Cardboard puncture strength tester reference ISO3036 determination of cardboard
puncture strength and GB2679 7 measurement of cardboard puncture strength according to the different varieties of cardboard, in accordance with the GB2679.
7 standards, on the cardboard poke strength tester to measure whether accord with a standard.
Puncture instrument by a pendulum test specimen clamping device, a pointer dial pyramid (
Puncture the head)
The operating system and other parts.
Instrument according to the principle of function, is placed in a specially shaped body is installed on a triangular geometry design production according to the standard prismatic pyramid, with the body's energy to make triangle cone penetrates the energy needed for the sample.
Working principle: the ability of puncture strength refers to the pyramid across the board with a certain shape the work required.
Including to puncture and the work needed for cardboard torn twisted into a hole.
To the joule (
Base and support (
Pendulum device: the pendulum, pendulum shaft, puncture the head and body weight lead, etc.
Test part consists of a pointer, pointer shaft and dial.
Clamping device: sample is composed of upper and lower clamp and the clamp spring.
Release the body consists of pillar and release lever.
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