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  • Perlite product advantages

    Advantages of perlite products 1. Construction industry concrete aggregate; lightweight, thermal insulation, sound-absorbing panels; 2. fire-resistant roofing and lightweight anti-freeze, earthquake, fire, radiation protection and other high-rise building engineering wall fillers, mortar and other building materials 3. Insulation layers of various industrial equipment and pipes; inner walls of various cryogenic and cold storage projects; 4. Inner walls and transportation of low boiling point liquid and gas storage
    Release time: 2020-01-14 Click times: 0

  • Advantages of expanded perlite material

    Advantages of expanded perlite material Expansive perlite is well accepted by the market and exerts its effects due to its good thermal insulation performance and super stability. It has a wide range of applications and has universal practicability, especially in the aspect of refractory insulation Excellent performance. The outstanding performance of counts can be counted. Not just good
    Release time: 2019-12-30 Clicks: 3

  • What are the technical characteristics of perlite?

    What are the technical characteristics of perlite? Perlite is required to contain no or less crystalline substances, and those with a large content are inferior, and require no or slight devitrification, which is seriously inferior. When perlite expanded, it became a new type of lightweight and versatile material. So what are the technical characteristics of perlite? & n
    Release time: 2019-12-14 Clicks: 3

  • How to make the perlite insulation board more tightly bonded to the wall?

    How to make the perlite insulation board more tightly bonded to the wall? 1. Clean the wall to remove the dust on the outer surface of the insulated exterior wall, remove the protrusions, level the concave with 1: 2.5 cement mortar, and use a wooden trowel Pull hair. 2. Modulate the perlite insulation decorative board binder. Mix powder G and coating S at the site with a weight ratio of perlite = 2: 1.
    Release time: 2019-11-27 Clicks: 3

  • Perlite insulation board construction process?

    Perlite insulation board construction process? 1, the process of grass-roots cleaning ─ → elastic line to find the slope ─ → pipe root fixation ─ → steam insulation layer laying ─ → smoothing layer. 2. Operation steps (1) First clean the contact surface. (2) According to the design slope and flowing direction, find out the roof slope trend and determine the thickness range of the thermal insulation layer. (3) Crossing the structural layer
    Release time: 2019-11-14 Clicks: 11

  • Seven characteristics of perlite insulation board

    Seven characteristics of perlite insulation board Perlite insulation board is a new type of exterior wall insulation board that integrates heat insulation, heat insulation and waterproof functions. The raw material of perlite insulation board is perlite. Perlite is a volcanic acid lava. The glassy rock formed by rapid cooling is named for its pearl fissure structure. Perlite mines include perlite, obsidian, and turpentine. &
    Release time: 2019-10-30 Clicks: 24

  • Thermal insulation principle and performance index of expanded perlite

    Adiabatic principle and performance index of expanded perlite In the gas separation industry, people are no stranger to "expanded perlite" (domestically called "pearlescent sand"). Expanded perlite has been used as the main cold insulation material in gas separation equipment for its excellent cold preservation performance. Due to various factors such as technology, funding, and service awareness, expanded perlite
    Release time: 2019-10-11 Clicks: 30

  • Industrial indicators and quality requirements of expanded perlite

    Expanded perlite, as a lightweight and versatile new material, is widely used in various industrial sectors. So what are the industrial indicators and quality requirements for perlite? In the following, experts from China Mining Business Network answer us one by one. In the industry, perlite is characterized by light apparent density, low thermal conductivity, good chemical stability, wide temperature range, low moisture absorption capacity, and no
    Release time: 2019-09-27 Clicks: 67

  • Natural perlite has obvious economic and social benefits as a high-performance concrete admixture

    Natural perlite belongs to the rhyolite type and is a volcanic acidic glassy lava. It is named because of its extensive pearl fissure structure. The current industry uses expanded perlite [1], which is a lightweight and high-efficiency thermal insulation material made of natural pearlite through thermal expansion. It is mainly used in the construction industry as aggregates for plaster mortar and concrete. Can also be used
    Release time: 2019-09-16 Clicks: 68

  • Difference between expanded perlite, vitrified microbeads and closed-cell perlite

    1. Differences in concepts: In terms of the broad sense of term interpretation: expanded perlite> closed-cell perlite> vitrified microspheres. In theory, all perlite mineral sands are called expanded perlite after high temperature expansion. In expanded perlite, the surface is closed, and the hollow inside is also called closed-cell perlite; in closed-cell perlite, the size of expanded perlite is 30-50
    Release time: 2019-08-31 Clicks: 37

  • What is the difference between expanded perlite and foam glass?

    What is the difference between expanded perlite and foam glass? Expanded perlite is calcined from natural perlite and has white or off-white particles in the form of honeycomb foam. It is a high-performance thermal insulation material. Its bulk density is 40 ~ 500kg / m3, thermal conductivity is 0.047 ~ 0.070W / (m • K), high operating temperature can reach 800 ℃, and operating temperature is-
    Release time: 2019-08-17 Clicks: 94

  • Perlite's position in the energy saving and environmental protection industry

    With the continuous improvement of domestic residents' living standards, people's requirements for living environment are getting better and better, and the awareness of environmental protection is getting better and better. With the continuous improvement of the living environment of buildings, the energy consumption of buildings in China has also increased significantly, and energy saving in buildings is imminent. We clearly know
    Release time: 2019-08-03 Clicks: 67

  • Expanded perlite due to a wide range of raw materials

    Expanded perlite has a wide range of raw materials, simple production facilities, and harmless to the human body. It is believed that it can be used as the main material in the future. Organic thermal insulation materials Organic thermal insulation materials mainly include polyurethane foam, polystyrene board, and phenolic foam. & n
    Release time: 2019-07-20 Clicks: 68

  • Expanded perlite composite decorative board and production method thereof

    Expanded perlite composite decorative board with expanded perlite as the main raw material and the advantages of a variety of decorative materials, and its production method, are composed of a facing material and a primer material, and the facing material is composed of 100 parts of 525 high alumina cement. 150 parts of a mixture of quartz sand and quartz powder and 90 parts of a pigment-containing admixture solution are prepared.
    Release time: 2019-07-06 Clicks: 53

  • Are both expanded perlite and vitrified beads used in industrial production the same?

    In the industrial thermal insulation production work, one of the materials used is perlite, commonly known as expanded powder, but with the improvement of the scientific research level of perlite, perlite products have suddenly become richer, and its scope of use is also Increasingly exceeds our expectations.
    Release time: 2019-06-22 Clicks: 76

  • Class A fire-resistant expanded perlite has become the new darling of the inorganic insulation market

    At present, energy conservation and emission reduction have become the consensus of the international community, and the sustainable development of low-carbon and environmental protection has become a top priority for China's economic and social development. In 2005, the Ministry of Construction promulgated the "Energy-saving Design Standards for Public Buildings" and "Notice on Strict Implementation of Energy-saving Design Standards for New Residential Buildings",
    Release time: 2019-06-08 Clicks: 13

  • Comparison of expanded perlite and other Class A non-combustible materials

    ▲ Glass wool: Glass wool belongs to a category of glass fiber and is an artificial inorganic fiber. Expanded perlite glass wool is a kind of cotton-like material that melts molten glass into perlite to form a cotton-like material. Its chemical composition belongs to glass and is an inorganic fiber. Expert comment: This type of product achieved a production capacity of 550,000 tons in 2010, mainly used in steel structure workshops and public buildings
    Release time: 2019-05-25 Clicks: 42

  • Production process of expanded perlite

    Production process of expanded perlite: The ore mined from the mine is processed into ore sand with a certain particle size gradation through mechanical crushing and vibration screening. The expansion plant chooses according to different purposes. The water content of perlite raw ore is generally 4-6%. Because the water content is too high, the rapid volatilization of water after heating at high temperature will cause the perlite to burst. and so,
    Release time: 2019-05-11 Clicks: 111

  • Appearance of perlite

    Morphology is one of the most striking appearance characteristics of perlite. Different expanded perlite characteristics, the same type of perlite, because of different formation conditions, due to different internal structure, composition, etc., often have other characteristics may also appear in different forms is a sign to identify the perlite, but also to analyze the origin of perlite Basis. The study of crystalline perlite morphology is mainly based on monomers and aggregates
    Release time: 2019-04-27 Clicks: 85

  • What is expanded perlite, what is closed-cell perlite

    Although expanded perlite is a kind of building material with thermal insulation, fire prevention, and environmental protection, it cannot be widely used due to its high water absorption rate and difficulty in maintaining the strength of earthquake-resistant and crack-resistant external walls. In order to solve the above problems, researchers in the perlite industry in China have successfully developed closed-cell perlite after several years of scientific research.
    Release time: 2019-04-13 Clicks: 99

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