2017-07-19

Airflow sieving technology for zinc powder

Using a vibrating screen to classify zinc powder relies on a motor vibrating at a certain frequency to allow granular materials to pass through the screen, thus achieving material classification. Due to the open-type screening, the zinc powder screening process produces a large amount of dust, resulting in material waste and loss during the screening process, and causing pollution to the natural and working environments. The air classifier abandons the traditional principle of gravitational potential energy operation and opens up a new way of screening using the kinetic energy of the carrier fluid. It uses high-speed airflow as a carrier in a closed state, allowing the fully dispersed zinc powder particles to be sprayed onto the screen with sufficient kinetic energy to achieve rapid classification. In simple terms: the air classifier uses the zinc powder

2017-07-03

Zinc Oxide Safety Data Sheet

1. Chemical Name: Chinese Name: Zinc Oxide, Zinc White; English Name: Zinc Oxide; Zinc White; Molecular Formula: ZnO; Molecular Weight: 81.37 2. Hazard Overview: Routes of Exposure: Inhalation, Ingestion; Health Hazards: Inhalation of zinc oxide fumes can cause zinc metal fever. Symptoms include metallic taste in the mouth, thirst, dry throat, loss of appetite, tightness in the chest, dry cough, headache, dizziness, muscle aches, high fever and chills. Large amounts of zinc oxide dust can block sebaceous glands and cause skin papules and eczema. Fire and Explosion Hazard: This product is non-flammable. 3. First Aid Measures: Skin Contact: Wash with soap and water

2017-06-26

The amount of zinc oxide used in rubber

The amount of zinc oxide used varies depending on the type of rubber product being made. Even for the same rubber product, the amount of zinc oxide used will vary depending on the vulcanization system! Therefore, the statement that the standard amount of zinc oxide in rubber is 5% is incorrect and only applies to some situations. For example, in chloroprene rubber, zinc oxide was originally used as a vulcanizing agent and even has a reinforcing effect.

2017-06-17

Comparison of commonly used raw materials for white pigments

Common raw materials for white pigments include lead white, zinc white, and titanium white. Lead white, chemically known as lead carbonate, offers excellent covering power in oil painting. Lead white powder is often used as a base material. Lead white is currently the best white pigment in oil paints. Pure lead white is very stable; however, impurities may cause yellowing over time. Lead white oil paints dry quickly, forming a solid color layer. It is one of the best whites in traditional European oil paints and has been used by many master painters. However, lead white is highly toxic. Even inhaling lead white dust can have serious consequences, making its grinding dangerous. Most commercially produced white oil paints now use zinc white.

2017-05-25

A zinc oxide factory discusses the application history of zinc oxide with you

Humans learned to use zinc oxide as a coating or external medicine in ancient times, but the history of human discovery of zinc oxide is difficult to trace. In the ancient Indian medical work "Charaka Samhita", a drug later identified as zinc oxide is recorded, used to treat eye diseases and trauma. In the 1st century AD, the Greek physician Dioscorides also mentioned the use of zinc oxide in ointments. Avicenna's "Canon of Medicine", completed in 1025, describes zinc oxide as the preferred drug for treating various skin diseases, including skin cancer. Today, zinc oxide is no longer used to treat skin cancer, but it is still widely used for other common skin conditions. The Romans as early as the 1st century AD

2017-03-08

Brief introduction to the uses of zinc powder

Mainly used in paint, coating, galvanizing, smelting, pharmaceutical intermediates, electroplating, reduction and other industries. 1. Chemical production is used in the production of zinc dust, lithopone, blanc fixe, fuel intermediates, etc., as a reducing agent, with a large dosage and coarser particle size than coating zinc powder. 2. Zinc anti-corrosion coating production The corrosion protection of steel components is the most important use of metallic zinc. Coating methods include hot-dip galvanizing, electroplating, thermal spraying, zinc-rich coatings, powder coating, etc., among which hot-dip galvanizing is the main method. Zinc-rich coatings are mainly used for large components that are not suitable for hot-dip galvanizing and electroplating, such as large outdoor steel structures, ships, containers, etc. 3. Fine zinc powder except

2017-02-04

What are the applications of zinc oxide in magnetic materials?

We all know that zinc oxide has a wide range of applications. Today, we will focus on some of its applications in magnetic materials. With the rapid development of computers, mobile communications, fiber optic communications, EMC, DVDs, digital television, and new lighting fixtures, a larger market has been opened up for soft magnetic ferrites, with soft magnetic ferrite products developing rapidly in this market. The development of soft magnetic ferrite products has further expanded the market for upstream iron oxide, manganese oxide, and zinc oxide materials. Ferrites are magnetic composite oxides mainly composed of iron oxide and iron or rare earth oxides.

2017-01-16

Characteristics and Uses of Xingyuan Brand Pharmaceutical Grade Zinc Oxide and Feed Grade Zinc Oxide

Characteristics of pharmaceutical-grade zinc oxide: Zinc oxide is a well-known white pigment, commonly known as zinc white. Its advantage is that it does not turn black when encountering H2S gas, because ZnS is also white. When heated, ZnO gradually changes from white and light yellow to lemon yellow, and the yellow color disappears when cooled. Using this characteristic, it can be added to paint or thermometers to make color-changing paint or color-changing thermometers. Uses: Zinc oxide has astringent properties and a certain bactericidal ability. In medicine, it is often made into ointments for use. ZnO can also be used as a catalyst. Characteristics of feed-grade zinc oxide: 1. Compared with other zinc sources, zinc oxide has a significantly lower cost per unit of zinc, which is beneficial for lower

2017-01-11

Characteristics and Applications of Xingyuan Brand Industrial Grade and Rubber Grade Zinc Oxide

Characteristics of industrial-grade zinc oxide: 1. Small particle size, uniform particle size distribution, strong dispersibility, fast and thorough chemical reaction speed, and consistent reaction speed. 2. High purity, enabling high purity of the product, few impurities, and greatly reducing the influence of other products on the main product. 3. Small single-particle density, low specific gravity, and not easy to precipitate during the reaction. 4. Pure white color, without affecting the color of the product after the reaction. Uses: Widely used in the production of zinc stearate, zinc bromide, zinc borate, phosphating liquid, etc., and can also be used to prepare electroplating solutions. Characteristics of rubber-grade zinc oxide: 1. Strong activity, uniform particle size, good dispersibility, and strong promoting effect on sulfur vulcanization.

2017-01-03

Overview of Nano Zinc Oxide

Zinc oxide nanoparticles are a new type of high-function, high-value-added fine inorganic chemical product for the 21st century. Its particle size is between 1 and 100 nanometers, also known as ultrafine zinc oxide. Due to the miniaturization of the grains, its surface electronic structure and crystal structure change, producing surface effects, volume effects, quantum size effects, and macroscopic tunneling effects, as well as high transparency and high dispersibility, which are not possessed by macroscopic objects. In recent years, it has been found to exhibit many special functions in catalysis, optics, magnetism, and mechanics, making it have important application value in many fields such as ceramics, chemical industry, electronics, optics, biology, and medicine.