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Approved contributions by @perref to the Viesearch index.

Vehicle Air Conditioning Systems

A Chinese manufacturer offers cost-effective air conditioners for buses, coaches, trucks, and RVs.

Global Manufacturer of Air Conditioning & Refrigeration Systems

PER HVAC is a global manufacturer and supplier of air conditioning and refrigeration systems designed for use in commercial vehicles.

perhvac.com · Industrial · 3 years ago · Details

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What Are The Common Quality Problems In Tunnel Kiln Construction?

Analysis Of The Causes Of Common Quality Problems In Tunnel Kiln Construction And Measures To Solve Them.

Aluminum-Silicon Refractory Raw Materials: Recent Developments

A report details the recent development of Aluminum-Silicon Refractory Raw Materials, focusing on Al2O3-SiO2 refractory raw materials.

Refractory Thermal Insulation Brick Performance

Refractory Thermal Insulation Brick can make kiln operation more energy efficient and green by helping to save fuel when reducing heat loss.

The Potential of Lightweight High-Temperature Refractories

Explore the potential of lightweight, high-temperature refractory bricks made from polycrystalline mullite fibers, known for their excellent thermal insulation properties.

perref.com · Manufacturing · 3 years ago · Details

Properties And Composition Of Silica Bricks

Silicon brick has more than 94% silica content. The true density is 2.35g/cm3. It has anti-acid slag erosion performance. Higher high-temperature strength. Load softening start temperature 1620~1670℃.

perref.com · Manufacturing · 3 years ago · Details

Kiln Construction Services by PER Furnace Builders

PER Furnace Builders are experts in building high-temperature industrial furnaces for various processes, providing specialized knowledge and craftsmanship.

High-Temperature Refractory Bricks in Kiln Lining

Application technology of high-temperature refractory bricks in kiln lining, using high purity, low porosity, and coarse grain magnesia as raw material.

What Kinds of Magnesium Sand are Suitable for The Production of Magnesium…

Magnesium sand classification is divided into two kinds: electrofusion magnesia sand and sintered magnesia sand.

Additives and Binding Agents for Corundum Castables

Additives (admixtures) are used in refractories to regulate the phase composition and microstructure, and improve properties.

perref.com · Ceramics · 3 years ago · Details

Treatment and Reuse of Waste Magnesium Carbon Bricks

Explore the treatment and reuse precautions for waste magnesium carbon bricks, addressing resource waste and environmental pollution concerns.

Andalusite Refractory Bricks by PER

PER manufactures andalusite refractory bricks suitable for blast furnaces, hot blast furnaces, equalization furnaces, steel ladles, cement rotary kilns, and glass kilns.

perref.com · Ceramics · 3 years ago · Details

Damage Mechanisms in The Use of Phosphate-Bonded High Alumina Bricks

Phosphate-bonded high alumina bricks are used in cement rotary kiln firing zone, transition zone, and cooling zone.

perref.com · Manufacturing · 3 years ago · Details

Classification of Lightweight Refractory Materials and the Principle of Heat…

Lightweight refractories are characterized by low thermal conductivity and low heat capacity, commonly referred to as insulating refractories.

Types of Chrome Corundum Brick

Chrome corundum bricks are corundum refractory products containing Cr2O3. At high temperatures, Cr2O3 and Al2O3 form a continuous solid solution, so the high-temperature performance of chrome corundum products is better than pure corundum products.

perref.com · Manufacturing · 3 years ago · Details

Refractory Materials Used in Smelting Pure Steel

High-purity steel smelting involves increasing its purity and properties to accelerate the development of a variety of applications.

Parameters of Corundum Mullite Bricks

Corundum-mullite bricks have good high-temperature strength, high-temperature creep resistance, thermal shock resistance, and erosion resistance.

perref.com · Manufacturing · 3 years ago · Details

Identifying the Quality and Grade of High Alumina Bricks

The quality of high alumina brick can be determined from three areas: appearance, body density, and laboratory testing

perref.com · Ceramics · 3 years ago · Details

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The Irreplaceable Nature of Sintered Brick in Today's Wall Materials

Sintered bricks are not only durable, but they also provide shelter for people. A good living and working environment.

High Strength Wear Resistant Castable

High strength wear-resistant castable is a cement-based composite mortar with high-strength cement, mineral admixture, aggregate, and anti-cracking agent.

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Maximize Efficiency with Our High-Quality Corundum Mullite Castables

Corundum silicon carbide refractory castable is an indefinite refractory material made of corundum and silicon carbide.

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The Importance of Quality Control in The Manufacture of Fire Bricks

Fire bricks are a vital component in various industrial applications such as kilns, furnaces, and fireplaces.

perref.com · Manufacturing · 3 years ago · Details

Refractory Slag Resistance Measurement Method Introduction

When it comes to the slag resistance of refractory materials, I think we should not be unfamiliar with it. Slag resistance is one of the important indicators for evaluating refractory materials.

Why does High Alumina Brick Have Black Heart and Reticulated Cracks?

High alumina products in the furnace market have increased significantly in recent years, and the masonry of important parts of the furnace all need to use high alumina bricks.