No ka hooki ʻana i ka ʻaila lubricating mai ka hū ʻana a me nā mea ʻē aʻe mai ke komo ʻana i loko, ua hoʻopaʻa ʻia kahi uhi annular i hana ʻia i hoʻokahi a ʻoi aku paha ma luna o kekahi apo a i ʻole ka mea holoi o ka bearing a hoʻopili i kekahi apo a mea holoi paha, e hana ana i kahi āpau liʻiliʻi i kapa ʻia he labyrinth. ʻO nā apo Rubber me kahi ʻāpana keʻa pōʻai i ke apo hoʻopaʻa. Ua ʻike ʻia ʻo ia he apo hoʻopaʻa hoʻoheheʻe O-like ma muli o kona ʻāpana keʻa O-like.

1. NBR nitrile rubber sealing apo

ʻO ka wai, ka ʻaila, ka ʻaila silicone, ka aila silicone, ka aila lubricating diester, ka aila hydraulic hoʻokumu ʻia i ka ʻaila, a me nā mea hoʻolaha ʻē aʻe hiki ke hoʻohana pū me ia. I kēia manawa, ʻo ia ka mea kūʻai liʻiliʻi loa a hoʻohana pinepine ʻia. ʻAʻole ʻōlelo ʻia no ka hoʻohana ʻana me nā solvents polar e like me chloroform, nitrohydrocarbons, ketones, ozone, a me MEK. ʻO ka pae wela maʻamau no ka hana -40 a 120 °C.

2. HNBR hydrogenated nitrile rubber sealing apo

He kūpaʻa maikaʻi ʻo ia i ka ozone, ka lā, a me ke aniau, a ua kūpaʻa loa ia i ka corrosion, rip, a me ka deformation compression. ʻOi aku ka lōʻihi ma mua o ka nitrile rubber. Kūpono no ka hoʻomaʻemaʻe ʻana i nā ʻenekini kaʻa a me nā mea hana ʻē aʻe. ʻAʻole ʻōlelo ʻia e hoʻohana i kēia me nā hopena ʻala, nā waiʻona, a me nā esters. ʻO ka pae wela maʻamau no ka hana -40 a 150 °C.

3. SIL silicone rubber sealing apo

ʻO ke kūpaʻa maikaʻi loa i ka wela, ke anu, ka ozone, a me ka ʻelemakule o ka lewa i loaʻa iā ia. loaʻa nā ʻano insulating maikaʻi loa. ʻAʻole ia he ʻaila-kūpaʻa, a ʻoi aku ka haʻahaʻa o kona ikaika tensile ma mua o ka lāʻau lapaʻau maʻamau. He kūpono no ka hoʻohana ʻana me nā mea hoʻomehana wai uila, nā hao uila, nā umu microwave, a me nā mea hana ʻē aʻe. He kūpono hoʻi ia no nā ʻano mea like ʻole, nā pūnāwai inu a me nā ipu hao, e pili ana me ka ʻili kanaka. ʻAʻole ʻōlelo ʻia e hoʻohana i ka sodium hydroxide, nā aila, nā waikawa concentrated, a i ʻole nā ​​​​mea hoʻoheheʻe nui loa. ʻO ka pae wela no ka hana maʻamau -55 ~ 250 °C.

4. VITON fluorine rubber sealing apo

Hoʻohālikelike ʻia kona ʻano ʻokoʻa, ka ozone, a me ke kūpaʻa kemika e kona kūpaʻa kiʻekiʻe kiʻekiʻe; aka nae, ua emi kona pale anu. ʻO ka hapa nui o nā aila a me nā mea hoʻoheheʻe, ʻoi aku ka nui o nā waikawa, aliphatic a me nā hydrocarbons aromatic, a me nā mea kanu a me nā aila holoholona, ​​ʻaʻole ia e hoʻopilikia iā ia. He kūpono no nā ʻōnaehana wahie, nā mea hana kemika, a me nā koi e hoʻopaʻa ai i ka mīkini diesel. ʻAʻole ʻōlelo ʻia e hoʻohana me nā ketones, nā ester kaumaha haʻahaʻa molekala, a me nā hui pū me nā nitrates. ʻO -20 a 250 °C ka pae wela hana maʻamau.

5. FLS fluorosilicone rubber sealing apo

Hoʻohui kāna hana i nā ʻano maikaʻi loa o ka silicone a me ka fluorine rubber. He mea pale loa ia i nā solvents, nā aila wahie, nā wela kiʻekiʻe a me nā haʻahaʻa, a me nā aila. hiki iā ia ke pale aku i ka hoʻoheheʻe ʻia o nā mea kemika me ka oxygen, nā mea hoʻoheheʻe i loaʻa nā hydrocarbons aromatic, a me nā mea hoʻoheheʻe i loko o ka chlorine. -50~200 °C ka typical hana ana wela laula.

6. EPDM EPDM apo apo sila

ʻAʻole kū i ka wai, kūpaʻa kemika, kū i ka ozone, a me ke aniau. Hoʻohana maikaʻi ia no ka hoʻopaʻa ʻana i nā noi e pili ana i nā waiʻona a me nā ketones a me ka mahu wai wela. ʻO ka pae wela maʻamau no ka hana -55 a 150 °C.

7. CR neoprene apo apo

ʻOi aku ka paʻa i ka wā a me ka lā. ʻAʻole ia e makaʻu i nā mea hoʻoheheʻe e like me dichlorodifluoromethane a me ka amonia. Ma ka ʻaoʻao ʻē aʻe, hoʻonui nui ia i nā ʻaila mineral me nā kiko aniline haʻahaʻa. ʻO nā mahana haʻahaʻa e maʻalahi ka crystallization a me ka paʻakikī. He kūpono ia no ke ʻano o ka lewa, ka lā, a me ka ozone i hōʻike ʻia a me ke ʻano o nā pilina hoʻopaʻa kemika a me ka lapalapa ahi. ʻAʻole ʻōlelo ʻia e hoʻohana me nā waikawa ikaika, nitrohydrocarbons, esters, ketone compound, a me ka chloroform. ʻO ka pae wela maʻamau no ka hana -55 a 120 °C.

8. IIR butyl rubber sealing apo

Hana maikaʻi loa ia ma ke ʻano o ka paʻa ʻana o ka ea, ka pale wela, ka pale ʻana o UV, ka pale ozone, a me ka insulation; Eia kekahi, hiki iā ia ke pale i ka ʻike ʻana i nā mea oxidizable a me nā aila holoholona a me nā mea kanu a maikaʻi ke kūʻē ʻana i nā mea hoʻoheheʻe polar me nā waiʻona, nā ketones, a me nā esters. Kūpono no ka ʻumehana a i ʻole nā ​​mea hana kūʻē kemika. ʻAʻole ʻōlelo ʻia e hoʻohana me ka ʻaila, nā hydrocarbons aromatic, a i ʻole nā ​​​​mea hoʻoheheʻe ʻaila. ʻO -50 a 110 °C ka pae wela hana maʻamau.

9. ACM acrylic rubber sealing apo

ʻO kona kūpaʻa ʻana i ka ea, ka ʻaila, a me ka hoʻololi ʻana o ka hoʻopiʻi ʻana ma lalo o ka awelika, akā naʻe, ʻoi aku ka maikaʻi o kona ikaika mechanical, ke kūpaʻa wai, a me ke kūpaʻa wela kiʻekiʻe. Loaʻa maʻamau i ka mana hoʻokele a me nā ʻōnaehana pahu pahu o nā kaʻa. ʻAʻole ʻōlelo ʻia no ka hoʻohana ʻana me ka wai hoʻomaha, ka wai wela, a i ʻole nā ​​esters phosphate. ʻO ka pae wela maʻamau no ka hana -25 a 170 °C.

10. NR mea hoʻopaʻa pahu maoli

He ikaika ka waiwai Rubber i ka haehae, elongation, aahu, a me ka elasticity. Hiki wawe ka makahiki i ka lewa, paʻa i ka wā e wela ai, hoʻonui koke, hoʻoheheʻe ʻia i loko o ka ʻaila mineral a i ʻole ka ʻaila, a kū i ka ʻakika māmā akā ʻaʻole ikaika ka alkali. He kūpono no ka hoʻohana ʻana i nā wai me nā ion hydroxyl, e like me ka ethanol a me ka wai kaʻa kaʻa. ʻO -20 a 100 °C ka pae wela hana maʻamau.

11. PU polyurethane rubber sealing apo

He mau ʻano mechanical maikaʻi loa ka polyurethane rubber; ʻoi aku ka maikaʻi o nā rubbers ʻē aʻe ma ke ʻano o ka pale ʻana a me ke kūpaʻa kiʻekiʻe. ʻO kona kūpaʻa ʻana i ka ʻelemakule, ka ozone, a me ka ʻaila he maikaʻi nō hoʻi; akā, ma nā wela kiʻekiʻe, hiki ke hiki ke hydrolysis. Hoʻohana maʻamau no ka hoʻopaʻa ʻana i nā pilina hiki ke kū i ka ʻaʻahu a me ke kaomi kiʻekiʻe. ʻO ka pae wela maʻamau no ka hana -45 a 90 °C.