energy efficient perlite expansion process

Perlite Patents and Patent Applications (Class 252/378P) …

Energy efficient perlite expansion process Patent number: 4347155 Abstract: A thermally efficient process for the expansion of perlite ore is described. The inlet port and burner of a perlite expansion chamber (preferably a vertical ...

(PDF) Model-based optimization of perlite expansion via a …

Conventional perlite expansion suffers shortcomings which compromise its viability and the adherence of expanded perlite to modern high-quality technical specifications. A new perlite expansion process has been designed and a vertical electrical

AP-42, CH 11.30: Perlite Processing

the expansion process, which increases usable output and controls the uniformity of product density. In the furnace, the perlite ore reaches a temperature of 760 to 980 E C (1400 to 1800 E F), at

energy efficient perlite expansion process – Grinding …

Energy efficient perlite expansion process – US Patent 4347155 … Patent Description: The invention herein relates to processes for expanding perlite.Perlite is a mineral of volcanic origin which generally falls into the rhyolitic … » Free online chat! Energy Efficient

Perlite | Imerys

A closer look at expanded perlite after the heating process. QUALITY ORE RESERVES Imerys owns and operates perlite mines in Greece, Sardinia, Turkey, the USA (New Mexico, Arizona and Utah), Argentina, and Chile which feed our many perlite expansion facilities scattered across the globe.

US6244860B1

In an apparatus for producing perlite granules, having an expansion tube and one or more burners arranged at one end of the expansion tube, the combustion air is blown into the flame through one or more combustion air nozzles. An additional subsonic nozzle is ...

Energy efficient perlite expansion process (Patent) | OSTI.GOV

@article{osti_6465740, title = {Energy efficient perlite expansion process}, author = {Jenkins, K L}, abstractNote = {A thermally efficient process for the expansion of perlite ore is described. The inlet port and burner of a perlite expansion chamber (Preferably a vertical expander) are enclosed such that no ambient air can enter the chamber.

expanded perlite conveying

A Guide for the Bulk Handling of Expanded Perlite Bulk handling of expanded perlite and expansion of perlite at the job site are two methods of delivering expanded perlite to the customer without the use of bags The most conventional automatic conveying method is ...

Final Report Summary

4) Reduction of energy consumption of the perlite expansion technology by 30-60% (this reduction corresponds to 320-620 GWh/a), with a consequent reduction in energy cost of 32-63 M€/a and in CO2 emissions of 94 -183 kt CO2/a;

PERLITE FOR ENERGY EFFICIENT CONSTRUCTION

of expanded perlite. Unexpanded ("raw") perlite has a bulk density around 1100 kg/m3 (1.1 g/cm3), while typical expanded perlite has a bulk density of about 30–150 kg/m3 (0.03-0.150 g/cm3). The expansion process also creates the perlite''s white colour – which

Numerical Simulation and Experimental Validation of the …

The operational characteristics of a perlite expansion furnace have been measured and have served as inlet conditions for the numerical simulation of the combustion and perlite expansion processes. The good agreement between measurements and predictions indicates that the developed computational tool can be used to optimise the perlite expansion process leading to reduced fuel consumption with ...

US Patent for Process for expanding and coating perlite …

The present invention provides an expanded perlite coated with a cured hydrophobic material such as polydimethyl siloxane in a highly efficient manner. Perlite is an ore of volcanic origin that has the unusual characteristic of expanding to about 4-20 times its original volume upon quickly heating within its softening-temperature range (generally 760 gree.-1100 gree.

Insulation

This physical transformation makes expanded perlite an extremely efficient, low density insulator. (For a detailed explanation of perlite expansion, see: Why Perlite Works ). As detailed below, perlite is inorganic and non-combustable, and the loose-flowing nature of expanded perlite …

Incon Corporation

Information about Incon, perlite expanders, perlite furnaces, perlite systems, perlite equipment, and perlite data. P.O.Box 697, Chadds Ford, PA 19317 USA tel. 610-358-5919 fax. 610-558-1982

Energy efficient perlite expansion process

In a perlite expansion process wherein perlite ore is charged to a flame zone in an expansion chamber where it is rapidly heated and expands, and is thereafter transported out of the flame zone by entrainment in the exhaust gas stream of the flame zone, and wherein said expansion chamber has an inlet port at one end and an outlet port at the other end and burner means for creating said flame zone is disposed …

Perlite Online

A perlite insulating concrete pool base can substantially reduce heat loss to the ground Perlite ore, when expanded, takes on a low-density cellular structure that makes it an extremely efficient insulation material. For a detailed explanation of perlite expansion, see ...

benefits of perlite for plants | findarticles

Apr 02, 2013 · Incon Corporation – Perlite Expansion Systems. Incon Corporation specializes in the design, manufacture, service, and support... Gypsum production plant - Crusher Unit

Perlite Patents and Patent Applications (Class 252/378P) …

Energy efficient perlite expansion process Patent number: 4347155 Abstract: A thermally efficient process for the expansion of perlite ore is described. The inlet port and burner of a perlite expansion chamber (preferably a vertical ...

Structural and physical characteristics of fine perlite …

new perlite expansion process has been designed on the basis of a vertical electrically heated ... Now-a-days, construction of energy efficient buildings is highly in demand all over the world ...

About us | Bublon

BUBLON® SPHERES are manufactured using a patented, energy-efficient process and are optimized to meet your individual requirements, for use in a wide range of applications, for example, in the building materials, plastics and coatings industries.

US Patent for Process for expanding and coating perlite …

The present invention provides an expanded perlite coated with a cured hydrophobic material such as polydimethyl siloxane in a highly efficient manner. Perlite is an ore of volcanic origin that has the unusual characteristic of expanding to about 4-20 times its original volume upon quickly heating within its softening-temperature range (generally 760 gree.-1100 gree.

Perlite Insulation

Bulk Density (loose weight) : depending on the expansion process but usually in the 2-25 lb/ft 3 range (32-400 kg/m 3) Softening Point : 1600 - 2000 o F (871 - 1093 o C) Fusion Point : 2300 - 2450 o F (1260 - 1343 o C) Specific Heat : 0.2 Btu/lb o F (387 J/kgK)

Perlite Insulation

Bulk Density (loose weight) : depending on the expansion process but usually in the 2-25 lb/ft 3 range (32-400 kg/m 3) Softening Point : 1600 - 2000 o F (871 - 1093 o C) Fusion Point : 2300 - 2450 o F (1260 - 1343 o C) Specific Heat : 0.2 Btu/lb o F (387 J/kgK)

Analytics for US Patent No. 4347155, Energy efficient …

A thermally efficient process for the expansion of perlite ore is described. The inlet port and burner of a perlite expansion chamber (prefe Patent Buddy

Energy and exergy assessments of a perlite expansion …

When the perlite expansion process is considered as a system, the main components of this system are the combustor, the heating zone, the chimney, the cyclones and the filter group. The heating ...

US4347155A

A thermally efficient process for the expansion of perlite ore is described. The inlet port and burner of a perlite expansion chamber (preferably a vertical expander) are enclosed such that no...

Final Report Summary

4) Reduction of energy consumption of the perlite expansion technology by 30-60% (this reduction corresponds to 320-620 GWh/a), with a consequent reduction in energy cost of 32-63 M€/a and in CO2 emissions of 94 -183 kt CO2/a;

Energy and Exergy Analysis of a Perlite Expansion Furnace

 · Thus, perlite seems to be a very important material. In this paper, thermodynamics analysis of a perlite expansion furnace was performed. Both energy and exergy relations were derived for the considered system. Some parameters, such as losses, irreversibility

Microwave Energy for Expanding Perlite Ore

 · Perlite is extracted from the mines and crushed down to particles, which are fed in rotary kilns for carrying out the expansion process, then particles become less dense and often change their color from green, pale gray or even black, to white after expansion.

energy saving perlite production

energy efficient perlite expansion process – Grinding Mill China In a process known as body feeding, perlite products … more energy-efficient methods of expanding perlite … Gulin''s Energy-saving Industrial Ball Mill,Brief … »More detailed

Energy and exergy assessments of a perlite expansion …

When the perlite expansion process is considered as a system, the main components of this system are the combustor, the heating zone, the chimney, the cyclones and the filter group. The heating ...

Microwave Energy for Expanding Perlite Ore

 · Perlite is extracted from the mines and crushed down to particles, which are fed in rotary kilns for carrying out the expansion process, then particles become less dense and often change their color from green, pale gray or even black, to white after expansion.

Insulation

This physical transformation makes expanded perlite an extremely efficient, low density insulator. (For a detailed explanation of perlite expansion, see: Why Perlite Works ). As detailed below, perlite is inorganic and non-combustable, and the loose-flowing nature of expanded perlite …

PERLITE FOR ENERGY EFFICIENT CONSTRUCTION

of expanded perlite. Unexpanded ("raw") perlite has a bulk density around 1100 kg/m3 (1.1 g/cm3), while typical expanded perlite has a bulk density of about 30–150 kg/m3 (0.03-0.150 g/cm3). The expansion process also creates the perlite''s white colour – which

Microwave Energy for Expanding Perlite Ore | Journal of …

Perlite is extracted from the mines and crushed down to particles, which are fed in rotary kilns for carrying out the expansion process, then particles become less dense and often change their color from green, pale gray or even black, to white after expansion.

Perlite Insulation

Bulk Density (loose weight) : depending on the expansion process but usually in the 2-25 lb/ft 3 range (32-400 kg/m 3) Softening Point : 1600 - 2000 o F (871 - 1093 o C) Fusion Point : 2300 - 2450 o F (1260 - 1343 o C) Specific Heat : 0.2 Btu/lb o F (387 J/kgK)

Structural and physical characteristics of fine perlite …

new perlite expansion process has been designed on the basis of a vertical electrically heated ... Now-a-days, construction of energy efficient buildings is highly in demand all over the world ...

Energy and exergy assessments of a perlite expansion …

 · The perlite expansion furnace should be more efficient, so that the sustainable production may be realized. In the perlite production, one must reduce energy costs to compete with other producers. This is also important for both the national and regional economies.

Perlite | Imerys

Perlite is a non-crystalline glass with a typical composition including 70-75% silicon dioxide, 12-15% aluminum oxide, 3-5% potassium oxide, 3-4% sodium oxide and traces of iron oxide, magnesium oxide and calcium oxide. PHYSICAL PROPERTIES Lightweight

Energy efficient perlite expansion process

United States Patent US4347155 Note: If you have problems viewing the PDF, please make sure you have the latest version of Adobe Acrobat. Back to full text