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环球法软化点（ring and ball softening point），是指钢球贯穿试样接触金属板时的温度。
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2012年8月23日 The ring and ball method which briefly consists of determin- of the best methods for such tests. Published directions for making the test are, and procedure used at the National
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2024年6月14日 Softening Point Ring and Ball is the second oldest test method applied to bitumen, after needle penetration. It is the temperature at which a bitumen sample in a ring
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Softening Point of Bitumen (Ring-and-Ball Apparatus)1 This standard is issued under the fixed designation D36; the number immediately following the designation indicates the year of
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2020年12月1日 Ring and Ball Softening Points of Resins. A Constant-Temperature Air-Bath Method. Note: In lieu of an abstract, this is the article's first page. This article has not yet been
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Softening point (SP) is an important thermal parameter for the characterization of materials in many industries. The two standard analytical methods used across a range of samples from
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Softening Point Ring and Ball Apparatus determine the softening point of asphalt, coal tar pitch and other viscoelastic bitumens in the range of 30°–157°C (86°–315°F). The unit simultaneously tests two samples for optimal
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2023年9月12日 Ring-and-Ball vs. Cup Assessment of Soften Softening point (SP) is an imp( in many industries. The two sl from bitumen to greases, wax( ball method. The question tha
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2006年12月1日 软化点在沥青分类中很有用,作为确定运输或供应来源均匀性的一个因素,并指示材料在使用中遇到的高温下流动的趋势. 百度学术集成海量学术资源，融合人工智能、深度学习
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The ring and ball method which briefly consists of determining the temperature at which a disk of the material held in a ring and loaded with a ball will flow through a definite distance when
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The Automatic Ring and Ball Tester allows fully automatic performance of softening point determination of binders conforming to most common international Standards. Two binder specimens, cast in shouldered brass rings, are heated
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RB36: Ring Ball. Request a Quote . ASTM D36, ASTM E28, EN 1427, IP 58, ISO 4625. The RB36 5G is designed for measuring product temperatures from 0°C to 220°C. The instrument enables simultaneous testing of two samples with independent monitoring. Simply load the sample and with a few keystrokes, the test is started.
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Standards. EN 1427; ASTM D36; AASHTO T53 UTEST UTB-0240 Automatic Ring and Ball/Softening Point Tester is an innovative microprocessor controlled automatic testing device which is used for determining the softening point of
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2024年10月23日 The ring and ball apparatus consist of following: Steel balls – two numbers each of 9.5 mm dia. And weighting 3.5 ± 0.05 g. Brass rings – two numbers of the ring each having depth of 6.4 mm. The inside diameter at the bottom is 15.9 mm and the top is 17.5 mm. Ball guides – to guide the movement of steel balls keeping it in the center.
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Ring and Ball Test Set (Softening Point Apparatus), Analog Model: B1790/D: Ring and Ball Test Set (Softening Point Apparatus), Digital Model: G300/05: Analog Magnetic Stirrer with Heater: G300/06: Digital Magnetic Stirrer with Heater: B1790/01: Steel Balls, 9.5 mm dia: B1790/02: Frame (Thermometer and ring holder, ball centering guide and ...
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2023年3月1日 Automatic Ring and Ball Tester, 230V/50-60Hz/1ph. Conforming to EN 1427, ASTM D36, AASHTO T53, IP 58, JIS K 2207, for the automatic determination of the softening point of bituminous materials. 81-PV0145/2 Steel ball 81-PV0145/3 Ball centering guide 81-PV0143/1 600 ml beaker
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The Ring and Ball Apparatus has a magnetic stirrer with adjustable heating facility and digital display of temperature. Each unit comes with a bath of heat-resistant glass, tapered rings, ball centering guide, steel balls, ring holder and a hot plate. Download Brochure; Request a quote ;
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Via delle Industrie, 25 - 24048 Treviolo (BG) - Italy Phone +39 035 2055011 - Fax +39 035 2055055 Email: info@matest - VAT. 01696470168
Read MoreThe Ring and Ball Apparatus is a precision testing instrument specifically designed for determining the softening point of bituminous materials, such as asphalt and pitch. This apparatus operates on the principle of heating a substance along with two horizontal rings until the material softens and flows down at a specific temperature ...
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2024年10月16日 Complete with beaker 600 ml, stirring rod and insert frame with 2 test rings, test balls and 2 ball centring devices. The user languages are German, English and French. Additional information. Electrical data: 230 V, 50/60 Hz, 0.7 kW. Dimensions approx. 290x580x380 mm. Weight approx. 1,7 kg.
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2006年12月1日 Standard Test Method for Softening Point of Bitumen (Ring-and-Ball Apparatus) 来自 掌桥科研 喜欢 0 阅读量： 21 标准号： ASTM D36-06 摘要： 1.1本试验方法包括使用浸入蒸馏水(30至80℃),USP甘油(80至157℃)或乙二醇(30至110℃)中的环形 ...
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2024年9月25日 Digital, Auto Ring and Ball Apparatus Supports the following standards: ASTM D36, AASHTO T53, EN 1427, BIS 2000, DIN 52011, UNE 7111 Read More. Read Less. Purchase Options Part Number Name. Price. QTY.
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2023年9月12日 Ring-and-Ball vs. Cup Assessment of Soften Softening point (SP) is an imp( in many industries. The two sl from bitumen to greases, wax( ball method. The question tha methods compare. Statistical
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2023年3月1日 Automatic Ring and Ball Tester, 230V/50-60Hz/1ph. Conforming to EN 1427, ASTM D36, AASHTO T53, IP 58, JIS K 2207, for the automatic determination of the softening point of bituminous materials. 81-PV0145/2 Steel ball 81-PV0145/3 Ball centering guide 81-PV0143/1 600 ml beaker
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Read MoreTwo laser sensors detect the balls fall determining the softening point. The bath temperature is measured by an electronic system maintaining the gradient (5 °C/min) as specified by the Standards. A magnetic stirrer with electronic speed adjustment from 0 to 160 rpm also ensures a uniform temperature in the vessel during the test execution.
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Softening Point Ring and Ball Apps. determines the softening point of asphalt, coal tar pitch and other viscoelastic bitumens in the range of 30°—157°C. The unit simultaneously tests two samples for optimal compliance w/standard test procedures. Steel balls
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