Products

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Caustic soda

by hossien moshiri November 12, 2023

Introduction to Caustic Soda

Caustic soda, also known as sodium hydroxide (NaOH), is a highly versatile and widely used chemical compound in various industries. It is renowned for its strong alkaline properties and ability to dissolve in water. Caustic soda plays an integral role in numerous manufacturing processes and applications, ranging from soap and detergent production to water treatment and metallurgical processes. This article aims to provide a comprehensive overview of caustic soda, including its production methods, packaging differences between flakes and liquid forms, properties and handling considerations, as well as its diverse range of applications. Additionally, it will address safety precautions, the environmental impact of caustic soda production and usage, and explore future trends in the industry.

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Antifoam

by hossien moshiri November 1, 2023

Antifoam

Antifoam, also known as defoamer or antifoaming agent, is a chemical additive used to prevent or reduce the formation of foam in industrial processes.

Foam can be problematic in various applications, such as in the production of food and beverages, pharmaceuticals, wastewater treatment, and various chemical processes.

1) DST 200

2) DST 202

3) DST 220

Foaming can occur due to the presence of surfactants, proteins, or other substances that stabilize the foam. Antifoam agents work by breaking down or destabilizing the foam, preventing its formation or causing it to collapse.

This material agents come in various forms, including liquids, powders, and emulsions. They are added in small amounts to the process where foam is undesirable. The choice of antifoam depends on the specific application and the nature of the substances causing foam.

Common industries that use antifoam agents include

Food and Beverage Processing: In the production of beverages like beer, soft drinks, and fruit juices, This material agents help control foam during fermentation and processing.

Pharmaceutical Manufacturing: This product agents are used in pharmaceutical processes where foaming can affect the quality of the final product.

Wastewater Treatment: In wastewater treatment plants, antifoam agents are employed to control foam in aeration tanks and other treatment processes.

Pulp and Paper Industry: This product agents are used in the papermaking process to control foam in pulp washing and paper coating.

Chemical Processing: Various chemical manufacturing processes may produce foam, and antifoam agents are used to mitigate these effects. It’s important to note that while This product agents are effective in controlling foam, their selection and dosage must be carefully considered to avoid any adverse effects on the desired process or product.

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Temporary wet strength agent 6% active

by adminkraft October 24, 2023

Temporary wet strength agent 6% active

a brief summary about wet strength resins

Wet strength resins play a crucial role in the paper industry by providing strength and durability to paper products when exposed to moisture or water.

These resins are specifically designed to enhance the wet strength properties of paper and prevent it from disintegrating or losing its structural integrity when wet.

**Temporary wet strength agent 6% active**

Wet strength resins are chemical additives used in the paper industry to improve the performance of paper products in wet conditions. They are primarily used in applications where the paper may come into contact with water, such as tissue papers, labels, packaging materials, and paper towels. Without wet strength resins, these products would quickly disintegrate and lose their usefulness when exposed to moisture.

Description

These resins are typically synthesized from two major classes: urea-formaldehyde (UF) and melamine-formaldehyde (MF) resins.

UF resins provide moderate wet strength , while MF resins offer higher resistance to water. The type of resin used depends on the specific requirements of the paper product.

These resins are typically added to the paper pulp during the manufacturing process ensuring uniform distribution and maximum effectiveness.

The manufacturing process of wet strength resins involves the reaction of formaldehyde with a nitrogen-containing compound, such as urea or melamine. This results in the formation of cross-linked polymer chains that provide the desired wet strength properties.

Catalysts and other auxiliaries may be added to improve the reaction efficiency and control the final product characteristics. After synthesis, the resins are diluted and prepared for application, either by direct addition to the paper pulp or as a coating on the paper substrate.

The use of wet strength resins raises environmental concerns due to their chemical nature and potential impact on ecosystems.

Formaldehyde, a key component in the synthesis of these resins, is a known carcinogen and can pose health risks if not handled properly.

Conclusion

However, the paper industry has been working towards reducing the environmental impact by employing more sustainable and eco-friendly alternatives.

Research and development efforts are focused on creating resins with lower formaldehyde emissions and exploring bio-based alternatives to traditional petroleum-based resins.

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Abrasive Blasting Sand

by adminkraft October 17, 2023

Olivine for Abrasive Blasting Sand

Olivine is an exceptional choice for abrasive sandblasting applications due to its outstanding properties and numerous advantages.

With its high density, hardness, and angular shape, olivine particles can effectively remove unwanted coatings and contaminants without causing excessive wear on the surface being treated.

This premium-grade abrasive material possesses excellent resistance to fracture, ensuring a longer lifespan compared to other mineral abrasives. Moreover, olivine does not contain any free silica, making it safer for workers and the environment while conforming to stringent health standards.

Its unique chemical composition reduces the risk of metal contamination during blasting processes, making it an ideal option for delicate or sensitive surfaces that require precision cleaning or preparation.

Furthermore, olivine offers commendable recyclability as it can be repeatedly used without significant loss in performance or quality.

All these indispensable attributes solidify olivine’s position as a top-notch abrasive sand choice for sandblasting applications across various industries.

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Slag Conditioner / Pellet Sand

by adminkraft October 17, 2023

Olivine as slag conditioner

Slag Conditioner-Pellet Sand

Slag conditioner: Olivine sand is an exceptional material for slag conditioning due to its unique physical and chemical properties.

With a high melting point and thermal conductivity, it effectively withstands extreme temperatures in industrial settings, minimizing the risk of slag sticking to furnace walls or equipment surfaces.

slag conditioner-Pellet Sand — **Olivine**

Moreover, olivine sand has remarkable refractory properties, enabling it to efficiently absorb impurities from molten metals and promote cleaner refining processes.

Its low silica content reduces the occurrence of silica-magnesium reactions, thus enhancing operational efficiency and extending refractory lining lifespan.

Olivine sand also boasts excellent thermal shock resistance, ensuring negligible damage during rapid temperature changes experienced in smelting operations. Furthermore, its abundance in nature ensures cost-effectiveness and an environmentally friendly alternative over synthetic counterparts for numerous industrial applications.

By The way The numerous advantages of olivine sand make it a clear choice for slag conditioning, offering superior performance and efficiency to increase productivity within various metallurgical processes while being sustainable.

catalog Slag Conditioner / Pellet Sand — **CATALOG**

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Refractory Sand

by adminkraft October 17, 2023

Refractory Sand

Refractory Sand is a critical component in numerous industries where high-temperature applications are required, such as steelmaking, foundries, and cement production.

Olivine exceptional heat resistance and thermal stability, making it an ideal material for lining furnaces, kilns, and reactors.

Olivine, a mineral composed of magnesium iron silicate, has gained significant preference over other types of this product due to its unparalleled chemical properties.

Olivine exhibits excellent resistance to thermal shock and oxidation at extremely high temperatures.

Furthermore

its unique composition helps reduce slag buildup which prevents erosion and extends the lifespan of refractory linings.

Olivine refractory also contributes to energy efficiency by facilitating faster melting times and reducing the energy consumption required for maintaining optimum operating temperatures.

Its wide acceptance in the industry stems from its ability to deliver superior performance while ensuring cost-effectiveness with prolonged service life and minimal maintenance needs.

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Foundry Sand

by adminkraft October 17, 2023

Foundry Sand

Foundry Sand is an essential component of the metal casting process, providing a medium through which molten metal can flow and solidify into the desired shape.

Olivine, a magnesium iron silicate mineral, has emerged as a preferred choice for this material due to its exceptional thermal stability, high refractoriness, and excellent resistance to chemical reactions with molten metals.

Unlike conventional silica sands, olivine displays remarkable heat absorption capabilities. Which allows optimum cooling rates and minimizing the risk of metal defects such as cracking or warping.

Furthermore, olivine’s superior resistance to corrosion and erosion ensures prolonged mold life and enhanced casting quality.

Its distinctive green color also facilitates easy identification and separation from used sand during reclamation processes.

Unquestionably, olivine stands out among other alternatives for this product applications by delivering unmatched performance characteristics that cater to the demanding requirements of modern metallurgy with unwavering excellence

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Tundish Support Sand

by adminkraft October 17, 2023

Olivine tundish support sand

Olivine tundish support sand is a specialized material with a wide range of applications in the steel industry.

This material is primarily composed of a magnesium iron silicate mineral known as olivine. This mineral is mined from specific deposits throughout the world, and its chemical composition plays a significant role in determining its suitability for various applications. Olivine is characterized by its high melting point, excellent thermal shock resistance, and remarkable chemical stability.

The manufacturing process involves multiple stages to ensure the highest quality product. Firstly, the raw olivine is carefully selected, crushed, and then sorted to eliminate impurities. It is then subjected to a rigorous blending process to achieve optimum grain size distribution and chemical composition. This intricate manufacturing process guarantees consistent quality and performance.

Olivine tundish support sand in the steel industry

This product finds extensive use in the steel industry due to its exceptional properties. One of its primary applications is as a filtration medium in tundish systems. The tundish is a critical component in continuous casting, and the use of olivine support sand aids in the removal of impurities, allowing for a cleaner final product. Additionally, olivine sand demonstrates superior resistance to thermal spalling, ensuring its longevity and efficient filtration performance.

Another application of olivine tundish support sand lies in its use as a refractory lining material. The refractory lining in steel ladles is subjected to extremely high temperatures and chemical reactions. Olivine sand’s excellent thermal shock resistance and chemical stability make it an optimal choice for this purpose. Its ability to withstand these harsh conditions ensures minimal maintenance and increased ladle lifespan.

Moreover

This material can act as an insulating material due to its low thermal conductivity. This quality makes it suitable for use in electric furnaces, where heat loss needs to be minimized. By utilizing olivine sand as an insulation material, energy efficiency is enhanced, resulting in reduced operating costs for steel manufacturers.

In addition to its primary applications, olivine tundish sand serves as an abrasive material in various industries. Its hardness and durability make it an effective ingredient in sandblasting and grinding processes. This application finds wide usage in metal fabrication, shipbuilding, and construction industries, where surfaces require precise cleaning and finishing.

Furthermore, the chemical stability of olivine tundish sand makes it an ideal choice for water filtration systems. Its high ratio of magnesium to iron ensures the removal of impurities and harmful contaminants from water sources. This application finds applications in both industrial and domestic settings, contributing to the provision of clean and safe drinking water.

In conclusion

olivine tundish sand is a versatile material extensively used in the steel industry and beyond. The unique properties and manufacturing process of this mineral contribute to its wide range of applications. As a Graduate School student, understanding the significance of such materials and their applications is crucial in the pursuit of scientific and technological advancements. The versatility and exceptional qualities of olivine sand make it an indispensable material in the steel industry and various other sectors, ensuring modern society’s growth and development.

catalogolivine Tundish Support Sand — **CATALOG**

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EBT Filler Sand

by adminkraft October 17, 2023

EBT Filler Sand

Definition

Olivine EBT (Expanded Beaded Thermally) filler sand is a highly versatile material used in various applications due to its unique characteristics. This essay aims to explore the characteristics, types, and applications of Olivine EBT filler sand.

https://en.wikipedia.org/wiki/Molding_sand#:~:text=Article%20Talk,well%20and%20hold%20its%20shape.

Olivine EBT filler sand is a lightweight, granular material composed of magnesian iron silicate minerals.

It is derived from olivine, a common mineral found in the Earth’s mantle. This natural composition gives Olivine EBT sand remarkable chemical and physical properties that make it suitable for different industrial applications.

Characteristics

One of the significant characteristics of Olivine EBT filler sand is its high temperature resistance.

It can withstand extreme temperatures, making it an ideal material for use in foundries and metal casting industries.

The sand’s exceptional heat conductivity helps maintain a stable mold temperature during the casting process, ensuring better casting quality.

Another essential characteristic of Olivine EBT filler sand is its refractory nature. Refractory materials have high melting points and excellent resistance to thermal shock.

Olivine EBT sand has these properties, allowing it to withstand repeated heating and cooling cycles without cracking or deteriorating. This quality is particularly advantageous in applications where rapid heating and cooling are involved, such as in metal casting and continuous casting processes.

Olivine EBT filler sand is available in different types based on its granulometry, which involves the particle size distribution of the material.

The two main types are fine-grade and coarse-grade Olivine EBT sand. Fine-grade sand has smaller particle sizes, typically ranging from 60 to 200 mesh. It is commonly used for precision casting and core-making applications that require intricate details and smooth surface finishes.

On the other hand, coarse-grade Olivine EBT sand has larger particle sizes, ranging from 20 to 60 mesh. It is preferred for heavy-duty applications like steel foundries and other high-temperature applications.

Applications of EBT Filler Sand

The applications of this material are extensive across various industries. In the foundry industry, this sand is widely used for molding and core-making processes due to its excellent thermal stability and high heat conductivity.

It helps in achieving uniform cooling and solidification of molten metals, resulting in improved casting quality.

Additionally, the sand’s spherical shape and low thermal expansion properties make it suitable for the production of precision castings with complex geometries.

Moreover, Olivine finds applications in the refractory industry. Its refractory properties make it an ideal material for manufacturing refractory bricks, crucibles, and other refractory components used in high-temperature environments.

Its resistance to thermal shock allows for the creation of refractory linings that can withstand rapid temperature changes, commonly encountered in furnaces, kilns, and boilers.

In conclusion, Olivine possesses outstanding characteristics that make it a valuable material in numerous industries.

Conclusion

Its high temperature resistance, refractory nature, and granulometry options enable its suitability for a range of applications. Whether it be in the foundry industry for casting processes or in the refractory industry for manufacturing heat-resistant components, This product continues to play a vital role in enhancing product quality and performance.

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Wet strength agent 22% active

by adminkraft October 17, 2023

Wet strength agent 22% active

a brief summary about wet strength resins

Wet strength resins

This product play a crucial role in the paper industry by providing strength and durability to paper products when exposed to moisture or water.

These resins are specifically designed to enhance the wet strength properties of paper and prevent it from disintegrating or losing its structural integrity when wet.

Wet strength resins are chemical additives used in the paper industry to improve the performance of paper products in wet conditions.

They are primarily used in applications where the paper may come into contact with water, such as tissue papers, labels, packaging materials, and paper towels.

Without wet strength resins, these products would quickly disintegrate and lose their usefulness when exposed to moisture.

These resins are typically synthesized from two major classes: urea-formaldehyde (UF) and melamine-formaldehyde (MF) resins.

UF resins provide moderate wet strength, while MF resins offer higher resistance to water.

Description

The type of resin used depends on the specific requirements of the paper product. These resins are typically added to the paper pulp during the manufacturing process, ensuring uniform distribution and maximum effectiveness.

The manufacturing process of wet strength resins involves the reaction of formaldehyde with a nitrogen-containing compound, such as urea or melamine.

This results in the formation of cross-linked polymer chains that provide the desired wet strength properties.

Catalysts and other auxiliaries may be added to improve the reaction efficiency and control the final product characteristics.

After synthesis, the resins are diluted and prepared for application, either by direct addition to the paper pulp or as a coating on the paper substrate.

The use of wet strength resins raises environmental concerns due to their chemical nature and potential impact on ecosystems.

Formaldehyde, a key component in the synthesis of these resins, is a known carcinogen and can pose health risks if not handled properly.

However, the paper industry has been working towards reducing the environmental impact by employing more sustainable and eco-friendly alternatives.

Research and development efforts are focused on creating resins with lower formaldehyde emissions and exploring bio-based alternatives to traditional petroleum-based resins.

0 0 views

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