewage water purification and other industries. It can effective adsorption of free chlorine, phenol, sulfur, oil, pesticide residues and other organic pollutants, especially the precursors of mutagens (THM).

d. Coal-based water purification granular activated carbon used for the golf course soil improvement and other projects.


3. Process  

   Coal-based water purification granular activated carbon with high quality anthracite as raw material, it produced by high temperature steam, and by carbonization, activation, crushing and sieving process.

4. Transportation and Packing

    Woven bag, lined with plastic film bags, each 25kg can also be packaged according to customer demand. The product should be placed in a cool and dry place during storage; When transportation, it prevents to mixed with hard materials, to prevent carbon particles broken that affecting the quality of packaging, to prevent breakage. To avoid leakage or mixed with debris; to avoid water, oil and fire.



 

Granular Water Purification Activated Carbon

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Ningxia YiFeng RuiDa Activated Carbon Co.,LTD , http://www.nxyfrdhxt.com