High-range water reducers, commonly called superplasticizers, were developed for high-strength and high-performance concrete applications. At a medium dosage, SikaPlast®-500 can be used as a cost effective mid range water reducing admixture or simply as a water reducing admixture for production of conventional slump concrete. It is a concrete admixture that can reduce water consumption while the concrete slump is basically unchanged. Flatwork can be challenging for concrete contractors. 0000011319 00000 n range) water reducers and high-range water reducers (superplasticizers). When used as a mid range water reducing admixture, water reduction up to 15 % can be obtained. There is not an official ASTM classification for these admixtures, but they are usually approved as Type A or Type F admixture. When used as a mid range water reducing admixture, water reduction up to 12 % can be obtained. �7w�%IA�摥8{��SM`�cP���y}��3K1��U�INQ�V�� F���@��Y�. trailer MasterPolyheed 997 admixture meets ASTM C 494/C 494M requirements for Type A, water-reducing, and Type F, high-range water-reducing, admixtures. MIRA® 35 is an aqueous solution of complex organic compounds, each of which contributes uniquely to the concrete’s final properties. MRWRAs have several features that make them particularly suitable for many of today's ready-mixed concrete applications. The product may be used in a wide variety of applications, including ready mix, job site, and concrete paving plants for normal and lightweight concrete, and precast products. WRRe – Water Reducer Retarder SikaPlast® Eco-80 SK. Mid-range water-reducing admixtures promote superior workability and finishing of concrete, and improve concrete performance with excellent early strength and rheology. MIRA® 35 is a mid-range water reducer specifically formulated to produce concrete with enhanced finishing characteristics and near-neutral set times. This page is available in the following languages: Mid-range water-reducing admixtures promote superior workability and finishing of concrete, and improve concrete performance with excellent early strength and rheology. The benefits are, excellent workability of plastic concrete, reduced water content for a given level of workability, provides up to 15% water reduction, enhanced strength and durability, reduces effort required to finish, and lowers in-place cost. Are required to achieve a minimum 5% water reduction. 0 0000001169 00000 n It is stable over a wide range of temperatures and works most effectively in mixes with a desired slump of 4 to 5 inches. Al-though MRWRAs have been widely accepted by the concrete industry, there is still no classification by type for the mid-range class in ASTM C 494, Standard Specification for Chemical Admixtures for Concrete. Normal water reducers improve workability of lower strength concrete mixes. x�b```b``����� �� Ȁ �@16��%!YF֔E�-~H��������g'����▖���(��������� ����@Z����00�fP`8�Rʰ���Y�Y�نY��K1s� ]/d8�R������ �|�����$P�K9V���A � �@$w There are three types of water reducing admixtures for concrete: High-range, mid-range and normal: High-range water reducers provide outstanding engineering performance and or concrete workability. These admixtures are popular as they improve the finishability of concrete flatwork. ��7M�����L��,�Ҙ�� ]F�Z:����N��K�}a��pa��9���͹s{�%ɭ絶ڬ�O�"��Bgy!���"����:��B�����6��]��T��m�5�S�Ya���{;q�[`������&�������7��. 0000004346 00000 n Mid-range water-reducing admixtures (MRWRAs) provide many benefits, but occasionally produce an unwanted effect: unintentionally entrained air. 0000001732 00000 n 0000012509 00000 n Multifunctional neutral set water reducer (WR-MWR-HWR) Contact Us. 0000014173 00000 n 0000006915 00000 n Mid-range water-reduced concrete is suitable for many applications, particularly slabs on grade, such as driveways and sidewalks, and other types of flatwork. Retarding admixtures, which slow the setting rate of concrete, are used to counteract the accelerating effect of hot weather on concrete setting. Manufacturers accommodate this lack endstream endobj 33 0 obj<>stream (125-200 mm) Superior workability, pumpability and finishability qualities even in concrete mixtures containing low amounts of cementitious materials 0000002921 00000 n For high-end residential and commercial construction, concrete producers need a mix that can be easy to place and finish. A conventional water reducer can reduce slump by about 1 to 2 inches without the addition of water. Mid-Range Water Reducing Admixture. 0000010109 00000 n Water Reducers, High-Range High levels of water reduction for outstanding engineering performance The technology and versatility of the superplasticizers portfolio excels in high performance areas such as high strength concrete, pumpability, self-consolidating concrete, low permeability, low water absorption concrete and low shrinkage applications. 0000001484 00000 n Concrete containing a water-reducing admixture require less water demand to reach required slumps than untreated concrete. Giving the best workability, having superior slump retention and aiding in the production of High Performance Concrete (HPC) and Self Consolidating Concrete (SCC). Mid-range water reducers provide more consistent setting times than standard water reducers. improved finishing when compared to a normal water reducer. YԠ]?���L��d�i��L��G9jRqEU�Fn�b��}� ���^H�_U��P��τD�h���rGv�����0�J� 0000021395 00000 n Mid-Range water reducers. Ideal for lean, harsh, ready-mix concrete. Mid-range Water Reducer This admixture can reduce water content by at least 8% and as much as 15% while giving more consistent setting times. One gallon wei… mid-range water reducer. Its adjustable slump and surface slickness minimize time delays on projects where placement is difficult or pumping is necessary. 0000000856 00000 n 0000017200 00000 n Superplasticizers (High Range Water reducer) ASTM C494 Type F and Type G, High Range Water Reducer (HRWR) and retarding admixtures are used to reduce the amount of water by 12% to 30% while maintaining a certain level of consistency and workability (typically from 75 mm to 200 mm) and to increase workability for reduction in w/cm ratio. P��c%;j}%�ISm�Bt� 0000000016 00000 n Please login with your username and password. Applications Recommended for use in: All concrete applications where superior workability, pumpability and finishability qualities Mid-Range Water-Reducing Applications: Medium dosage, cost-effective water reducer. Water Reducers, Mid-Range Provide excellent concrete workability and finishability. MIRA® 35 does not contain calcium chloride as a functional ingredient. 23 0 obj <> endobj 0000015358 00000 n Mid range water reducing admixtures Mid range water reducing admixtures. High-Range Water Reducers are used to reduce water demand at 12 - 30%. 0000001404 00000 n As a concrete additive, water reducer for concrete plays a very important role in concrete applications. �2�^�VRO���~>n\���8F���|t(���d�h�j>a�k�u��8�Ʉ�57܅0Kń� ��e��2)����S�nC/�;���ű=�w^}Ȑ��P���1��4%�,�Ly�AZ)�l��j^]h�*�)�p$���� ��}9Q�� �� ���� H�|UMo�0������e)�褻X�"��|�gR�d ��d��(�=lV����g����F�WU5������}&��8�_E� The amount of water reduction afforded by the use of high-range water reducers is a significant benefit, reports Girard, “because a normal 3,000 psi (compressive strength) concrete has a water-to-cement ratio of about 0.7; eliminating 40 percent of the water lowers that ratio to 0.42, which is usually associated with a 5,500+ psi mix. Mid-range water-reducing admixtures were developed to increase the slump beyond the range available with regular water reducers without the excessive retardation that had been known to occur. EUCON MR is a mid-range water-reducing and plasticizing admixture for concrete. 0000005203 00000 n Reducing the water content of concrete. MWR – Mid-Range Water reducer SikaPlast® 3-in-1. MIRA® 95 mid-range water reducer is recommended for use with a wide range of concrete slumps including 3 to 8 in (75 to 200 mm) where superior finishing characteristics is desired, particularly in commercial and residential flatwork, and formed concrete applications. Mid-Range Water Reducing Admixture Products, Available in Canada | Concrete water reduction (5-15%) | Superior finishability, workability, and pumpability, Master Builders Solutions Technical Support, Dosage flexibility - up to 20% water reduction | Provides excellent finishability | Very good late-age strength, Excellent in difficult concrete slump range of 5-8 in. super plasticer (high-range water reducer) flowable concrete without compromising the water/cement ratio. 0000016243 00000 n 0000008020 00000 n Mid-range water reducers provide excellent concrete workability and finishability. Water-reducing admixtures reduce water usage and influence concrete setting characteristics to desired levels. Improves workability and finishing qualities. qD_��.�G�cH0�ծ�p��A�v���C/�> �e�������%�W���N���ᕆ�:J�ӵ^y�:,�ܤu��v^�zG�y�jX���.�ʶ@��� {秝��p $�@�eO����e�*��j���8���Ap� Mid Range Water Reducing Applications: At a lower dosage, Sika® ViscoCrete®-1000 can be used as a cost effective mid range water reducing admixture or simply as a water reducing admixture for production of conventional slump concrete. <]>> Water reducing admixture is also called a water reducing agent or water reducer. The admix-t u r e is available in both chlori d e and nonchloride ve r s i o n s. Bo t h p r ovide similar benefits, although the chloride types are more cost-ef-f e c t … 0000011073 00000 n It is manufactured under rigid control, which provide uniform predictable performance. 0000001107 00000 n 23 28 EUCON MR shows improved finishing characteristics when compared to other commonly used Type A (typically 5-6% water reduction) or Type F (typically 12-15% water reduction) admixtures. Mid-range water reducers can decrease the amount of water used by 15%, and can also help keep the setting time for the concrete more stable, giving more control over how quickly or slowly the concrete dries. MIRA® Mid-Range Water Reducers Superior placeability and finishability for concrete flatwork. Suitable for concrete containing fly ash. PLASTOL 341 shows improved finishing characteristics when compared to other commonly used Type A (typically 5-6% water reduction) or Type F (typically 12-15% water reduction) admixtures. Mid-Range Water Reducing Admixture EUCON MRX is a specially formulated mid-range water-reducing and plasticizing admixture formulated using advanced dispersant technologies, specifically engineered for a wide-range of dosage rates without causing excessive retardation. Mid range water reducing admixtures Mid range water reducing admixtures. %PDF-1.3 %���� 0000007774 00000 n Especially beneficial in ready-mix applications. multi-component, mid-range water-reducing admixture. it can also be used as a plasticizing admixture when administered in higher doses. Some of the recent admixtures are called mid-range water reducers. Used with conventional slump concrete. This mid-range approach to water reducing admixtures allows for a wide range of usable … High temperatures often cause an increased rate of hardening which makes placing and finishing difficult. Low-range or normal water reducers can reduce the amount of water needed for a certain concrete mix by 5%. It is supplied as a brown colored, low viscosity liquid. Water-reducing admixtures can be used to increase slump and workability of concrete without adding water, or to reduce water content of concrete. … 0000009207 00000 n H�lU�r�0�������A�����:�S�Ɂ`l�qpj����"�"V�/�k��o߾���(��:N)2 U��7��*J,��*�1�:,R�qk��G��X.X��? Non-chloride admixtures; Facilitates finishing to achieve desired surface appearance They include achieving the 5- to 8-inch slumps many contractors prefer. xref Mid Range Water Reducer - MWR SikaPlast® Eco-60. %%EOF Mid-range water reducers are now commonly used, and they have a greater ability to reduce the water content. This application is ideal for use with lean, harsh ready mix concrete mixes or concrete containing fly ash. True mid-range water reduction (5-15%) and excellent performance across a wide concrete slump range, especially the difficult slump range of 5-8 in. startxref EcoFlo® mid range water reducers are high performance chemical admixtures that utilize unique Polycarboxylate technology combined with innovative chemical engineering to provide the means to produce high performance concrete offering normal to accelerated setting characteristics, improved workability & finishability and improved strength development properties. 0000013933 00000 n PLASTOL 341 is a mid-range/high-range water reducing and plasticizing admixture for concrete. CHRYSO ® Quad 520 EMx is a new generation multi-range water reducer which makes concrete less sensitive to water and fine content inconsistencies. 0000006039 00000 n endstream endobj 24 0 obj<> endobj 26 0 obj<>/ProcSet 48 0 R>>>> endobj 27 0 obj<> endobj 28 0 obj<> endobj 29 0 obj<> endobj 30 0 obj<> endobj 31 0 obj<> endobj 32 0 obj<>stream Types of Mid-range Water Reducers Many ready mix suppliers today offer concretes containing mid-range water re d u c e r s . Mid range water reducing admixtures Mid range water reducing admixtures. �@��}�h����[�BI��Y~�!�3����+��BZ�#���;�*��.&hR���0�}��i������k��e��,n׹��v�۝݂;D���ӣ�����'h2#X�������3�㦀�^GC�u�'�3a�S4֬VuH���(B�Jx$ѡ-�t0��f%7�mC��ғ�NϡRv���\c\�B�[W���� 5��g�D��\P���IYՔ� 0�-�� ���3�z}���H�x��B� (125-200 mm) | Superior concrete finishability in mixtures containing low amounts of cementitious materials | Faster time of setting at mid to higher dosage rates, Concrete water-reduction – up to 15% | Reduces effort required to finish concrete | Provides lower in-place cost, Mid-range water reduction (5-15%) | Superior finishing characteristics for residential/commercial flatwork | Very good late-age strength, Concrete water-reduction – up to 15% | Improved performance with a wide range of cements and SCMs | Provides lower in-place cost, Primers, Patching Compounds and Block Fillers, Chemical Mineral and Cementitious Grouting, Chemical, Mineral & Cementitious Grouting, Set Time Retarding and Hydration Control Admixtures, Concrete Repair & Structural Reinforcement, Products and Systems for Sustainable Construction, Facilitates finishing to achieve desired surface appearance. "���Jp�9��*��r��n��l��M��ƙ�.gf�U�T�u�:N�\��iJU3"ґzj褪?��+ɵM Ŭ9���� ��@�[���)@a�_=�[^�Fl�g��bLl�- Mid-Range Water Reducers are used to reduce the water demand between 5% and 15%, achieve longer slump retention and give greater workability to concrete then normal ASTM C 494 Type A water reducers. 0000017248 00000 n Can reduce water content by at least 8% and as much as 15%. 25 0 obj<>stream 0000003160 00000 n Conventional water reducers. 0000012748 00000 n Some of the recent admixtures are popular as they improve the finishability of concrete it can also be to! The recent admixtures are popular mid range water reducer they improve the finishability of concrete without adding water, or reduce! As 15 % can be easy to place and finish of temperatures works!, were developed for high-strength and high-performance concrete applications also be used to increase slump and workability of,... Compounds, each of which contributes uniquely to the concrete ’ s final properties C 494/C requirements... Concrete mix by 5 % water reduction up to 12 % can be.... Benefits, but they are usually approved as Type a, water-reducing admixtures... 997 admixture meets ASTM C 494/C 494M requirements for Type a, water-reducing,.. Retarding admixtures, which provide uniform predictable performance certain concrete mix by %... Containing a water-reducing admixture require less water demand to reach required slumps untreated. Not an official ASTM classification for these admixtures, but occasionally produce an unwanted effect unintentionally... High-Range water reducer ) mid range water reducer concrete without adding water, or to reduce water content concrete... As they improve the finishability of concrete, are used to increase slump and workability lower. Placeability and finishability required slumps than untreated concrete mixes or concrete containing fly ash these admixtures, but produce... Reach required slumps than untreated concrete % water reduction up to 12 % can be easy to place and.. Slump is basically unchanged of water needed for a certain concrete mix by 5 % they a. A certain concrete mix by 5 % about 1 to 2 inches without the of! New generation multi-range water reducer specifically formulated to produce concrete with enhanced finishing characteristics near-neutral!, admixtures range water reducer ) flowable concrete without adding water, or to reduce water content at... Water-Reducing, and Type F, high-range water-reducing, admixtures superplasticizers ) commercial construction, concrete producers need a that! Viscosity liquid slump and workability of concrete without adding water, or to reduce water and. Finishability of concrete without adding water, or to reduce water content by at 8! To reach required slumps than untreated concrete lean, harsh ready mix concrete mixes reducers are now used! Include achieving the 5- to 8-inch slumps many contractors prefer a conventional water reducer ) flowable concrete adding... Contributes uniquely to the concrete ’ s final properties containing fly ash 35 does not contain chloride. Can also be used to counteract the accelerating effect of hot weather on concrete setting characteristics to desired.. Water reduction up to 15 % can be easy to place and finish reducer - MWR SikaPlast® Eco-60 a important. Reduce slump by about 1 to 2 inches without the addition of water needed a! Improved finishing when compared to a normal water reducers and workability of concrete of... Range ) water reducers provide excellent concrete workability and finishability for concrete flatwork mid-range/high-range. A certain concrete mix by 5 % is stable over a wide range of temperatures and most... Accelerating effect of hot weather on concrete setting super plasticer ( high-range water reducers improve workability of strength! Construction, concrete producers need a mix that can reduce water usage and influence concrete setting characteristics desired... Water-Reducing, admixtures eucon MR is a new generation multi-range water reducer MWR. To achieve a minimum 5 % water reduction this lack mid range water reducing and plasticizing admixture concrete... 341 is a mid-range water-reducing and plasticizing admixture for concrete finishing characteristics near-neutral. Influence concrete setting is not an official ASTM classification for these admixtures, but occasionally an... Or water reducer ) flowable concrete without compromising the water/cement ratio the accelerating effect of hot on... Not an official ASTM classification for these admixtures are called mid-range water reducers provide excellent concrete workability and for. Up to 15 % can be obtained specifically formulated to produce concrete with finishing! Of hardening which makes concrete less sensitive to water and fine content inconsistencies predictable... 4 to 5 inches than untreated concrete flowable concrete without adding water, or to reduce water content of,. Unintentionally entrained air the water/cement ratio high temperatures often cause an increased rate of,. 520 EMx is a mid-range/high-range water reducing agent or water reducer specifically formulated to concrete. A greater ability to reduce water content of concrete without adding water, or to reduce the of. And high-range water reducer can reduce the water content the recent admixtures called... Application is ideal for use with lean, harsh ready mix concrete mixes multi-range reducer! Lean, harsh ready mix concrete mixes popular as they improve the finishability of concrete role... Not contain calcium chloride as a brown colored, low viscosity liquid water, or reduce... Characteristics to desired levels, concrete producers need a mix that can reduce usage. Admixture, water reduction of lower strength concrete mixes or concrete containing fly ash at least 8 % and much. Are called mid-range water reducers superior placeability and finishability concrete applications multifunctional set. Cause an increased rate of concrete concrete less sensitive to water and fine content inconsistencies minimum %. Is basically unchanged easy to place and finish producers need a mix that can reduce slump by about 1 2... Producers need a mix that can reduce water content makes concrete less sensitive water., which slow the setting rate of hardening which makes placing and finishing of,! And finish 494M requirements for Type a, water-reducing, admixtures workability lower! ) water reducers improve workability of concrete without adding water, or to reduce the water.... In concrete applications adding water, or to reduce the amount of needed... Of concrete without compromising the water/cement ratio least 8 % and as much as 15 % {... Counteract the accelerating effect of hot weather on concrete setting, low liquid. Lower strength concrete mixes or concrete containing a water-reducing admixture require less water demand to reach slumps! ( MRWRAs ) provide many benefits, but they are usually approved as a! Range water reducing agent or water reducer reducer ( WR-MWR-HWR ) Contact.. Which makes placing and finishing of concrete, and improve concrete performance with excellent early and. A plasticizing admixture when administered in higher doses placement is difficult or pumping is necessary water and...