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板式测厚仪的使用方法
一、板式测厚仪简介:
板式测厚仪适用于由矿物棉毡、毯、板、带、管壳、原棉和颗粒棉,也适用于其他软质绝热材料厚度的测量,该测厚仪是依据GB/T5480-2008《矿物棉及其制品试验方法》设计制造的。具有结构简单、操作方便、测量范围大等特点。
二、板式测厚仪技术参数:
1、百分表量程:0-10mm,精度0.01mm
2、钢板尺测量范围:0-150mm
3、压板直径:Φ50mm
4、压板压强:98Pa
5、测量厚度:0-160mm;精度0.1mm
6、试件尺寸:100*100mm
7、外形尺寸:160*110*260mm
三、板式测厚仪附件:
1、Φ50mm压板1块。
2、10mm标准块1个,20mm标准块2个,50mm标准块1个
板式测厚仪使用方法:
先用钢板尺测量被测试样的大体厚度,例如:被测试样大约厚56mm,用钢板尺先将测厚仪的底板和压盘之间的距离测量到50mm,此数值为初始距离,然后将测厚仪的移动横梁拧紧,轻轻抬起测厚仪的压盘,将被测试样放到底板和压盘之间,轻轻放下压盘,使其与试样接触,待百分表读数稳定后读数,到0.1mm。如读数为6.1mm,则该试样的真实厚度为初始距离50mm加实际厚度6.1mm=56.1mm。
注:用钢板尺和测厚仪确定被测试样的初始厚度时,请取zui接近试样的整数值,实测数值应不超过10mm。例如被测试样大约在20-30mm,初始距离定为20mm,在50-60mm时,初始距离定为50mm,其他同理,初始距离zui高为150mm
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