Oxygen Index Tester - Test procedure for surface combustion method

Oxygen Index Tester - Test procedure for surface combustion method

Instrument structure:


A complete test of the burning properties of insulating liquids - Oxygen Index Tester consists of a quartz glass combustion cylinder, test disc, test disc support, flow measurement and control device, ignition source, paramagnetic or chemical oxygen sensor, timer, smoke exhaust system.

Oxygen Index Tester.jpg

Test methods:


(1) wick method in the specimen immersed in an inert material (such as glass wire, asbestos wire, etc.) made of wick , the


Ignition only let the wick ignite .


(2) surface combustion method, also known as the wickless method, ignition, the igniter against the entire surface of the liquid specimen, so that the entire surface are burning.

评论

发表评论

此博客中的热门博文

7 Steps of Martindale Abrasion And Pilling Tester

图片
7 Steps of Martindale Abrasion And Pilling Tester In this article, Standard Group introduces you about the operation method of  Martindale Abrasion And Pilling Tester : 1. Turn on the power and open the power switch on the side of the instrument; 2. Check the positioning of the 3 bearing pulleys; 3. Set the required number of revolutions; a) Press the "*" key under the display to zero all individual counters; b) Press "0" to stop the operation of a counter; c) Press "1" to count only the operation of one counter; d) Press "2" to clear the data displayed on one counter; 4. Place the specimen and abrasive into the specimen holder or abrasive table according to the requirements of different method standards
阅读全文

How to properly maintain the UV aging test box?

图片
How to properly maintain the UV aging test box? Maintenance measures for UV aging test chamber : 1. If the UV aging tester is not working, keep it dry and disconnect the power supply. 2. After the test, drain the water in the testing machine, and dry the working room and the cabinet. 3. After use, remember to cover the plastic cover to avoid dust intrusion. If there is dust, it should be removed in time. 4. The sensing device in the working room should not be subjected to strong impact; 5. The UV aging test chamber is best placed in a well-ventilated place (it is recommended to install a ventilation fan to keep the room ventilated), and it should not be installed in a dusty place.
阅读全文

What are the standards that Taber Rotary Abraser 5135 & 5155 meets?

图片
What are the standards that Taber Rotary Abraser 5135 & 5155 meets? The following is a partial list of standards to which the  Taber Abrasion Tester  conforms： AA-56032D "Trade Description Ink, Marking, Epoxy Base ANSI / ISEA 105 "American National Standard Hand Protection Selection Criteria ANSI / SAE Z26.1 "Safety Glass for Glazing Motor Vehicles and Motor Vehicle Equipment ANSI INCITS 322 "Card durability test method AS / NZS 1580.403.2 "Paint and Related Materials - Test Methods AS / NZS 4266.20 "Recycled Synthetic Panels - Test Methods AS 2001.2.28 "Test Methods for Textiles ASTM B607 "Standard Specification for Autocatalytic Nickel Boron Coatings for Engineering Purposes ASTM B733《Standard Specification for Autocatalytic Electroless Nickel-Phosphorus Coatings on Metals ASTM B893《Standard Specification for Hard Coating Anodizing of Magnesium for Engineering Purposes ASTM C1353《Standard Test Method for Determination of Abrasion Resistance...
阅读全文