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Airtightness gwajin inji
The permeability gwajin inji ne gwajin gas da aka sanya matsin lamba a saman gefen gwajin, ciki gefen zai rage matsin lamba, a lokacin da gwajin na ci
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TQD permeability gwajin injifasaha sigogi:
1, gwajin zafin jiki: 0 ~ 80 ℃
2, Gas saiti matsin lamba: 0 ~ 1520mmHg
3, auna gas iri: O2, N2, CO2 da sauran gas.
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