N'ime ọrụ anyị kwa ụbọchị yana ajụjụ ndị ahịa anyị na-ajụ, anyị achọpụtala na enwere ọtụtụ ajụjụ gbasara ụkpụrụ mgbochi{0}static nke "anti{1}static silicone foamboard" n'etiti ndị mmadụ. Kedu ka ọ si bụrụ "anti{3}static"? Gịnị bụ ụkpụrụ nnwale ikike? Kedu ihe dị iche iche chọrọ maka ọnọdụ ngwa dị iche iche? Taa, ka anyị mee ka o doo anya nke ọma.
一, Ngosipụta isi: Nguzogide bụ isi
Isi ihe na-egosi iji tụọ arụmọrụ mgbochi{{0} static bụ resistivity. Dabere na ụzọ nke ugbu a na-agafe, anyị na-elekwasị anya na paramita abụọ:
1.Resistivity nke dị n'elu (nkwụghachi nke elu): nkwụsị nke ihe mgbe ugbu a na-aga n'akụkụ elu ya. Nkeji: Ohm (Ω)
2. Resistivity olu (olu Resistivity): nguzogide nke ihe mgbe ihe dị ugbu a na-agafe na ya. Nkeji: Ohm · cm (Ω·cm).
Maka ihe ndị nwere porous dị ka roba silicone foamed, olu resistivity na-abụkarị ihe ngosi dị oke mkpa n'ihi na ọ nwere ike gosipụta n'ụzọ zuru ezu n'ụzọ zuru ezu conductivity eletriki nke ihe.
2, Ụkpụrụ isi na nhazi ọkwa ugbu a.
Enweghị otu ọkọlọtọ jikọtara kpamkpam maka ọkwa ọkwa nke ihe mgbochi - na mba ụwa. Agbanyeghị, a na-ehota ma nabata usoro na ụkpụrụ ndị a:
1. Ụkpụrụ ESD Association (ESDA).- Sistemụ Nchedo Electrostatic kacha nwee ikike, ụkpụrụ ndị otu Electrostatic Discharge Association nke United States chepụtara bụ ntụaka kacha nwee ikike na ụlọ ọrụ eletrọnịkị. Ọkọlọtọ ya ANSI/ESD S20.20 na-ekewa ihe n'ime ụdị atọ, nke dị oke mkpa maka nghọta anyị maka ọkwa mgbochi -:
1) Ihe na-arụ ọrụ (na-arụ ọrụ): nguzogide elu: ihe na-erughị 1 x 10⁴ Ω (ie,<10,000 Ω) volume resistivity: Less than 1 x 10⁴ Ω·cm. Characteristics: The charge dissipates extremely fast, which may cause rapid discharge of electrostatic sensitive components (CDM damage). It is often used in situations where grounding is required and charges need to be discharged quickly, such as anti-static floors and table MATS.
2) Static dissipation ihe (static dissipative): n'elu resistivity: 1 x 10⁴ Ω ka 1 x 10¹¹ Ω olu resistivity: 1 x 10⁴ Ω · cm ka 1 x 10¹¹ Ω · cm atụmatụ: nke a bụ ihe kasị nkịtị ọkwa 9 foamtic silicon! Ọ nwere ike ịgbanye ụgwọ kwụ ọtọ n'ala n'ụzọ a na-achịkwa ma dịkwa nwayọ, na-ezere ọgbọ nke nnukwu mmiri ozugbo, wee si otú a na-echebe ọtụtụ ngwa eletrọnịkị n'enweghị nsogbu.
3) Insulating ihe: elu resistivity: ukwuu karịa ma ọ bụ hà 1 x 10¹² Ω (ie, Ukwuu karịa ma ọ bụ hà 1,000,000,000,000 Ω) Volume resistivity: ukwuu karịa ma ọ bụ hà 1 x 10¹² Ω·cm Àmà: ọkụ eletrik enweghị ike ịgbaba na stampụ. rọba silicone nkịtị dabara n'ụdị a.
2. Ụkpụrụ ndị ọzọ nkịtị
ASTM D257: American Society for Testing and Materials Standard, nke bụ usoro nnwale maka ịlele nguzogide ugbu a ma ọ bụ omume nke ihe mkpuchi.
IEC 61340: ọkọlọtọ International Electrotechnical Commission, nke yiri ọkọlọtọ ESDA, bụkwa usoro ọkọlọtọ ama ama n'ụwa niile maka nchekwa electrostatic.
Ụkpụrụ ndị agha dị ka MIL{{0}PRF-87893: Ha nwere ihe ndị siri ike na ihe ndị a kapịrị ọnụ maka ịrụ ọrụ nke ihe mgbochi static.
Ọkọlọtọ mgbochi{{0} static maka bọọdụ ụfụfụ silicone static na-adaberekarị na olu ya/n'elu ihu ọ dabara n'ogo "static dissipation" nke 10⁴ ruo 10¹¹ Ω·cm. Kedu obere mpaghara - ị na-ahọrọ dabere na mmetụta elektrọnik nke ngwaahịa ịchọrọ ichekwa yana ụkpụrụ ụlọ ọrụ.