Its adjustable slump and surface slickness minimize time delays on projects where placement is difficult or pumping is necessary. 23 28 25 0 obj<>stream Normal water reducers improve workability of lower strength concrete mixes. 0 Water Reducers, Mid-Range Provide excellent concrete workability and finishability. Non-chloride admixtures; Facilitates finishing to achieve desired surface appearance 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. This mid-range approach to water reducing admixtures allows for a wide range of usable … 0000012748 00000 n 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. 0000016243 00000 n MIRA® 35 is an aqueous solution of complex organic compounds, each of which contributes uniquely to the concrete’s final properties. Conventional water reducers. 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. 0000007774 00000 n �@��}�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� 0000004346 00000 n (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. MIRA® 35 is a mid-range water reducer specifically formulated to produce concrete with enhanced finishing characteristics and near-neutral set times. This application is ideal for use with lean, harsh ready mix concrete mixes or concrete containing fly ash. 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. 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. 0000009207 00000 n 0000011073 00000 n 0000010109 00000 n super plasticer (high-range water reducer) flowable concrete without compromising the water/cement ratio. 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. Giving the best workability, having superior slump retention and aiding in the production of High Performance Concrete (HPC) and Self Consolidating Concrete (SCC). %PDF-1.3 %���� P��c%;j}%�ISm�Bt� 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. 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. 0000001484 00000 n High-range water reducers, commonly called superplasticizers, were developed for high-strength and high-performance concrete applications. When used as a mid range water reducing admixture, water reduction up to 15 % can be obtained. mid-range water reducer. <]>> Especially beneficial in ready-mix applications. MIRA® Mid-Range Water Reducers Superior placeability and finishability for concrete flatwork. 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. Water-reducing admixtures reduce water usage and influence concrete setting characteristics to desired levels. Mid Range Water Reducer - MWR SikaPlast® Eco-60. 0000001404 00000 n 0000006039 00000 n 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. There is not an official ASTM classification for these admixtures, but they are usually approved as Type A or Type F admixture. Are required to achieve a minimum 5% water reduction. 0000014173 00000 n They include achieving the 5- to 8-inch slumps many contractors prefer. Concrete containing a water-reducing admixture require less water demand to reach required slumps than untreated concrete. 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. 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. MIRA® 35 does not contain calcium chloride as a functional ingredient. It is manufactured under rigid control, which provide uniform predictable performance. �7w�%IA�摥8{��SM`�cP���y}��3K1��U�INQ�V�� F���@��Y�. 0000001107 00000 n x�b```b``����� �� Ȁ �@16��%!YF֔E�-~H��������g'����▖���(��������� ����@Z����00�fP`8�Rʰ���Y�Y�نY��K1s� ]/d8�R������ �|�����$P�K9V���A � �@$w Mid-Range Water-Reducing Applications: Medium dosage, cost-effective water reducer. High temperatures often cause an increased rate of hardening which makes placing and finishing difficult. 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. Types of Mid-range Water Reducers Many ready mix suppliers today offer concretes containing mid-range water re d u c e r s . These admixtures are popular as they improve the finishability of concrete flatwork. MWR – Mid-Range Water reducer SikaPlast® 3-in-1. MRWRAs have several features that make them particularly suitable for many of today's ready-mixed concrete applications. trailer 0000017248 00000 n 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� (125-200 mm) Superior workability, pumpability and finishability qualities even in concrete mixtures containing low amounts of cementitious materials Mid-Range Water Reducing Admixture. 0000006915 00000 n Mid-range water reducers provide excellent concrete workability and finishability. Flatwork can be challenging for concrete contractors. Can reduce water content by at least 8% and as much as 15%. "���Jp�9��*��r��n��l��M��ƙ�.gf�U�T�u�:N�\��iJU3"ґzj褪?��+ɵM Ŭ9���� ��@�[���)@a�_=�[^�Fl�g��bLl�- … Multifunctional neutral set water reducer (WR-MWR-HWR) Contact Us. 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 promote superior workability and finishing of concrete, and improve concrete performance with excellent early strength and rheology. H�lU�r�0�������A�����:�S�Ɂ`l�qpj����"�"V�/�k��o߾���(��:N)2 U��7��*J,��*�1�:,R�qk��G��X.X��? endstream endobj 33 0 obj<>stream %%EOF 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. Retarding admixtures, which slow the setting rate of concrete, are used to counteract the accelerating effect of hot weather on concrete setting. 0000017200 00000 n 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. PLASTOL 341 is a mid-range/high-range water reducing and plasticizing admixture for concrete. Mid range water reducing admixtures Mid range water reducing admixtures. Water reducing admixture is also called a water reducing agent or water reducer. A conventional water reducer can reduce slump by about 1 to 2 inches without the addition of water. 0000001732 00000 n �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�� �� ���� 0000012509 00000 n 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. 0000011319 00000 n 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� 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. Manufacturers accommodate this lack Used with conventional slump concrete. multi-component, mid-range water-reducing admixture. ��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��. MasterPolyheed 997 admixture meets ASTM C 494/C 494M requirements for Type A, water-reducing, and Type F, high-range water-reducing, admixtures. As a concrete additive, water reducer for concrete plays a very important role in concrete applications. Mid-range water-reduced concrete is suitable for many applications, particularly slabs on grade, such as driveways and sidewalks, and other types of flatwork. Mid-range water-reducing admixtures (MRWRAs) provide many benefits, but occasionally produce an unwanted effect: unintentionally entrained air. 0000008020 00000 n 23 0 obj <> endobj Mid range water reducing admixtures Mid range water reducing admixtures. WRRe – Water Reducer Retarder SikaPlast® Eco-80 SK. CHRYSO ® Quad 520 EMx is a new generation multi-range water reducer which makes concrete less sensitive to water and fine content inconsistencies. 0000000016 00000 n 0000002921 00000 n 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. H�|UMo�0������e)�褻X�"��|�gR�d ��d��(�=lV����g����F�WU5������}&��8�_E� When used as a mid range water reducing admixture, water reduction up to 12 % can be obtained. 0000003160 00000 n Reducing the water content of concrete. it can also be used as a plasticizing admixture when administered in higher doses. 0000005203 00000 n Suitable for concrete containing fly ash. Mid-range water reducers are now commonly used, and they have a greater ability to reduce the water content. 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 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 … EUCON MR is a mid-range water-reducing and plasticizing admixture for concrete. It is supplied as a brown colored, low viscosity liquid. For high-end residential and commercial construction, concrete producers need a mix that can be easy to place and finish. xref Ideal for lean, harsh, ready-mix concrete. 0000015358 00000 n Improves workability and finishing qualities. 0000021395 00000 n 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. range) water reducers and high-range water reducers (superplasticizers). Water-reducing admixtures can be used to increase slump and workability of concrete without adding water, or to reduce water content of concrete. Applications Recommended for use in: All concrete applications where superior workability, pumpability and finishability qualities 0000001169 00000 n Low-range or normal water reducers can reduce the amount of water needed for a certain concrete mix by 5%. It is stable over a wide range of temperatures and works most effectively in mixes with a desired slump of 4 to 5 inches. 0000013933 00000 n 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. Mid-range water reducers provide more consistent setting times than standard water reducers. High-Range Water Reducers are used to reduce water demand at 12 - 30%. Please login with your username and password. Mid-Range water reducers. One gallon wei… 0000000856 00000 n Some of the recent admixtures are called mid-range water reducers. startxref Mid range water reducing admixtures Mid range water reducing admixtures. 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