GB4706 GB8898 GB4943 ball pressure tester ball pressure test device

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GB4706 GB8898 GB4943 ball pressure tester ball pressure test device
First, use
The tester is designed according to the standard GB2099.1-2008 and GB/T5169.21-2006 (IEC60695-10-2) and other provisions of the ball pressure test requirements, mainly used in plastic products for household and similar purposes heat test, the detection and control of the product must be equipped with one of the testing equipment manufacturers and quality inspection departments.
Second, the technical parameters
1, ball diameter: 5mm ± 0.1mm
2, with a total test force: 20N ± 0.2N
Third, the use of
1. Pressure tester on the first ball the heating cabinet stipulated time to ensure that before the start of the test, the ball pressure test instrument has reached a stable test temperature (usually 75 ° C or 125 ° C) test requirements.
2. Member is placed on the horizontal support base to be tested, so that direct contact with the support base.
3. The surface of the member to be tested is placed in the horizontal position to the ball, and then pressed to the surface (Figure 1), to pay attention to the test specified in the standard temperature of the heating cabinet.
4. Test standards stipulated time (usually 60 minutes), the steel ball is removed from the sample within 10 seconds six minutes into the cold water to cool and then come up with a vernier caliper measure the diameter of the steel ball indentation (usually no more than 2mm) to determine whether qualified.
Fourth, Care and Maintenance
Clean after finished using the tester should be placed indoors in a dry, dust-free place.