Кальциевые гранулы 99.99% кальций металлические Китай Заводская цена кальциевые

Description:

Calcium is a metal element, English name Calcium, chemical symbol Ca, atomic number 20, relative atomic mass 40.087, belongs to the IIA alkaline earth metal in the periodic table,

melting point 842℃,

boiling point 1484℃,

density 1.55g/cm³,

ionization energy 6.11 electron volts.

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Fluorite is also widely used in building materials industries such as glass, ceramics, and cement.

Calcium is a kind of silver-white crystal, slightly softer, with active chemical properties. It can form a layer of oxide (calcium oxide) or nitride film (calcium nitride) on the surface in the air to prevent further corrosion. The content of calcium in the earth's crust is 3%, second only to oxygen, silicon, aluminum, and iron, ranking fifth, mostly in the form of ions or compounds

Standard export packaging:  Vacuum sealed package inside; export carton or wooden case outside Shipment can be made by Fedex, DHL, UPS, TNT express etc.  for gross weight ≤100KG; For large shipment ≥100KG ,  shipping method will be discussed with you.

  Customized products and packages can be provided according to customers' special requirements

Founded in 2014, Changsha XinKang Advanced Materials Co., Ltd is a professional factory specialized in the research, development, production, processing, sales and service of metal powder.alloy powder and other compound powder. We process our products according to the standards of GB/T, ASTM/B ASME SB, AMS, DIN, JIS and other requirements from customers. And these products have been widely used in the petrochemical industry, aerospace and aviation, shipbuilding, energy, medical, military, electronics, environmental protection, machinery and instruments, metallurgy, automotive and other fields. Our factory is located in Changsha, Hunan, which covers an area of 4000 square meters. It has been certificated with ISO9001:2015 quality management system and ISO14001:2015 environmental management system. At present, the company is well equipped with Hi-tech equipment and a huge contingent of technicians. To ensure the excellent quality, we test the products with carbon sulfur instrument, spectrometer, flaw detector, cupping machine, stiffness tester and so on. Professional technician, skilled workers and advanced equipment enable us to present products and services with high quality. Our products have been exported to USA, Europe, Middle East, Japan, Korea, Singapore, India and Kenya, it's good quality, competitive price, timely delivery and best after-sales service are highly appreciated by our customers.