Search results for keyword: pore
GB 6286-86 Method for Determination of Bulk Density of Molecular Sieves
Density determination of molecular sieve stacking
The density of molecular sieves, which is an important physical property, is closely related to the quality of the product, and it is also a very important index for the characterization and evaluation of molecular sieves. At present, the determin......
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GB/T 5816-1995 Catalyst and adsorbent surface area determination method
GB/T 5816-1995 Method for Determining the Surface Area of Catalysts and Adsorbents
The surface area of catalysts and adsorbents is a measure of the internal surface area of the intact material. This surface area is an important parameter for predicting the effect of catalytic and adsorptive proce......
GB 13550-92 5A molecular sieve and its test method
GB 13550—92 5A Molecular Sieve and Its Test Methods
Molecular sieves are crystalline metal aluminosilicates with a large internal pore surface and high selectivity for molecules or compound substances. The particles are mainly composed of silicon-aluminum oxides, and the pores on their surface a......
GB/T3781.6-93 Determination of apparent specific volume of acetylene carbon black
，关于乙炔炭黑视比容的测定
Acetylene blacks specific surface area (BET) measurement is an internationally accepted technical measurement method for surface area and pore size. It has been widely used in various fields such as industrial catalyst, filler and mineral surface.
Acetylene black is a ve......
GB/T3782-93 Technical conditions for acetylene carbon black
Acetylene Black
Acetylene black is a general term for a group of carbon black materials produced from the partial oxidation of acetylene in an oxygen-containing atmosphere. It is used mostly in rubber products and synthetic fibers due to its low cost, high structure maintenance and excellent abso......
Gear processing machine tool category: gear grinding machine
Gear Grinding Machine
Gear grinding machine is a highly specialized grinding machine designed for finishing the gears. It is used to produce high accuracy and highly finished gears. This type of machines has been used in the automotive and aerospace industries, as well as in heavy machinery manuf......
Discussion and analysis of defect repair technology of machine tool guide rail surface
Discussion and Analysis of Repair Technology for Defects on Lathe Guide Surface
The surface of the guide rail of the lathe is a very important structural surface for the machine tool. It relates to the accuracy and life of the machine tool. Generally, the precision of the machine tool guide rail ......
The chemical principle of surface treatment phosphating treatment
The Chemical Principles of Phosphating Treatment for Metal Surface Treatment
Metal surface treatment technology has become more and more widely used in the production and processing of metal components in recent years. Phosphating is a metal surface treatment technology that is often used. It is ......
Additives for alkaline cyanide cadmium plating baths
Introduction
Chromium plating is a popular surface plating technology used in a variety of industries. It involves the deposition of a layer of chromium or chromium alloy onto a substrate (usually metal) surface. Chromium plating is used to reduce scratches and wear, protect against oxidation and ......
Adhesive process: metal surface treatment method
Metal Surface Treatment for Adhesive Bonding
Adhesive bonding is a widely used joining technique for metal components in many industrial and consumer products. A smooth, clean, and even surface is essential if the bonding agent is to optimize its adhesive properties. Metal surface treatment is a ......
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