Webinar “Production of Modified Bitumen: the Modern Approach” Dear associates! You are invited to participate in another free GlobeCore webinar themed as “Production of Modified Bitumen: the Modern Approach” which will take place on July 21–22, 2021. At this webinar, we will discuss the following matters: advantages and special features of using modified bitumen; technical specifications and quality of road bitumen; technology andRead More
A UVB-1 Commissioned in Kazakhstan Kazakhstan has 96000 kilometers of roads. A lot of these roads need repairs. This is one of the reason for the purchase of a 2 m3/hour UVB-1 unit by the Kazakh road construction industry. This GlobeCore unit went to the city of Kokshetau. The unit was commissioned on 10-15 May. GlobeCore units produce bitumen emulsion,Read More
Increasing productivity of existing bitumen-emulsion plants Dear Valued Customers! We would like to remind that GlobeCore provides an opportunity to increase the existing bitumen-emulsion plants performance by introducing an additional block. It has the potential benefits in the form of efficiency and functionality. It allows to raise the productivity of both GlobeCore plants and plants of other manufacturers. One such projectRead More
A new plant, adapted for shipping in containers by road and sea, has been developed The engineering department of our company developed a new design of bitumen plant UMB-6 with a capacity of 6 m3 / h. This type of equipment is very popular, due to the wide range of bitumen applications (roofing and waterproofing, road works, pipeline protection, lining of canals, etc.). It improves the properties of bitumen afterRead More
Commissioning of a UVB-10PK Bitumen Complex in Ghana A team of GlobeCore specialists visited Accra (Ghana) in August for commissioning and personnel training. This time, the team commissioned a UVB-10PK bitumen complex, which consits of several sections, each with its own function: bitumen input; preparation of bitumen; production of all emulsion types; emulsion storage and output. Operating such equipment optimizes motorway repairs andRead More
GlobeCore presented a seminar In Quito During 2 days, May 3-4 in Quito (Ecuador), GlobeCore held a seminar presenting its equipment The event was attended by representatives of the electricity industry from many countries, including Peru, Bolivia, Argentina, Colombia, Costa Rica and El Salvador. The seminar covered the following questions: General information about GlobeCore; Modern technologies in cleaning and regeneration ofRead More
CMM-4/7 started up in Estonia April 10, 2017 GlobeCore specialists started up a CMM-4/7 unit in Tallinn (Estonia). This equipment is used by business engaged in installation, repair and operation of power transformers for degassing and filtration of insulating oil. Also, the units can be used to heat oil-filled electrical appliances with hot oil, for vacuum dehydration and evacuation ofRead More
The Advantages of Asphalt Emulsions for Road Construction Asphalt Emulsions. Asphalt is a standard in automobile road construction and repairs. Its application has a limitation: the viscosity of asphalt must be minimized. This can be achieved by one of the three different approaches: heating; mixing with petroleum based thinners; emulsification. The first method found its use in production of hot mix with preheatingRead More
Bitumen Modification Basics Bitumen modification is the process of adjusting bitumen properties by mixing it with polymer additives or using modern production techniques. To achieve good properties of this construction material, increase its temperature and deformation resistance, the dispersion phase must be influenced. Three approaches currently exist: Compounding of peroxidized bitumen containing large amounts of asphaltene with deasphaltationRead More
Bitumen Storage and Heating Tanks Bitumen Storage. Bitumen is supplied to asphalt plants in special heated tanks. Special horizontal or vertical tanks are used for storage of bitumen, with volume range from 50 to 200 tons. The number and volume of tanks is chosen depending on the consumption of the binder, and the frequency of supplies. Heating systems are builtRead More
Bitumen Pumps Bitumen pumps transport bitumen through pipelines and are widely used in asphalt plants. At this time, external gear pumps are mostly used due to their reliability, as well as simplicity in operation and servicing. Besides, such pumps are successfully used for pumping of bitumen from storage tanks to portioning tanks of bitumen emulsion production plants.Read More
Asphalt Emulsion Properties Asphalt Emulsion Properties. Asphalt emulsion, like any other material, has a certain range of properties, which define the requirements to its production, storage and use. Viscosity. Viscosity is a very important performance parameter. If viscosity is low, the emulsion is not thick enough, while excessively high viscosity means the emulsion will stay on the surfaceRead More
Asphalt Emulsion Production Equipment To make asphalt emulsion on industrial scale, special equipment is required. A standard emulsion plant is composed of the following: a homogenizer colloid mill, a component designed for dispersion; heated insulated bitumen storage tanks; emulsifier, thinner and finished product tanks; control system; a heating system (steam or oil). Colloid mills of varying design are usedRead More
GlobeCore presented its equipment at Gulf Industry Fair in Bahrain February 7-9, 2017 Bahrain International Exhibition Centre hosted a Gulf Industry Fair 2017. The fair was held in Manama (the capital of Kingdom of Bahrain) and brought together the leading manufacturers of equipment for energy industry, environmental protection, metallurgy, etc. The exhibition was first held in 2008. Since then it was visited by more thanRead More
GlobeCore Cooperation With the US Power Industry GlobeCore strives to participate in all possible projects to replace traditional energy sources with alternatives. Some of the services GlobeCore offers our clients is the sales of equipment to process electrical insulation oil and servicing power transformers, as well as rentals of this equipment. It was the latter option that was chosen by one ofRead More
Using Bitumen Emulsions for Reinforcement of Coating One of the possible uses of bitumen emulsions is reinforcement of fine sand in the top layer of earth roadbed, as well as running sands of border strips in road construction. Such measures are especially important in desert areas. The process can be performed with regular emulsion, but before application ot should be diluted withRead More
GlobeCore at the International Bitumen Technology Conference in Sri LankaGlobeCore representatives took part in the 8th “Bitumen & Asphalt Conference & Exhibition” international conference in Sri Lanka on 1-3 November. Here is a brief photo report from the conference.
Preparation of Road Construction Emulsions The production process of bitumen emulsions is inextricably connected with bitumen emulsification. Currently there are several approaches to the production of this material: mechanical, acoustic, chemical and aeration. Mechanical method means grinding of initial bitumen by compression, impact, stretching, friction and other external forces. With the acoustic method the properties of ultrasonic waves are usedRead More
Road Bitumen Emulsions Bitumen emulsion is a dark brown water-bitumen mix. It is produced by bitumen dispersion in water with various emulsifiers. Anionic bitumen emulsions interact with various minerals in different ways. This defines its area of application. Road construction tasks are much better solved by cationic bitumen emulsions. Application of bitumen emulsions has a range of advantagesRead More
Polymer Bitumen Roofing MaterialsCurrently, there are over a hundred brands of polymer bitumen materials available in the market. There is no need to analyze them based on the product name, since any producer comes up with a new name, although the structure, composition and properties of these materials are near identical. In general, a polymer bitumen material includesRead More
Bitumen Roofing Materials Bitumen felt is a roofing material produced by saturating cardboard with liquid bitumen. With this material a dressing compound for the front surface is not required. Bitumen felt is produced in 1000, 1025 and 1050 mm rolls. The total area of one roll can reach 40 m2. This roofing material has the following specifications: 20%Read More
The Difference Between Modified Bitumen and Concrete To separate the terms “modified bitumen” and “modified concrete”, one needs to understand what these materials are, their use and methods to adjust their properties. Scientists refer to modified concrete as the concrete of the millenium. Additives can control the process of material formation and create highly functional construction materials. Modified concrete has higher density,Read More
Production of Bitumen Emulsion Bitumen emulsions are produced by special continuous or batch units, usually based on a colloid mill. First, the solution of emulsifier and bitumen passes through a mill, where emulsifying occurs. Production of cationic bitumen emulsions require a soap solution. It contains water, acid and emulsifier mixed together in ratio ensuring the proper acidity. A specialRead More
Choosing a Bitumen Transfer Pump Today bitumen is a very popular construction material used in production of asphalt, paints and lacquers, waterproofing works, etc. During construction, bitumen is pumped via pipes or raised to surface by special pumps. The properties of the material pose certain requirements which should be considered when choosing the right pump. In particular, pumping rate mustRead More
Properties of Asphalt Concrete Asphalt concrete is a mineral bituminous construction material produced by compacting of asphalt concrete mix. The latter usually consists of gravel, sand, mineral powder and oil bitumen heated to 120-160ºС and mixed in the proper ratios. The percentage of components of asphalt concrete mix: 20-65% gravel; 30-66% sand; 4-14% mineral powder; 5-7% bitumen. Asphalt concreteRead More
Bitumen Emulsion Production Colloid Mill A colloid mill is a piece of equipment designed for grinding of substances to colloidally sized particles. Liquid medium is required for high quality. The first colloid mill example was constructed by K. Plausson in 1920. Since then, the milling machine has been much developed, and is actively used in pharmaceutical, chemical and food industriesRead More
GlobeCore technologies for production of bitumen emulsions Bitumen emulsion is a disperse system in which bitumen is distributed in water phase in the form of small droplets. The percentage of bitumen in the emulsion depends on its future use, but is usually at 30-70%. Today, bitumen emulsion is very popular when performing tasks such as: Surface treatment; Filling of cracks; Binding ofRead More
Bitumens in Production of Roofing Materials The field of bitumen application is quite wide. It varies from road construction and waterproofing to production of corrosion-resistant coat. Bitumen also used in production of felt cardboard, which is designed for waterproofing and roofing of buildings of various purposes. The production technology of the material is standard and has only some slight variations inRead More
Diathermic Oil For Bitumen Heating Bitumen is a material which requires special storage and transportation. To keep the bitumen in good condition, it must constantly be heated in its container. Bitumen is a binder and must remain so, without becoming solid or separating into water and bitumen in case of water-bitumen emulsions. There are two types of bitumen storage tanks:Read More
Bitumen Emulsion Production Equipment Bitumen emulsion is a dark brown finely dispersed liquid material, produced by special plants from bitumen by milling it with water and a surfactant emulsifier. Water-bitumen emulsion is made by special devices, with different emulsification methods and product quality. The mill originates from simple grain mills, which evolved from millstones and windmills into mixers andRead More
Modification of Bitumens as a Method to Improve Performance Performance of construction bitumens can be improved by upgrading the production technology or by introduction of special modifying additives. The first approach is necessary, but not sufficient to ensure that quality meets proper requirements. One of the most important bitumen parameters is its operational range. This parameter can be characterized by interval of the soRead More
Modified bitumen in road construction Regular building materials offered satisfactory quality of road surfaces for many years. But the situation changed dramatically after a considerable growth of traffic intensity and traffic load. Bitumen ceased to ensuring proper road reliability and long service life. The following issues became problematic: aging tendency; high thermal sensitivity; ow elasticity and poor mechanical properties. AllRead More
The History of Modified Bitumen Development Bitumen has been known as a protective and binding material for the last 5000 years. The first records are come from Entre Rios, Iran and northwestern India. Egyptians used bitumen in construction and for protection from moisture. It is still not exactly clear why it took so long to go from from extensive bitumen usageRead More
Modernization of the UVB-2 unit (20 m³/h) reduced the set up time GlobeCore anticipates the needs and preferences of its customers – by producing new equipment and upgrading the existing ones. The latest achievement is– an upgrade of bitumen modification plant UMBP-22. Despite the cost of modified bitumen being more expensive than the cost of usual bitumen its use is practical for the following reasons: temperature resistanceRead More
History of modified bitumens Historically, the first polymer material combined with bitumen was caoutchouc. Originally, natural modifiers were used, with synthetic materials being developed later on. The history of “relations” of caoutchouc and bitumen spans over 160 years. The first mention about this interaction can be found in British patents, in particular in a document issued to a personRead More
“Dry” emulsion Emulsions of powdered products have been known for quite a long time. The simplest example is dry milk. In case of bitumen emulsions, to make dry substance, it is necessary to have a special capsular product (polymer), which allows the material to encapsulate and dry. The beginning of research into the production of “dry” emulsionsRead More
Production of Stone Mastic Asphalt: Stabilizing Additive “Hrizotop” In recent years stone mastic asphalt (SMA) mixtures are widely used in construction of roads that will have to endure large loads in the future. If we make a comparison of these mixtures with conventional asphalt concrete, it may be noted that SMA is more resistant to rutting and cracking processes and has high strength,Read More
Modified Bitumen Used in Seaports Seaport is a part of the coast, where coastal land (the actual port area) and adjacent water area (harbors) are functionally combined to secure mooring, maintenance and loading of ships. Almost throughout the whole service life of port facilities they are in constant contact with sea or river water. It is known that seawater hasRead More
Improving polymerization of bitumen in the SBM-30 storage tank GlobeСore engineering department completed upgrading and improving modified bitumen storage tank SBM-30. The result of this meticulous work is a production of the first two units of upgraded equipment. The updated model of storage tank SBM-30 has following features: hollow part of the bottom now has a 200 mm heat insulation; overall length is nowRead More
Emulsion classifications and common uses Cationic Anionic Nonionic (usually treated as a subset of the anionic classification) Each classification is based on the electrical charge on the asphalt particles surface. The particle charge is determined by the emulsifier and the water pH. Cationic Definition – having a positive electrical charge The emulsifier has a positive charge Since the emulsifier coatsRead More
What is an asphalt emulsion? Solution A homogenous mixture of two substances Individual molecules of one substance (solute) are surrounded by molecules of the other substance (solvent) Examples: Table salt in water; Metal alloys; Water (humidity) in air Colloid or emulsion A homogenous mixture of two insoluble substances Particles of one substance (dispersed phase) are surrounded by molecules of theRead More
Overview of Asphalt Emulsion The use of asphalt emulsions began in the early part of the 20th century. Today 5% to 10% of paving-grade asphalt is used in emulsified form, but the extent of emulsion usage varies widely between countries. The United States is the world’s largest producer of asphalt emulsion. The advantages of asphalt emulsion compared to hotRead More
What is Bitumen? The history of bitumen starts in ancient times. The first mention of bitumen was in the late Stone Age. But at that time it had another name – earth resin. It was used for encapsulation of crockery, creating of mosaic (for materials fixation) and as an isolation layer in building constructions. In ancient Egypt bitumenRead More
The Use of Polymer-Bitumen Binders in Road Construction Pavements function is to support increasing loads and resist changes of temperature. The most promising solution to this is modification of bitumen. The modified bitumen price is higher than normal bitumen, but its portion in the asphalt is only 6%. Practical calculations confirm that the cost of laying 1 kilometer of roadbed with modified bitumenRead More
Heating of BitumenBitumen – is a material used in road construction. When not in use bitumen changes its consistency, it thicken and loses its performance properties. Which complicates transfer of bitumen from one container to another, also its application. During storage of bitumen it is important to maintain a certain temperature and heated to a desired temperatureRead More
The RBE-0.2 mobile bitumen emulsion sprayer unit is a new model for product range expansion GlobeCore is delighted to inform of yet another expansion of products. From today representatives of road works companies can purchase RBE-0,2 bitumen sprayers. This bitumen spraying equipment is designed for covering surface with bitumen emulsion by spraying it during asphalt repairs and maintenance of sections of small road and other objects of road facilities. InRead More
Commissioning bitumen emulsion equipment in Zimbabwe In the end of April 2016 a bitumen emulsion production commissioning ceremony was held in Zimbabwe. This event was so important that the minister of transport and infrastructure, Mr. Yorama Gumbo, attended it personally. The base of the new production line is a UVB-1 unit produced by GlobeCore. The plant will produce up to 10Read More
Roads of Ghana are Built and Repaired with GlobeCore Equipment In April, representatives of our company visited Ghana to access the current state of a UVB-1 plant. This equipment was sold in 2012 and has since produced 40000 m3 of bitumen emulsion. This material is in demand in Ghana, as this country is badly in need of building new and repairing the existing automobile roads.Read More
Mixer of Bulk and Liquid Materials for Construction (Colloid Mill)We offer roadworks, roofing and waterproofing companies – a mixer of bulk and liquid materials. This equipment is designed for mixing bulk materials in flowing liquid. Which is needed, for example, for modification of bitumen. When simple polymer is loaded into a container with bitumen – it could be unevenly distributed. Consequently, bitumen is fedRead More
GlobeCore opens a new service center in US GlobeCore announced the opening of a new service centre in US. The address of the new location is 1750-H Dickinson Ave (FM 1266) Dickinson, TX, 77539. T: + 1-713-429-1616 and + 1-713-828-7877. Our other offices and service centers are available in the section “Contacts”.
Facts about bitumen emulsion Bitumen emulsion is a cold blend of bituminous products and water. The emulsion is a liquid at room temperature, so there is no need for heating. The emulsion is a delicate system, the bitumen products and water must not separate until the material is applied to the pavement. Many grades of emulsion are produced byRead More
Indian bitumen industry In December 2006 the first bitumen plant for production of road bitumen was started in Uluberia, in the Kolkata area of West Bengal. The plant makes a range of bitumen products for various applications, such as polymer modified bitumen, crumb rubber modified bitumen and bitumen emulsions. The production capacity of the facility is 50 000Read More
GlobeCore Presents Equipment in Bulgaria In October 8-24, 2015 representatives of road building industry and other interested companies of Bulgaria could attend presentations of GlobeCore equipment. These events took place in Sofia, Plovdiv, Ruse, Blagoevgrad and other cities. Representatives of GlobeCore presented to participants information both on company GlobeCore and on produced equipment: plans for production of bitumen emulsion andRead More
Continuous and Cyclic Bitumen-Emulsion Production Units In general, bitumen emulsion production equipment is used to produce bitumen emulsions. Usually is employs colloid mills, but also magnetic mills or hydrodynamic mixers are also available options. Bitumen emulsion units are classified according to their operational principles: cyclic (batch); or continuous (in-line). Sometimes cyclic production units may be calle continuous equipment. In such aRead More
Bitumen Emulsion Technology In the road construction industry, bitumen serves as a binding material. At ambient temperatures howver, it is very viscous and cannot be used as intended without heating. In today’s modern road construction industry, there are three ways to make bitumen suitable for road construction projects: To warm up bitumen to between 100º and 200°C; ToRead More
New Road Construction Materials In today’s road construction industry, great importance is placed on road surface durability. It is generally accepted that it is impossible to improve road pavement durability without the application of new organic binding materials. These materials would include bitumen emulsions, modified bitumen and cold technologies used with the application of such materials. Modern cold applicationRead More
Skid Mounted Bitumen Modification Unit The asphalt based road systems can no longer ensure the durability of the wearing surface because of the increased amount of heavy load carrying vehicles on our roads. In the not so distant past, this problem could be solved by using crushed aggregates of average size or stone mastic asphalt. The rapid development of motorRead More
Preparation and properties of bitumen modified with the maleic anhydride grafted styrene-butadiene-s INTRODUCTION Bitumen is usually regarded as a colloidal suspension of asphaltene particles sound by resin in an oily continuous matrix. It can be divided into four generic groups (SARAs): saturates(s), aromatics (A), resin (R), and asphaltenes (As). Bitumen has been used since ancient time, its easy availability and low cost makes it a widely usedRead More
Effect of montmorillonite on properties of styrene-butadiene-styrene copolymer modified bitumen High-temperature rutting and low temperature cracking of bitumen because of severe temperature susceptibility limits its further application. Therefore, it is necessary to modify bitumen [1]. The addition of polymers to bitumen has been proved to be effective to improve the performance significantly. The pavement with polymer modified bitumens (PMB) exhibits greater resistance to rutting andRead More
Solar Collector Could Change Asphalt Roads Into Renewable Energy Source Anyone who has walked barefoot across a parking lot on a hot summer day knows that blacktop is exceptionally good at soaking up the sun’s warmth. Now, a research team at Worcester Polytechnic Institute (WPI) has found a way to use that heat-soaking property for an alternative energy source. Through asphalt, the researchers are developingRead More
Horizontal bitumen tank Horizontal bitumen tank Storage and preparation of bitumen on site has a number of advantages for manufacturers. Availability of bitumen tank and bitumen boilers allows to create and replenish own supply of bitumen, alleviating concerns over market fluctuations and supply irregularities, which may disrupt a number of processes. There are various specialized storage and heatingRead More
Bitumen Emulsion TechnologyIn the road construction industry, bitumen serves as a binding material. At ambient temperatures howver, it is very viscous and cannot be used as intended without heating. In today’s modern road construction industry, there are three ways to make bitumen suitable for road construction projects: To warm up bitumen to between 100º and 200°C; ToRead More
Running Bitumen Emulsion EquipmentOn 30 June 2014, GlobeCore employees traveled to European country and conducted a successful launch and commissioning of GlobeCore model UVB-1 intended for the production of bitumen emulsion. Bitumen emulsion equipment manufactured and supplied by GlobeCore, is increasingly in demand. This is the result of a wide spread acceptance of and demand for the coldRead More
Skid Mounted Bitumen Modification UnitThe asphalt based road systems can no longer ensure the durability of the wearing surface because of the increased amount of heavy load carrying vehicles on our roads. In the not so distant past, this problem could be solved by using crushed aggregates of average size or stone mastic asphalt.The rapid development of motor vehiclesRead More
New Road Construction MaterialsIn today’s road construction industry, great importance is placed on road surface durability. It is generally accepted that it is impossible to improve road pavement durability without the application of new organic binding materials. These materials would include bitumen emulsions, modified bitumen and cold technologies used with the application of such materials. Modern cold applicationRead More
The Historical Commissioning of Bitumen Emulsion Plant in Tanzania On October 4, 2014, in Dar es Salaam (the United republic of Tanzania) there was held an official opening of the bitumen emulsion production plant. The historical aspect of this event is that it is the first bitumen emulsion plant in this country. And we are happy to inform that it was manufactured by GlobeCore.Read More
Running Bitumen Emulsion Equipment On 30 June 2014, GlobeCore employees traveled to European country and conducted a successful launch and commissioning of GlobeCore model UVB-1 intended for the production of bitumen emulsion. Bitumen emulsion equipment manufactured and supplied by GlobeCore, is increasingly in demand. This is the result of a wide spread acceptance of and demand for the coldRead More
Bitumen emulsion water phase production unit commissioned in Thailand 27 June 2014: all commissioning work for supply and preparation of water bitumen emulsion in Thailand were completed. GlobeCore specialists commissioned UVB type unit for bitumen emulsion water phase production and trained the customer’s personnel. Preparation of the water phase is one of the stages in the production of bitumen emulsions. Apart from the plantsRead More
GlobeCore office in the United Arab Emirates has moved! Dear customers! On June 5, 2014 our office in the United Arab Emirates moved. Now you can find us at: Globecore FZE Al Jazeera Al Hamra, P.O. Box 31291, RAKIA Business Centre 5, Building No. A4, Office No. 205 Ras Al Khaimah, United Arab Emirates. We are waiting for you! As before, our managers willRead More
A UVB-2 plant successfully commissioned in Vietnam Commissioning of the plant was completed on 8 May. The UVB-2 unit (22 m3/hour production capacity) was supplied to one of the country’s construction companies to modify bitumen with polymer. Modified bitumen, produced with GlobeCore’s UVB plant, is used in repair and construction of roads, bridges and overpasses. Such equipment is important for facilities, engagedRead More
The UVB-1 Unit Started to Produce Bitumen Emulsion in Azerbaijan In February 2014, GlobeCore’s employees visited Baku (Azerbaijan). The aim of the visit was to commission the UVB-1M unit (capacity 2 m3/h), delivered there before. It is designed to produce bitumen emulsions.All works planned were completed in time that allowed the representatives of Azerbaijan to start producing bitumen emulsions that fully comply with the worldRead More