Thursday, April 27, 2017

Finding Refractory Mortar Available For Purchase


HTTP://refractoryonline.com/refractory-mortar-for-sale is frequently employed to make fireplaces since this material can withstand high temperatures. It can be more durable than regular mortar for environment which are open to high temperatures. You can get non water soluble refractory mortar that is certainly immune to acid and that needs to be useful for outdoors applications.

Purchasing refractory mortar might be expensive but it is very important choose quality materials for your personal project. You can find affordable refractory mortar should you research prices and search for great deals.

A sensible way to spend less on refractory mortar if to purchase a larger quantity of this product. This will make sense if you function as a contractor or maybe if you will want mortar for a number of projects. Mortar can last for a long period when it is properly stored and purchasing it in big amounts means you can purchase it from a supplier as an alternative to going through a reseller. You will be able to save on other materials you need by undergoing a supplier who can provide you with everything that you need for your personal project.

If you require a smaller quantity of refractory mortar for a single project, the best choice is to buy online. Home improvement stores usually mark their goods more than what you could find online. You need to compare different online retailers to find the one with all the lowest prices and best collection of products. Reduce shipping by ordering each of the materials you need from the same online store or locate a store that offers free freight.

Looking around is the easiest method to save cash on refractory mortar. Ensure you purchase the level of refractory mortar you will need for the project and consider buying all your materials coming from a supplier with interesting prices should you need large quantities. Search refractoryonline.com for more info.

Monday, April 24, 2017

CEMENT MODULES


Origin of cement modulus:

Even though Portland cement was manufactured by practical experience and process, when you see the chemical analysis, there exists a relation between the percentages of lime with the percentages of combination of silica, alumina and iron oxides.

The oxide ratios was later developed into formulas called kilnrefractory.com/high-alumina-cement
modulus.

Lets discuss some important modulus by which we can mange any cement divison.

More the silica ratio, then lesser the coating tendency in kiln due to low liquid formation resulting hard burning of clinker with increase in fuel consumption, also causes slow setting and slow hardening of cement.
Also increase in silica modulus causes cement to have a property of increase in resistance to chemical and atmospheric attack and a higher strength.

Lesser the silica ratio, then more the liquid formation and coating tendency in kiln and improves good burnability of clinker with less fuel consumption.
A decrease in silica ratio causes increase in liquid content in rawmix.Thus a low silica ratio rawmix burns easily and quickly in shorter time resulting good nodulisation of clinker.

Hydraulic modulus was not used in most of the cement plants nowadays as only lime saturation factor, alumina modulus and silica modulus are used mostly. After the discovery of lime saturation factor, the usage of hydraulic modulus was declined as hydraulic modulus not applies for varying conditions and materials under modern cement manufacturing process.

Wednesday, April 19, 2017

About High Alumina Cement


High Alumina Cement is an inorganic material that form a dense texture when it reacts with water and has a excellent kiln refractory, quick hardening property and resistance to chemical attacks. This type of cement is produced by grinding clinkers formed by calcining bauxite and lime. The bauxite is an aluminium ore. It is specified that total alumina content should not be less than 32 percent and the ratio by weight of alumina to the lime should be between 0.85 and 1.30. This cement is known by the trade names of Cement Fondu in England and Lumnite in America.

Characteristics of High Alumina Cement

The characteristics of this cement can be surfacely summarized in following points:

Kilnrefractory.com/high-alumina-cement has low pH
It has high refractoriness
It has high durability in sulfuric acid
It hardens rapidly
It is less reactant than alumina or hydraulic lime
It acts as a bonding material when added in refractory castables because it forms ceramic bond at high temperatures
It has high resistance to chemical corrosion. So, it is widely used also in construction of water pipes, sewage pipes, factory drains, coastal constructions and in factory chimneys.
Advantages of High Alumina Cement

The initial setting time of this cement is more than 3.5 hours. The final setting setting time is about 5 hours. It therefore allows more time for mixing and placing operations.
It can stand high temperature.
It evolves great heat during setting. It is therefore not affected by frost.
It resists the action of acids in a better way.
It sets quickly and attains higher ultimate strength in a short period. Its strength after 1 day is about 40 N/mm2 and that after 3 days  is about 50 N/mm2.
Its setting action mainly depends on the chemical reactions and hence it is not necessary to grind it to fine powder.

Disadvantages of High Alumina Cement

The extreme care is to be taken to see that it doesn’t come in contact with even traces of lime or ordinary cement.
It cannot be used in mass construction as it evolves great heat as it sets soon.
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Monday, April 17, 2017

High-Heat Industries Need Cerami Fiber Materials


It’s become common knowledge that humans have a healthier and even longer life when they consume fiber for digestive purposes on a regular basis. We couldn’t help but throw out the pun on the refractory need for ceramic fiber in the tile of this blog post, but this important material is truly essential for thermal management and protection within industries relying on high-heat technologies for manufacturing processes. Whether your business is involved with forging, welding or any heat treating technologies, or your company is involved with aerospace, appliances, refineries, heat shielding for oil and natural gas transportation, etc., Kilnrefractory.com/refractory-ceramic-fiber is an all-important and essential component of many manufacturing operations and many end products as well.

UntitledArmil CFS proudly distributes AND fabricates Unifrax Fiberfrax® ceramic fiber products in many different forms for various needs. These ceramic fiber products are manufactured from alumina-silica materials and will exhibit high temperature stability in manufacturing applications up to 3000°F.

We group our ceramic fiber into seven basic product lines – please follow the links below to learn more about each refractory producy:http://refractoryonline.com.
Lightweight, efficiently insulating ceramic fiber blankets
Ceramic fiber insulating boards
Easy to fabricate ceramic fiber papers
Ceramic fiber modules for refractory insulation of furnaces,kilns, ovens, heaters, boilers, etc.
Ceramic fiber textiles, ropes and braids for gasketing and sealing
Bulk ceramic fiber insulation available in 40-pound bags
Ceramic fiber coatings and patches to repair and increase the refractory level of substrates and linings.

Wednesday, April 12, 2017

What Is Refractory Castable?


Refractory castable are divided into shaped refractory refractories and unshaped refractories. Unshaped refractory usually refers to the castable, which is composed of a variety of aggregate or aggregate and one or more kinds of adhesive and agent. Unshaped castable must be mixed with one or more kinds of liquids, it has strong liquidity and plasticity. http://kilnrefractory.com/castable-refractory is a refractory material made of granular and powdered, and adding a certain amount of binder and water together. Pouring method is suitable for refractory castable because of its strong liquidity, and no need to heat hardening. Refractory castable is composed of refractory aggregate, powder, binder, additive, water or other liquid materials. Refractory castable is generally use of pouring method, vibrating method or discovering method, and can also be made into a preform. Refractory castable is classified according to the porosity, bond and aggregate. Actually refractory castable is often classified by using temperature or functional features. According to the porosity refractory castable was divided into dense refractory castables and porosity of not less than 45% of heat insulation refractory material. According to binding agent refractory castable was divided into hydrsulic bond, chemical combination and coagulating binding. Refractory castable is mainly used for various heating furnace liner and other overall structure. There have many kinds of refractory products in our factory. Such as refractroy nozzle ,refractoy raw materials, ceramic fiber felt. Some of refractory castable also can used for smelting furnace. For example, aluminate cement refractory castable widely used in all kinds of heating furnace, non-slag and no acid-base erosion of thermal equipment. In the molten steel, iron, slag erosion and high working temperature positions, such as steel tank, molten steel ladle, blast furnace stack, iron runner, etc. It can be used by the low calcium and high pure alumina cement containing with granular and powdered materials of refractory castables. What's more, phosphate bondedcastable refractories are not only widely used for heating furnace and soaking pit furnace but also can used for coke oven and cement kiln. Phosphate bondedcastable refractory also has excellent effect in direct contact with molten slag and molten metal furnace and some parts of the other container. Click http://kilnrefractory.com/ for more info!

Sunday, April 9, 2017

About Refractory Materials



Refractory materials are an integral part of almost every kind of industry. Refractory Fire Bricks, Fireclay Bricks, High Alumina Bricks, Dense Fire Bricks, Fireclay Mortars & High Alumina Mortars etc have been in use in various industries for decades now rendering the machinery, processes and materials in these industries more durable, reliable to work with and long lasting.

Fireclay and High Alumina mortar out of many industry essentials mentioned are one of the many useful kilnrefractory.com produced in bulk by a number of manufacturers and are used primarily for joining and putting together refractory fire bricks, fireclay bricks and kilnrefractory.com/high-alumina-bricks. Besides these, various types of insulation firebricks are also manufactured using fireclay mortars where the mortar is basically used to create the basic layout of the bricks.

Manufacturing fireclay mortars and high alumina mortars using just the right combination of superior quality raw materials and advanced techniques and technology is essential to ensure their high quality which renders them suitable for various industries such as Cement Industry, Fertilizers Industry, Chemicals Plants, Petroleum Industry, Electroplating Industry, Steel Industry, Oil Refineries, Petrochemical and Sugar Mills etc.