Chromium Granules

Chromium Granules
Details:
Product Name: Chromium Granules
Purity:99.95-99.999%
Available Size:5mm-50mm
Available Shape: Square/Rectangle/Round etc.
MOQ:5kg
Payment Terms:100% T/T before shipment for small/sample order
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Description
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Chromium Granules for Evaporation Coating - Product Introduction

 

    Our company has been working on non-ferrous metal granules for years. We know exactly the requirements for evaporation coating. So we made our chromium granules to meet these precision evaporation coating needs. Here we illustrate from the following aspects and details to show the advantages, specifications and application of the chromium granules.

 

High Purity Cr Granules

I. Core Advantages for Evaporation Coating

    - Highly Pure materials: Our high purity materials are 99.99% pure and our ultra-high purity materials are 99.999% pure. These materials are great for evaporation coating. The high purity materials that are 99.99% have very few impurities, which is less than or equal to 0.01%. We make sure that the iron content is less than or equal to 0.05% the silicon content is less than or equal to 0.03% the carbon content is less than or equal to 0.01% and the sulfur content is less than or equal to 0.005%. Our ultra-high purity materials that are 99.999% have even fewer impurities with a total of less than or equal to 50 parts per million. This is important because it helps prevent impurities from forming during the evaporation process, which can affect how uniform and pure the coating is. We use -high purity materials to get the best results, for evaporation coating. The coated layer has great optical properties and it also has excellent electrical properties. This is what makes the coated layer so good. The coated layer is very important. It needs to have good optical and electrical properties, which it does.

    - Optimized Particle Size And Shape: When it comes to evaporation coating we think spherical chromium granules are the choice. These granules should be 1-5mm or 5-10mm in size but we can also do custom sizes according to your requirements. The reason we like chromium granules is that they make it easy for the material to flow and stack evenly in the evaporation crucible. This helps the evaporation happen at an consistent rate. We make sure that the particle size of the chromium granules is very uniform, with least 95% of the particles being the same size. This is important because if the particles are all sizes they can clump together and cause uneven heating. When the heating is uneven it can affect the thickness and quality of the layer. So using chromium granules with a uniform particle size helps us get a consistent and high-quality coated layer.

    - Chromium is really good at handling temperatures and with excellent performance when evaporating. The melting point of chromium is 1907℃ and the boiling point is 2672℃. This means chromium can keep its shape and work properly when it gets very hot. We treat our chromium granules with heat in a vacuum to get rid of any stress, inside them. This way they do not. Change shape when they evaporate. We also give the surface of the chromium a treatment to prevent it from reacting with air before it evaporates. This helps keep the chromium vapor pure when it is evaporated.

    - We make sure our chromium granules are really quality. We test every batch to see if it is good enough. We do lots of tests like checking how pure it is and how big the particles are. We also check the surface to see if it has any stuff on it. When we are done testing we give you a report that tells you everything, about the chromium granules. This report is called a Material Test Report. It helps you know that the chromium granules are quality and that they will work well for your coating products. We do all of this so you can be sure that your coating products will be good quality too.

II. Product Specifications for Evaporation Coating

Item Specification for Evaporation Coating
Purity Grade 99.99% (Precision High Purity), 99.999% (Ultra-High Purity)
Particle Size 1-5mm, 5-10mm (spherical); Custom size available
Shape Spherical (optimal for fluidity and evaporation uniformity),Customized
Impurity Content Fe≤0.05%, Si≤0.03%, Al≤0.02%, C≤0.01%, S≤0.005% (99.99% grade); Total impurities ≤50ppm (99.999% grade)
Surface Treatment Vacuum annealing + passivation; Surface free of oxide, oil and impurities. Customized

    The surface of the material gets a treatment. This treatment is called vacuum annealing. It also includes passivation. The main goal of this treatment is to make sure the surface is completely free of oxide, oil and any other impurities. The surface treatment makes the material really clean.

    * Vacuum annealing is used to treat the surface of the material

    * Passivation is also part of the surface treatment

    The surface of the material is free of oxide, oil and impurities, after the surface treatment.

 

III. Application Scenarios in Evaporation Coating

    Our chromium granules are used a lot in different fields where people need to do very precise coating work, including:

    - Optical Components: We put a coating on glass and lenses and optical filters. This helps them last longer. Makes them stronger against scratches. It also makes them reflect light better. The Chromium coating is really good at reflecting light. It protects optical devices too. We use Chromium coating because it is a protective layer, for Optical Components.

    - Electronic Components: We use a coating on semiconductor chips and circuit boards and electronic sensors. This helps them work better by letting electricity flow and making them last longer. It also helps stop them from getting damaged by water or air. This coating is really good, for electronic parts that need to be perfect and have pure metal layers. We use it on Electronic Components that need to be just right.

    -. Functional Coating: We use coating on things, like hardware and jewelry and also on parts. This coating gives them an shiny surface that can withstand a lot of wear and tear. It has a metallic texture. The chromium layer is really good. Lasts a long time. This means that the things we coat with it will last longer too. We use Decorative And Functional Coating to make sure that the things we coat stay in condition for a long time.

    - Tool & Mold Coating: Coating on cutting tools, molds, and mechanical parts to enhance hardness and wear resistance, reducing friction during use and improving the service life of tools and molds.

IV. Production & Packaging Guarantee

    We make our chromium granules for evaporation coating using steps. First we start with pure chromium material. Then we do something called vacuum arc melting to keep it from getting ruined by oxygen. Next we break it down into balls using atomization granulation. After that we sort the chromium granules with multi-stage precision screening. We also do vacuum annealing and passivation treatment to make them perfect. Finally we check the chromium granules carefully to make sure they are good. We do all of this in a room that is really clean and has very little oxygen so our chromium granules stay pure. We make sure the whole process is done with chromium granules in mind to get the result, for our chromium granules.

    We package things in bags that are sealed really tight with aluminum foil and also in big iron drums that can hold twenty five kilograms or fifty kilograms. These bags and drums keep the air and moisture out. The things inside do not get damaged when we move them around or store them. This way the things can last for up to twelve months if we store them in a place like a warehouse, where it is not too humid and there are no strong chemicals, around that can hurt them.

V. Customization & Technical Support

    We know that different machines and ways of putting a coating on things using evaporation can have needs when it comes to chromium granules. So we give people help that's just for them. This includes making sure the chromium granules are the size, which can be anywhere from 0.5mm to 50mm. We also make sure the chromium granules are as pure as they need to be.. We can treat the surface of the chromium granules in a way that is just right, for what the person needs.

Chromium Granules

    If you have any questions about our chromium granules for evaporation coating, or need samples for testing, please feel free to contact us. We look forward to cooperating with you and providing high-quality products and services for your business.

 

 

 

Contact now

 

 Monica

 Position:Sales Manager

 WhatsApp: +86 182 9270 2722

 E-mail: Cr-Re@titanmsgp.com

 

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