Steel Casingis mainly used for the first drilling, drilling soft ground to the bedrock, in order to seal this part of the formation without collapsing, it needs to use surface casing to seal.
CAS No.: 7757-82-6Molecular formula: Na2O4SMolecular weight: 142.04214Chemical properties: white monoclinic crystal or powder. Soluble in water, the aqueous solution is alkaline. Soluble in glycerin, insoluble in ethanol.
BTC Casingis mainly used for the first drilling, drilling soft ground to the bedrock, in order to seal this part of the formation without collapsing, it needs to use surface casing to seal.
Star Grace Magnesium Oxide Powder 90%, can be used in abrasive stones. As the owner of magnesite, we have the best quality ore with low SiO2 and CaO content to calcine MgO powder
gas drying adsorb water molecular sieve 3a regenerated by heat . Chemxin Molecular Sieve type 3A, Its effective aperture is 3 eh, mainly used for absorbed water(the diameter of water molecules is about 2.8 eh), not adsorb any molecular diameter greater th
Nll series bolt type aluminum alloy strain clamp is suitable for 10KV or less than overhead circuit, Fix aluminum wire of steel-aluminum wire on strain rod&am...
Specificationsall kinds of material:Q195,Q235,SS304,SS316,stainless steel, anti-corrosion and smooth of surface Product description1 all kinds of material 2 Top C...