Nta ntawm lub tsheb sealing sawb
Hauv qhov ntsuas kub ntawm -40 ° C, lub sealant sawb tsis ua rau tawv thiab nkig, thiab tseem tuav tau softness thiab zoo adhesion ntawm sawb, uas qhia tau hais tias zoo heev txias. Ntawm qhov kub ntawm 120 ° C, huab cua tsis kam ntawm lub sealing sawb tseem zoo, thiab elasticity yog khaws cia, thiab cov duab thiab kev ua haujlwm tsis cuam tshuam.