What are the Differences between Ramming Material and Castable Material?

What is the difference between ramming material and casting material? First of all, these two products are unshaped refractory materials. The ramming material is constructed by ramming and hardened by heating. The castable is constructed by pouring and harden without heating. What is the difference between ramming material and casting material? The difference lies in the construction method and the hardening method. When buying ramming materials and castables, you must first distinguish the difference between ramming materials and castables.

RS High-Quality Ramming Mass Material

Definition of Ramming Material and Castable Material

1. Ramming material. The ramming material needs to be mixed on site and rammed with a pneumatic pick or machine, and the wind pressure is not less than 0.5MPa. The parts with less material or unimportant use can also be knotted manually.

It is made by mixing refractory aggregates, powders, binders, admixtures, water or other liquids with a certain grade. Therefore, the inner lining of refractory ramming material has low moisture content and dense knots, and its performance is better than refractory castables of the same material. The disadvantages of refractory ramming materials are slow construction speed and high labor intensity, and they tend to be replaced by dry vibrating materials and high-quality refractory castables.

2. Castable material. Castables are generally cast by pouring, shaking or tamping on site. It can also be used as a prefab.

SiC Wear-Resistance Ramming Material

Application and Classification

What is the difference between ramming material and castable? The castable has high fluidity and a wide range of applications. The ramming material, the parts with less material or not important to use, can also be knotted manually. Ramming materials are classified according to materials: high alumina, clay, magnesia, dolomite, zirconium and silicon carbide-carbon refractory ramming materials. The classification of castables is divided into dense refractory castables and heat insulating refractories with porosity not less than 45% according to the porosity distribution. According to the bonding agent, there are hydraulic bonding, chemical bonding, and cohesive bonding refractory castables.

Castable is currently the most widely produced and used unshaped refractory material. It is mainly used for the construction of integral refractory linings such as various heating furnace linings. It is used in the lining of kilns and heating equipment in metallurgy, petroleum, chemical, building materials, electric power, machinery industries, and also in smelting furnaces.

The ramming material is made of silicon carbide, graphite, electric calcined anthracite as raw materials, mixed with a variety of ultra-fine powder additives, and fused cement or composite resin as a binder. It is used to fill the gap between the furnace cooling equipment and the masonry or the filler for the masonry leveling layer. The ramming material has good chemical stability, erosion resistance, abrasion resistance, peeling resistance, heat shock resistance, and is widely used in metallurgy, building materials, non-ferrous metal smelting, chemical, machinery and other manufacturing industries.

Related Q&A

Q: What is ramming material? Where is the manufacturer? what is the price

Answer: Ramming materials are unshaped refractory materials. The construction method is ramming with a pneumatic pick or a machine, and it can also be knotted manually.

Ramming material manufacturer: Rongsheng refractory material manufacturer, has an advanced automatic unshaped refractory material production line. Its products mainly include ramming materials, plastics, castables, spray coatings, smears, etc. In addition, there are various refractory brick products, such as clay bricks, high alumina bricks, corundum, and mullite series. The products are complete, support customization, and provide technical guidance.

Ramming material price: Ramming material is a series of unshaped refractories. The price is based on the raw material content of the material, physical and chemical indicators, use temperature, and what part of the equipment. In addition, there are freight charges, and random quotations are irresponsible. The price of ramming material from Rongsheng refractory manufacturers ranges from more than 1,000 tons to 23,000 tons. For specific prices, please contact the manufacturer for consultation.

Q: Does the performance of the ramming material have anything to do with the ramming quality?

Answer: The performance of the product has a certain relationship with the construction quality. No matter how good the ramming material is, it will affect the service life.

The above is all about the difference between ramming material and castable. I hope it will help you when choosing refractory materials.

What Are Alumina Bubble Bricks

 With the advancements in technology and science, new kinds of hollow materials that were crafted from carbon, ceramic and glass are used widely in various science industries. The refractory products which have been constructed out of a hollow sphere represent better high-temperature resistance, high strength, great thermal-shock resistance, and outstanding insulation properties.

Because these material types have lower thermal capacities as well as a lower bulk density they are able to increase thermal efficiencies from the high-temperature furnaces, drastically lower the overall weight of the furnace as well as decrease production cycles. This material is commonly used in the lining of those high-temperature furnaces.

The Alumina bubble bricks (https://refractoriesmaterials.com/alumina-bubble-brick/) are usable with a temperature of 1800℃ for long amounts of time. At these higher temperatures they maintain good corrosion resistance and chemical stability. Also, they are capable of remain stable in hydrogen atmospheres.

The Alumina raw materials will first be melted inside an electrical-arc furnace in a temperature of 2200℃. When the melted material flows out they can be blown using high-pressure air which then causes the melted substance to disperse into tiny droplets. During the cooling stages, these droplets form into hollow alumina balls caused by negative effects of surface tension.

These hollow balls undergo a screening to be able to remove particles, big fragments and fine powder. Any iron is going to be removed employing a magnetic iron. Any broken balls will also be removed if you use a “ball selecting” machine. These hollow alumina spheres are then packed as a completed product.

The Alumina bubble brick is manufactured by Rongsheng Company using a mixture of 30% sintered Alumina powder, 70% Alumina hollow spheres which are bonded using aluminium sulphate. The bricks are molded with the aid of vibration molding inside wooden molds with the use of pressure. Once dried, the green-body will be either light burned or sintered employing a high temperature into bricks.

Where Can You Buy Acid Resistant Concrete

One of several disadvantages in traditional concrete is it is not very proof against acid. This can be a major problem in industrial plants which use acidic solutions within their daily operations. Any acid that happens to get on the ground can end up eating away the binders from the concrete, causing it to fail prematurely. Not only will removing and replacing that old concrete be costly but it may also disrupt work, contributing to downtime that could cut into profits.

The key issue withtraditional concrete may be the calcium-based binder that is located in Portland cement. Acids are quick to consume away at this particular binder, significantly weakening the dwelling of your concrete until it eventually fails.

Fortunately, it is possible to get around this issue. Traditionally, businesses that used acids was required to rely on epoxy coatings or other surface coatings to aid protect their flooring in the acid. These days, however, you can find new forms of concrete in the marketplace that utilize potassium silicate as opposed to Portland cement.

Silicate-based cement is much more resistant to acid than traditional Portland cement. As a result, it is far less very likely to succumb to deterioration when exposed to acid over a long time. You will find, obviously, exceptions. Some acids can certainly still eat through this sort of concrete. Typically, however, it is far more resistant against acids than traditional cement.

With regards to where you should buy acid resistant concrete (https://refractoriesmaterials.com/acidic-refractory/), the best choice is to talk to a concrete specialist in your neighborhood. They could possibly custom order it for you personally. If that fails, you can even get in touch with manufacturers who make this kind of concrete online. They should be happy to present you with a long list of retailers in your area who have their products and services available. Click more!

About Silicon Carbide Bricks

Silicon carbine bricks are meant to handle high heat and they have a assortment of useful features like being proof against heat and thermal shock. The bricks have high thermal conductivity and and they are generally proof against corrosion. You may use the bricks during situations where you have to expose them to high heat and they can easily resist erosion.

You will discover these bricks in furnaces and also other high temperature situations plus they work perfectly in incineration plants. It is important to use high quality bricks if you are working with incinerators and kilns. You should employ the very best quality materials because you don't want to have to create repairs in the event the bricks crack or spall.

Silicon carbide bricks are extra strong and they also can be employed in tank linings and also other situations where you will need a quite strong brick. They are easy to install and they are generally amazingly strong and durable. They can experience many air conditioning cycles. You may use the bricks in many types of situations simply because they resist corrosion.

It is important to use bricks (https://refractoriesmaterials.com/silicon-carbide-brick/) that resist corrosion because they bricks tend to be stronger and will handle chemicals as well as other harsh environments. Silicon carbide bricks will remain strong when other bricks will likely fail and they also give a great bang for your buck.

Spend some time to look around for excellent deals on the bricks and also check prices from a minimum of three different manufacturers which means you know you are receiving the best price on your own bricks. Buying them in bulk is the best way to go and you need to also ensure that you order a little bit more just in case you run out or have underestimated the amount of bricks you really need.

Great High Alumina Castable

An incredible product, high alumina castable is a item that so many people are beginning to use. It is user a variety of applications. Not all people truly gets the most out of it because they're improperly educated this product. Those who wish to receive the very most out of it is going to seek more details. People just like you, or on the net, trying to find as much information as they are able get. Other people, will require this article, reduced a Internet search, and simply look for a inexpensive price. It is a fact, we will get you the very best prices in relation to high alumina castable but we can easily give you a lot a lot more to you also.

Those who wish to truly become experts, individuals who want more information, those that want so as to deal with product at a high level, asks us the right questions so we will provide them the answers that they have to have to learn more and also to improve how they work with this system. There numerous things you need to know whenever using high alumina castable but not every this information is freely described.

So no matter whether you're merely wanting for very good price on high alumina castable, it doesn't matter if you only worry about price or maybe if you're looking to find out more. Whatever you're searching for, we are able to definitely help you get the information or maybe the product that you desire. Will willing to serve our customers by any means which they need us. We definitely love informing our customers to enable them to are actually excellent decisions, in order to get the most out of these products they buy from us, so they can truly become experts in their craft. So get into experience of us as quickly as possible.

Talk About Monolithic Refractory

In case you are here to learn more regarding what is monolithic refractory, you may have come to the correct place. In this article, you'll discover all you need to understand the monolithic refractory.

First of all, it is recommended so that you can realize that monolithic refractory (https://refractoriesmaterials.com/monolithic-refractory/) may be the general saying used for all sorts of unshaped refractory products. In simple terms, monolith refers to big stone. During the last few decades, these refractories have gained a great deal of popularity for many different reasons.

One of the primary reasons behind interest in these sorts of refractories is the fact these are typically cheaper as compared to a number of the other kinds of refractories. The price of raw material to make this type of refractory cost less, as well as its installation time is less as compared to other types of refractories. Also, far less manpower is needed for installing these sorts of refractories. Also, there is wide accessibility of skilled people who can install this kind of refractory anywhere.

One other reason for your interest in this particular refractory is because they have a number of industrial applications through various industries including petrochemical industry, waste disposal industry, cement industry and steel industry among others. These can be found in various forms and formulations. Their relative popularity in different industries arises from their chemical inertness, abrasion resistance, mechanical integrity and thermal shock resistance at high temperatures.

There are various kinds of monolithic refractories including castable refractories, ramming refractories, coating refractories and plastic refractories and the like. The decision for the form of refractory depends upon the conclusion user and also the industry.

In order to find out more about monolithic refractory, there are many resources available online which will help you learn far more relating to this particular product.

Refractory Mud for Hot Blast Stove

The refractory slurry used for hot blast stoves should be higher or at least not lower than refractory bricks of the same material. However, there are certain problems in the quality of unshaped refractory materials. The clinker lump ore has high impurity content, and the fine powder is not fine enough. All hard clay raw materials are used, and the particles are relatively coarse and the amount is too large. In use, it is characterized by excessive water addition, poor water retention, poor workability, and poor spreadability. In the construction of hot air pipes, phosphate high alumina refractory mud or andalusite refractory mud of the same material is usually used.

After the pipeline is built, the adhesion between the refractory bricks and the refractory bricks is all acted on by the hydration or compounding of the refractory slurry, without the actual sintering process. After the masonry of the hot blast stove body is completed, after a slow oven process, the refractory bricks, refractory slurry and refractory bricks are firmly sintered into a whole. In the hot air pipeline, the hot air sent by the hot air stove preheats the pipeline, which often causes the organic binder in the refractory slurry to be burned under high temperature conditions, and the sintering process has not yet occurred.

It is easy to cause the pipeline lining to leave through seams, which is detrimental to future production.

The same problem that sintering cannot be carried out still exists in the low-temperature area of ​​the regenerator. Since the temperature cannot reach the sintering temperature of the refractory slurry, the strength of the refractory slurry mainly comes from the effect of the binder. Since both Portland cement and aluminate cement have strength regression in the middle and low temperature areas, compared with aluminate cement, the water vapor in the exhaust gas can be combined with the unhydrated water vapor in the hot blast stove. If the cement continues to hydrate, it will also undergo a carbonization reaction with a small amount that is not completely combined with SiO2, so as to offset part of the strength regression. Aluminate cement hardly produces Ca(OH)2, so there is no carbonation phenomenon.

Therefore, in areas where the temperature below the grate is lower than 500°C, Portland cement or water glass can be added as a binder.

The Way You Use Ceramic Fiber Cloth

Ceramic fiber cloth can be used as numerous applications in fact it is also affordable. One of several great things about ceramic cloth is that it is strong and can be used again and again. It could handle any high temperature that you just throw at it and it also it can be used in kilns, furnaces as well as other situations where it is going to be open to high heat.

When you plan to buy ceramic fiber cloth, it (https://refractoriesmaterials.com/ceramic-fiber-cloth/) is vital that do you know what exactly you will be employing it for and the way high of any temperature it will likely be subjected to. You will also have to know the amount of it you might need. The cloth may be ordered to size so you want to make sure that you look at the spec sheets prior to order which means you know you are receiving the best product. Sometimes it may help to speak to a representative so you can be certain you are receiving this product that is going to be the optimal thing to your application.

Ceramic fiber cloth can handle being open to high heat and is particularly also proof against chemicals. The cloth is lightweight which is is easy to cut and put into shape. It won't smoke or emit emissions in fact it is long-lasting. It is possible to manipulate it in many different ways and find a good amount of ways to use it.

Make sure to price the clothe from multiple manufacturers so that you know you will get the ideal price. You would like to make sure that you don't overpay to the fiber cloth, so always get a minimum of four different price quotes from the different manufacturers. This will likely ensure you obtain the best price.

Thermochemical Stability of Ceramic Fiber Modules

The ceramic fiber module has excellent chemical and thermal stability. The ceramic fiber module has excellent elasticity. The module is in a static state. After the furnace lining is built, the ceramic fiber module expands so that the furnace lining has no cracks and can compensate for the shrinkage of the fiber furnace lining to mobilize the thermal insulation function of the fiber furnace lining. The group function is good; ceramic fiber module The installation is fast, and the anchors are attached to the cold surface of the wall lining, which can reduce the requirements for the texture of the anchors. Insulation design and construction training can be carried out according to user needs.

The ceramic fiber module is a new type of furnace lining product to simplify and speed up the construction of the furnace and mobilize the group character of the furnace lining to replace the traditional heavy refractory materials, which drives the improvement of furnace masonry skills.

Ceramic fiber modules are used in many industries, such as the lining insulation of petrochemical industry kilns; the lining insulation of smelting industry kilns; the lining insulation of ceramics, glass and other hardware industries; the lining insulation of heat treatment furnaces in the heat treatment industry; Lining of other industrial kilns.

How to Construct Ceramic Fiber Modules

Brief description of ceramic fiber module construction method:

1. By welding the stainless steel screw rod on the furnace wall or the top, the screw rod is inserted into the module to a certain depth during installation, and the nut is sent into the module with a special tool from the furnace side of the module to fasten it. There is no special requirement for the radiation chamber, as long as it is basically flat, cleaned and weldable.

2. In general, modules are not used directly for the fire door, but light castable or ceramic fiber is used for the fire hole and other structures. Explosion-proof door openings can be directly made with modules, and standard anti-riot doors can generally be selected.

3. Modules generally do not need to be sprayed. Modules are not suitable for areas with large erosion and abrasion.

4. There is no need to use the module in the transformation to involve the furnace tube, and there is no problem when the furnace tube passes through the ceramic fiber. Only a sealed box is required, and the furnace tube is not required.

5. Generally, you can design and install it for you if you are a module construction unit, especially for renovation projects, you do not need to specifically ask the design institute to do the module design and installation.

How to Preserve Ceramic Fiber Board

Ceramic Fiber Board is a high-strength fiber product produced with specific refractory additives. Ceramic fiberboard has tough texture, high compressive strength, superior high temperature resistance and excellent supporting power, and is a necessary refractory material for high temperature components. So how to preserve the ceramic fiberboard so that it can exert its high temperature resistance characteristics, let's understand together:

Ceramic Fiber Board is made of ceramic fiber as raw material and vacuum formed. Its strength is higher than that of fiber blanket and vacuum forming felt. The ceramic fiber forms a mass when it meets water, and the hardness of ceramic fiber board becomes lower immediately when it meets water. Falling off, and the nemesis of ceramic fiber is water. Therefore, how to waterproof during storage will be very important.

The storage environment of Ceramic Fiber Board is to be dry, water-free, and non-humid. The building does not leak or seep on rainy days, and keep the indoor environment dry. The ceramic fiber board uses a waterproof plastic film inside and a carton package on the outside. Use a pallet to place the floor on the pallet. The ceramic fiber board is placed on the pallet. It is forbidden to touch the ground and store at least 20 mm above the ground. In the rainy season, cover the ceramic fiber board with waterproof canvas, pay attention to the wall water seepage.

Ceramic Fiber Board is an industrial product used in a variety of high-temperature, high-pressure, and easy-to-wear environments. With the development of technology and the improvement of people's living standards, ceramic fiberboard is more and more widely used. It must be processed before use. Good preservation can maximize its effectiveness.

Why Use Ceramic Fiber Rope

Ceramic fiber rope is a multi-functional material with very good fiber properties. It can be made into various types according to requirements. Everyone can better understand and use the product. Let's introduce to you, its scope of use and what are its outstanding properties when in use?

Ceramic fiber rope is made of ceramic fiber as raw material. The conditions of installation and use of ceramic fiber products are different. There are two weaving methods. One is to use aluminum silicate fiber, and Zhang Zhuoweixin uses inorganic fiber for external bonding. Stainless steel wire or nickel-chromium iron and heat-resistant and corrosion-resistant alloy steel wire are woven and processed by a braiding machine, so that the product (https://refractoriesmaterials.com/ceramic-fiber-rope/) has very good tensile strength. Another method is to add 5% to 20% aluminum silicate fiber Organic fiber, directly textile city Qianv4 is woven into ceramics, products, he can not support and middle, will be the product. The product is mainly used as a high-density sealing material, widely used to replace asbestos to prevent environmental pollution, and cannot be widely used in high-heat furnaces. It can also be used to weave into a net, and produce different specifications as high-temperature filter materials. Solve the problem of high-temperature heat-proof coverings of raw materials, fire-proof curtains and heat insulation layer in furnace

Knowledge of the Density of Ceramic Fiber Board

 

1. What is the density of ceramic fiber board?

Commonly used is 250-450kg per cubic meter, and the density of wet-formed ceramic fiberboard is 280-320kg per cubic meter. No matter how light it is, it is called ceramic fiber felt in the national standard, and the density can be about 700. The dry-process board is formed by spraying adhesive and mechanically pressed. It has low density and has good elasticity and flexibility. It is generally used for heat preservation and sealing. The wet-process adopts water-washing mold vacuum forming. The board has high density and good hardness. Mechanical processing, generally used for fire-resistant insulation;

2. What is the hardness of the ceramic fiber board?

Speaking of the density of ceramic fiberboard (https://refractoriesmaterials.com/ceramic-fiber-board-for-sale/), we have to mention its hardness. In fact, the hardness of ceramic fiberboard is related to its density, material and technology. The density has been mentioned above, let me talk about the materials, ceramic fiber materials mainly include alumina, silica, and zirconia;

3. Is ceramic fiber board poisonous?

Ceramic fiberboard is an inorganic material. Glue needs to be added in the process of production and processing. It will smoke after burning, so it will harm the human body. However, as long as protective measures and safe handling are taken, the problem should not be big.