Lub hardness ntawm silicone sealing rings yog ib qho tseem ceeb ntsuas thaum xaiv thiab siv lawv, feem ntau qhia hauv ntug dej nyuaj. Cov hauv qab no yog cov ncauj lus kom ntxaws tshuaj xyuas ntawm lub hardness ntawm silicone sealing ib ncig:
1. Hardness Ntau Yam
Silicone sealing rings muaj ntau yam ntawm hardness, feem ntau yog xws li 25 txog 90 ntug dej hiav txwv ntawm cov nyom sib txawv yog tsim nyog rau cov xwm txheej sib txawv:
Tsawg zog zog (25-40 degree a): haum rau cov sijhawm elastic thiab mos, xws li cov menyuam yaus cov khoom ua si lossis mos gaskets.
Nruab Nrab Hardness (40-60 degree a): feem ntau siv nyob rau hauv cov khoom lag luam hauv tshuab hluav taws xob lossis cov teeb meem tiv thaiv, nrog ob qho tib si elasticity.
Siab Hardness ({0}}} degree a): Qhov tsim nyog rau kev ua kom muaj kev hnav khaub ncaws thiab cov pwm, xws li ntim cov pob hluav taws xob lossis cov pwm.
2. Kev sib raug zoo ntawm Hardness thiab Kev Ua Haujlwm
Elasticity thiab kev zaws: tsawg tawv silicone muaj ntau dua elongation thiab qis tensile lub zog, haum rau cov ntawv thov uas xav tau khoov lossis ncab; Siab tawv silicone muaj cov coj zoo dua hnav tsis kam thiab deformation tiv taus.
Lub kua muag tiv: qis dua lub hardness, qhov zoo dua lub kua muag yeem; Qhov siab dua lub hardness, qhov tsis muaj zog heev lub kua muag yeem.
Puas ua kom tsis kam thiab nkees ua hauj (siab tawv Silicone muaj kev coj zoo dua nyob rau hauv kev siv ntev, tab sis kev qaug zog yuav txo qis.
3. Daim ntawv thov cov xwm txheej thiab pom zoo hardness
Y-hom Sealing nplhaib: cov kev pom zoo nyuaj yog 85 ± 2 degree ib, haum rau kev siab ib puag ncig.
O-hom Sealing nplhaib: cov kev pom zoo nyuaj yog 75 5 teev ib qho, haum rau kev lag luam kev xav tau.
Qhov chaw tshwj xeeb: hauv qhov chaw kub qis lossis kub thiab kub ua tau zoo li kev ua tau zoo ntawm {{0} degree thiab siab ntev ntev ntau tshaj 200 degree.
4. Kev ceev faj rau xaiv hardness
Siv ib puag ncig: xaiv cov hardness tsim nyog raws li ntsuas kub, siab thiab nruab nrab.
Sealing kev ua tau: Muaj kev tawv tawv tawv Silicone tsis yooj yim rau xau siab, tab sis tej zaum yuav tsis muaj elasticity; Tsawg tawv hardness silicone yog rov qab.
Tus nqi thiab qhov zoo: cov khoom zoo silicone ntim feem ntau yog ua los ntawm silicone, uas ruaj khov thiab ua tau zoo heev; Cov khoom lag luam qis yuav muaj qhov tsis tawv thiab yog qhov yooj yim rau deform.
