Bitumen Softening Point Test using Ring-Ball Apparatus ...

Bitumen is viscous elastic material without sharply defined melting points. They gradually become softer and less viscous as the temperature rises. This is the reason why the softening point of bitumen is determined. Softening point is not a melting point…

What is a Softening Point? - Definition from Corrosionpedia

The softening point of a bituminous material can be defined as the temperature at which this bituminous material further softens after its arbitrary softness point is reached. There are various methods that are helpful in determining the softening point of a bituminous material. They are as follows: Vicat method as per ASTM D1525 or ISO 306.

Softening Point Test of Bitumen As Per IS: 1205-1978 ...

Softening point is the temperature at which the bituminous binders have an equal viscosity (i.e. the consistency of all the grades will be same at the softening point e.g. if two samples have softening points of 40 °C and 80 °C respectively, both will have the same consistency at their softening point.).

Penetration Test Of Bitumen | Bitumen Penetration Test ...

Penetration Test of Bitumen Procedure . Sample Preparation. Take the bitumen sample in a beaker and heat it to a temperature above its approximate softening point. For tars and pitches, it is heated up to 60 °C while bitumen is heated up to 90 °C. Allow the bitumen …

What is the softening point of bitumen? - Quora

Answer (1 of 2): The softening point is a test (usually called the ring-and-ball test) to determine the temperatures at which an asphalt binder achieves a specified degree of viscosity. In the test, a steel ball is placed on a disc of binder that is slowly heated until it becomes soft enough for ...

Practical 6 (1).pdf - PRACTICAL-06 SOFTENING POINT OF ...

8 2.7.Thermometers An ASTM Low Softening Point Thermometer, having a range from -2 to + 80°C or 30 to 180°F, and conforming to the requirements for Thermometer 15C or 15F as prescribed in Specification. 3. Procedure 3.1. Heat the bitumen until it comes to liquid form. 3.2. Fill the rings with bitumen and bring it at room temperature. 3.3. Assemble the apparatus with ring thermometer and ...

Softening Point IS: 334-1982, ASTM E28-67, ASTM D36, ASTM ...

Softening Point. Test References: IS: 334-1982, ASTM E28-67, ASTM D36, ASTM D6493. Brief Procedure : The softening point of bitumen or tar is the temperature at which the substance attains particular degree of softening. It is the temperature in ºC at which a standard ball passes through a sample of bitumen in a mould and falls through a ...

Softening Point Test | Construction How

A softening point determination apparatus geometry is set. Take a certain amount of sample to fill the ring and scrape of the extra sample from its surface through knife. The material is now subjected to heat ranging from 75 to 100 along with stirring to remove the air bubbles if any and any water constituent lately filtered through an IS Sieve ...

Softening Point – Pavement Interactive

Softening Point The softening point is defined as the temperature at which a bitumen sample can no longer support the weight of a 3.5-g steel ball. Although it is commonly used in Europe, it is mostly used for roofing asphalts in the U.S. Basically, two horizontal disks of bitumen, cast in shouldered brass rings (Figure 1), are heated at a ...

What Is Softening Point | Ring-Ball Test for Softening ...

Softening Point of Bitumen. Bitumens are viscoelastic materials without sharply defined melting points; they gradually become softer and less viscous as the temperature rises. The softening point of bitumen can be determined through the use of a ring-and-ball apparatus immersed in distilled water (30 to 80°C) or USP glycerin (above 80 to 157°C).

Exp 12 Softening Point of Bitumen - Civil Engineers PK

The softening point is defined as the mean of the temperatures at which the bitumen disks soften and sag downwards a distance of 25 mm under the weight of a steel ball. 1- This method is useful in determining the consistency of bitumen as one element in …

Test On Bitumen - SlideShare

SOFTENING POINT TEST The softening point of bitumen is usually determined by ring and ball test. Generally higher softening point indicates lower temperature suscepti-bility and is preferred in warm cli-mates. The softening point of various bitumen grades used …

Softening point of bitumious - SlideShare

The softening point value has particular significance for materials which are to be used as thick films such as joint and crack fillers and roofing materials. high softening point ensures that they will not flow in service. For a bitumen of a given penetration (determined at 25 C), the higher the softening point the lower the temperature ...

K95100 Automatic Softening Point of Bitumen

Determines the softening point of bitumen in the range from 30 to 157°C (86 to 315°F) using the ring and ball apparatus immersed in distilled water (30 to 80°C), USP glycerin (above 80 to 157°C), or ethylene glycol (30 to 110°C).

Softening point of Bituminous Material or Tar

The point at which the bitumen or the tar is softened is the accurate temperature substance achieves specific degree of softening. As per IS: 334-1982, it is the precise temperature in ºC at which an average ball permits through a specimen of bitumen in …

Standard Test Method for Softening Point of Bitumen (Ring ...

Softening Point of Bitumen (Ring-and-Ball Apparatus)1 This standard is issued under the fixed designation D 36; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.

Softening point - Wikipedia

The softening point is the temperature at which a material softens beyond some arbitrary softness. It can be determined, for example, by the Vicat method (ASTM-D1525 or ISO 306), Heat Deflection Test (ASTM-D648) or a ring and ball method (ISO 4625 or ASTM E28-67/E28-99 or ASTM D36 or ASTM D6493 - 11 or JIS K 6863). A ring and ball apparatus can also be used for the determination of softening ...

SOFTENING POINT ˜ RING AND BALL

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 has had a deformation of 25 ± 0,4 mm by a ball while heated. Defi nition and Terminology Softening Point Ring and Ball: Temperature at which bitumen and bituminous binders attains

Why is the softening point testing of bitumen important ...

Answer (1 of 2): ***SOFTENING POINT OF BITUMEN**** ..Softening point of bitumen is the temperature at which the steel ball of 3.5 gm penitrates the bitumen specimen by 25 mm (i.e. 1 inch.) In depth. #####SIGNIFICANCE / IMPORTANCE OF SOFTENING POINT TEST ON BITUMEN##### * Bitumen is viscous el...

Bitumen Softening Point Test | Asphalt Softening Point ...

Bitumen Softening Point Test. Softening Point denotes the temperature at which the Bitumen attains a particular degree of Softening under the specified condition of test. The test conducted by using Ring and Ball apparatus. A brass ring containing test sample of bitumen is suspended in liquid like water or glycerin at a given temperature. A ...

Softening Point Test Of Bitumen - Procedure [Civil Planets]

Softening point test of bitumen is done to determine the consistency of bitumen. This test gives an idea of the temperature at which the bitumen attain certain viscosity. Softening point is defined as the temperature at which bitumen softens beyond some arbitrary softness i.e. bitumen softens and sags down about 25mm below the weight of steel ball.

Determining Softening Point Of Bitumen - Civil Engineering ...

Determining Softening Point Of Bitumen. This test is done to determine the softening point of asphaltic bitumen and fluxed native asphalt, road tar, coal tar pitch and blown type bitumen as per IS: 1205 – 1978. The principle behind this test is that softening point is the temperature at which the substance attains a particular degree of ...

Standard Test Method for Softening Point of Bitumen …

Softening Point of Bitumen (Ring-and-Ball Apparatus)1 This standard is issued under the fixed designation D36/D36M; the number immediately following the designation indicates the year

Ring-Ball Test for Softening Point of Bitumen, Asphalt and ...

The softening point of bitumen or tar is the temperature at which the substance attains particular degree of softening. As per IS: 334-1982, ASTM E28-67 or ASTM D36 or ASTM D6493 - 11, it is the temperature in ºC at which a standard ball passes through a sample of bitumen in a mould and falls through a height of 2.5 cm, when heated under water ...

Softening Point Test Of Bitumen - Procedure [Civil Planets]

So the softening point test is conducted to ensure that the bitumen can withstand the hot weather conditions. According to the requirement of the usage, the bitumen can be classified and used for pavement construction. Objective. To determine the softening point of the bitumen …

Softening Point - an overview | ScienceDirect Topics

The softening point is defined as the temperature at which the resin flows under a given load on heating. Several standard methods have been proposed to determine the softening point of resins. (1) Ring and Ball method (R&B) — ASTM D 3461-76, DIN ISO 4625. This method is the most frequently used to determine the softening point of resins.

Softening Point Ring and Ball Apparatus - Gilson Co.

LP-16 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 compliance with standard test procedures. Steel balls are placed on top of bitumen specimen disks in test rings in a bath.

Softening point test - RAHA Bitumen Co.

In this test, a steel ball (weight 3.5 g) is placed on a sample of bitumen contained in a brass ring that is then suspended in a water or glycerin bath. The apparatus is shown in Fig. 7.2. Water is used for bitumen with a softening point of 80°C or below and glycerin is used for softening …

[Solved] The softening point of various bituminous grades ...

50. Penetration value denotes the hardness or softness of bitumen by measuring the depth in millimetre to which a standard loaded needle that penetrates vertically in five seconds while the temperature of the bitumen sample is maintained at 25 ° C. As the value of minimum softening point varies from 40-50, the correct option matches is 35 – 70.

Standard Test Method for Softening Point of Bitumen (Ring ...

1.1 This test method covers the determination of the softening point of bitumen in the range from 30 to 157 °C [86 to 315 °F] using the ring-and-ball apparatus immersed in distilled water [30 to 80 °C] or USP glycerin (above 80 to 157 °C). 1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard ...

Softening Point of Bitumen - IIT Bombay

Softening Point of Bitumen Procedure . When you open Softening test on bitumen simulation, a window will open as shown below, click on Description to understand the terminologies, click on NEXT button to proceed.

Softening point test on Bitumen – we civil engineers

AIM: To determine the softening point of asphaltic bitumen and fluxed native asphalt, road tar, coal tar pitch and blown type bitumen as per IS: 1205 - 1978. PRINCIPLE: It is the temperature at which the substance attains a particular degree of softening under specified condition of the test. APPARATUS: i) Ring and ball apparatus…