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ʻO nā apo ʻo Rubber EPDM 70shore-A FDA food grade

ʻO nā apo ʻo Rubber EPDM 70shore-A FDA food grade

ʻO ka wehewehe pōkole:

ʻO ka Ethylene Propylene Rubber (EPR) he Copolymer o ka ethylene a me propylene. Eia kekahi, ʻo EPDM he terpolymer o ka ethylene a me ka propylene me kahi mea liʻiliʻi o ke kolu o ka monomer (maʻamau he diene) e ʻae i ka vulcanization me ka sulfur. he mau ʻoihana mai ka hui kaʻa a hiki i nā ʻōnaehana hoʻomaʻemaʻe wai.


Huahana Huahana

Huahana Huahana

HOIKE HUA

● ʻO ka mea maʻamau, ʻike ʻia nā apo-o EPDM i ke kūpaʻa maikaʻi loa i ka ozone, ka lā, a me ka ea, a maikaʻi loa ka maʻalahi i ka haʻahaʻa haʻahaʻa, maikaʻi ke kūpaʻa kemika (nui nā waika dilute a me nā alkalis a me nā mea hoʻoheheʻe polar), a me ka insulation uila maikaʻi. waiwai.

● Hiki i nā apo o EPDM ke hele mai i loko o kahi ʻano metala ʻike ʻia ʻoiai e paʻa ana nā ʻano like me ka pūhui o-ring EPDM maʻamau. Ho'ōla maʻamau ʻia nā pūhui o-ring EPDM maʻamau.

● Hāʻawi nā pūhui sulfur-cured i nā waiwai maʻalahi akā ʻoi aku ka maʻalahi o ka paʻakikī a loaʻa ka hoʻonohonoho haʻahaʻa haʻahaʻa me nā mahana kiʻekiʻe. , no nā ʻōnaehana hose i ka ʻoihana kūkulu, akā ʻoi aku ka pipiʻi a ʻoi aku ka paʻakikī no ka hana ʻana ma mua o nā pūhui o-ring EPDM i hoʻōla ʻia i ka sulfur.

● No ka ʻike hou aku e pili ana i nā ʻōnaehana mālama EPDM, e ʻoluʻolu e kelepona mai iā mākou no ka pepa kikoʻī.

NA MEA HANA

● EPDM O-Ring Mahana Wehe: -55°C (-67°F)

● Kūlana Kiʻekiʻe Kiʻekiʻe: 125°C (257°F) Hana maikaʻi i loko: ʻO ka wai ʻona ʻO ka wai hoʻoheheʻe kaʻa Ketones E hoʻoheheʻe i nā waikawa a me nā alkalis Aila silikoni a me nā momona ʻO ka mahu a hiki i ka 204.4ºC (400ºF) Wai ʻO ka wai phosphate ester e pili ana i ka wai hydraulic Ozone, ʻelemakule, a me ka wā. .

● He aha hou aku, ʻo EPM kahi Copolymer o ka ethylene a me ka propylene.ʻO ka EPDM he terpolymer o ka ethylene a me ka propylene me kahi hapa liʻiliʻi o ke kolu o ka monomer (maʻamau he diolefin) e ʻae i ka vulcanization me ka sulfur.

● ʻO ka mea maʻamau, loaʻa i ka Ethylene Propylene Rubber ke kūpaʻa maikaʻi loa i ka ozone, ka lā a me ke aniau, a he ʻoluʻolu maikaʻi loa i ka haʻahaʻa haʻahaʻa, maikaʻi ke kūpaʻa kemika (nui nā waikawa dilute, alkalis & polar solvents), a me nā waiwai insulation uila maikaʻi.

● Kaha-A:Mai 30-90 kahakai-A hiki i kekahi kala ke hana.

● NUI:AS-568 ka nui a pau.


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