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Question:

How to distinguish between the color of calcium silicate board is good or bad

How to distinguish between the color of calcium silicate board is good or bad

Answer:

Through the inspection organization for the most deep detection: The above two methods can only distinguish between the higher cotton content of calcium silicate board inside the product is not rich in asbestos, but if the low rate of cotton situation, we use the above two methods are unable to identify the plate is not containing asbestos , If the order received by the order must be 100% non-asbestos sheet, then suggest that you still take the sample to the test organization to do a detailed asbestos and its physical properties testing, and now the testing organization to ensure that the board of cotton Control within 1%, this is also the world's resolution is not cotton specifications.
Identification of calcium silicate board with fire: Calcium silicate board is a fire board, so the direct use of a well-burned plate, then there is no role. Before the fire must use the way to get the plate, pay attention, do not directly use the saws saw, if it is thin, hand directly snapped, if it is thick plate, use the hammer to break it. After the break, you will send now cross-section inside covered with small lines, these small lines or that is asbestos, or that is the plant fiber, if it is asbestos, then burned after the announcement will affect the burning smell, If it is plant fiber, then burned after the paper will announce the taste of burning. A smell can easily distinguish this calcium silicate board is not rich in asbestos.
Color distinction Calcium silicate board is good or bad: Direct visual observation to identify: If the hands of a calcium silicate board of the sample, then look directly at its side, to see the side is not a lot of small white spots, those white spots that is asbestos.

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