About Ring And Ball Apparatus (Electrical)
Specification:
Electrical heating, with a Heater and Energy Regulator, Suitable for operation on 230 V, 50Hz, Single Phase, A.C. supply. Each unit is supplied with bath of heat resistant
glass and the following.
| ZI 4002-A |
Tapered Rings |
2 Nos. |
| ZI 4002-B |
Steel Ball, of 9.5mm dia. |
2 Nos. |
| ZI 4002-C |
Ring Holder |
1 No. |
| ZI 4002-E |
Electric Heater (Hot Plate) |
1 No. |
| Essential Accessories: |
| ZI 4002-F |
Thermometer IP 60 C, Range : -2 C to 80 C |
| ZI 4002-G |
Range: 30 C to 200C |
Advanced Heating and Precise ControlWith a nickel-chromium plated heating coil and electrical heating controls, the Ring And Ball Apparatus offers consistent and finely-tuned temperature increases. The device uses either manual or controlled heating rate modes, making it suitable for rigorous laboratory testing environments.
Versatile and Durable ComponentsManufactured using powder-coated mild steel or stainless steel support frames, along with heat-resistant borosilicate glass baths, the apparatus resists corrosion and ensures longevity. Included accessories such as two steel balls, ring holders, and a thermometer promote ease of setup and accurate testing.
Safety and International ComplianceSafety mechanisms like a heat-resistant platform and over-temperature protection safeguard users during operation. The apparatus meets multiple compliance standards including IS:1205, ASTM D36, IP 58, and BS 2000, ensuring reliable results and international acceptance.
FAQ's of Ring And Ball Apparatus (Electrical):
Q: How does the Ring And Ball Apparatus (Electrical) determine the softening point of bitumen?
A: The device heats a bath containing the test samples, gradually increasing temperature using a controlled nickel-chromium heating coil. As the temperature rises, the steel balls placed on the bitumen drop through the rings once the material softens, and the temperature is recorded as the softening point.
Q: What materials are used to construct the bath and safety components?
A: The bath is made from borosilicate glass or a heat-resistant beaker, ensuring durability under high temperatures. Safety features include a heat-resistant platform and over-temperature protection to prevent accidents during use.
Q: When should glycerin be used as the sample medium instead of distilled water?
A: Distilled water is used for tests up to 80C. Glycerin is recommended as the sample medium if the required softening point is above 80C, as it provides stable heat transfer at higher temperatures.
Q: Where is this apparatus commonly used and by whom?
A: This equipment is widely utilized in laboratories for materials testing by manufacturers, dealers, exporters, traders, and suppliers in the construction and petrochemical industries throughout India.
Q: What steps are involved in conducting a test using the apparatus?
A: The process includes preparing samples and rings, filling the bath with the appropriate medium, setting up the thermometer, heating at a controlled rate, and observing when the steel balls drop as the material softens. The corresponding temperature is recorded as the softening point.
Q: How many specimens can be tested simultaneously, and what is the typical test speed?
A: Two specimens can be tested at the same time, allowing dual sample testing. The test speed is controlled by the heating rate, typically set at 5C per minute for accurate results.
Q: What benefits does the Ring And Ball Apparatus (Electrical) offer over manual systems?
A: Electrical control provides more uniform heating, increased precision, reduced human error, enhanced safety, and greater compliance with industry standards, ensuring valid and repeatable test outcomes.