ʻO nā Rubbers Compound: Nā waiwai kikoʻī, nā pono, a me nā noi

1. Huina FKM (FKM)

Nā waiwai:

• Kūleʻa wela loa (-20°C a +250°C).

• Kūʻē kūʻokoʻa i nā ʻaila, nā wahie, nā solvents, nā waikawa, a me nā kumu.

• ʻO ka ikaika tensile kiʻekiʻe (10-20 MPa), hoʻonohonoho haʻahaʻa haʻahaʻa (<15% ma 150 ° C / 70h).

• Paʻa ahi (UL94 V-0 helu) a me ka ozone-pale.

Pono:

• Hoʻohui mua ʻia me nā lāʻau lapaʻau (e laʻa, bisphenol AF, peroxide) no ka vulcanization pono.

• Hoʻopaʻa i ka paʻa ʻana o ka dimensional i loko o nā kaiapuni kemika ʻino.

• Loaʻa nā māka hoʻokō FDA no ka launa ʻana i ka meaʻai/lāʻau.

Nā noi:

• Aerospace: ʻO nā pūnaeho wahie O-rings, sila ʻenekini, a me nā diaphragms.

• Kaʻa: ʻO nā pahu pahu Turbocharger, nā sila hoʻouna, a me nā mea hoʻokomo wahie.

• Kemimiko: Nā linings pump, nā noho valve, a me nā hui hose.

2. Huina HNBR (HNBR)

Nā waiwai:

• ʻO ke kūpaʻa wela a hiki i +150°C (intermittent +175°C).

• ʻO ke kūpaʻa kiʻekiʻe i nā aila, nā amine, a me nā wai hydraulic.

• Ka ikaika tensile kiʻekiʻe (15-35 MPa) a me ke kūpaʻa luhi.

• Haʻahaʻa haʻahaʻa i nā kinoea.

Pono:

• Pre-vulcanized no ka hoʻemi ʻana i ka manawa hana.

• E mālama i ka elasticity ma lalo o ka hoʻolaha lōʻihi i ka media paʻakikī.

• Loaʻa i ka peroxide- a i ʻole ka sulfur-cured māka.

Nā noi:

• ʻAila a me Gas: ʻO nā mea hoʻopili wili ʻana, nā sila pauma lepo, a me nā ʻāpana poʻo wai.

• Kaʻa: ʻO nā kāʻei manawa, nā ʻōnaehana hoʻoheheʻe wahie, a me nā paipu turbocharger.

• ʻOihana: Hydraulic cylinder sila a me nā mea pahu pahu.

3. NBR Hui (NBR)

Nā waiwai:

• ʻOi aku ka maikaʻi ma mua o ka EPDM, emi iho ma mua o HNBR).

• Kaulana wela: -40°C a i +120°C.

• Kūleʻa abrasion kiʻekiʻe (ASTM D5963: 100–200 mm³ poho).

• ʻO ke kūpaʻa maikaʻi a me ka hoʻopaʻa ʻana i ke kūʻē.

Pono:

• Kūʻai-pono me ka moldability maikaʻi loa.

• Maʻiʻo acrylonitrile maʻamau (18–50%) no ka pale ʻana i ka ʻaila.

Nā noi:

• Kaʻa: ʻO nā ʻuala wahie, O-rings, a me nā sila hoʻouna.

• ʻOihana: Nā kāʻei conveyor, nā wili paʻi, a me nā sila hydraulic.

• Mea kūʻai: nā mīkina lima Latex a me nā mea haʻuki.

4. Huina EPDM (Ethylene Propylene Diene Monomer)

Nā waiwai:

• Kūʻē ozone/wea (5,000+ hola i ka hoʻāʻo QUV).

• Kaulana wela: -50°C a i +150°C.

• Ka ikaika dielectric kiʻekiʻe (20-30 kV / mm) a me ka wai impermeability.

• Haʻahaʻa kinoea permeability.

Pono:

• Hoʻokumu mua ʻia me nā antioxidants a me nā UV stabilizers.

• ʻO ka hoʻoheheʻe haʻalulu maikaʻi loa (ke kumu nalo: 0.1–0.3).

Nā noi:

• Kaʻa: ʻO nā sila puka, nā paipu radiator, a me nā puʻu mīkini.

• Ke kūkulu ʻia: ʻO nā membrane o ka hale, nā lina loko, a me nā pahu puka makani.

• Uila: Hoʻopili kelepona a me nā kāʻei lawe mana.

5. MPU Compound (MPU)

Nā waiwai:

• Ka ikaika tensile kiʻekiʻe (20-60 MPa) a me ka elasticity (hiki i ka 800% elongation).

• Kūʻē kūʻē abrasion (ASTM D5963: 20–50 mm³ poho).

• Ka wela wela: -40 ° C a + 100 ° C (a hiki i + 120 ° C me nā mea hoʻomaha wela).

• Kū'ē i nā solvents a me ka hydrolysis.

Pono:

• ʻO ka paʻakikī hiki ke hana ʻia (Shore A 50–95).

• Loaʻa i ka cast, millable, a i ʻole nā ​​māka thermoplastic.

Nā noi:

• ʻOihana: Nā huila, nā wili, a me nā kāʻei lawe.

• Kaʻa: ʻO nā lāʻau hoʻokuʻu, nā mea hoʻoheheʻe haʻalulu, a me nā kāmaʻa hui CV.

• Lapaʻau: ʻO nā mea hoʻokalakupua, nā pale orthopedic, a me nā prosthetics.

6. Hui ACM (ACM)

Nā waiwai:

• Hoʻomau ka pale wela a hiki i +150 ° C (intermittent +175 ° C).

• ʻO ke kūpaʻa maikaʻi loa i nā wai hoʻoili aunoa (ATF), nā aila, a me ka wela.

• Kūleʻa ka ozone a me ke anuanu.

• Ka ikaika tensile: 7–15 MPa.

Pono:

• Hoʻohui mua ʻia me nā amine a i ʻole peroxide curatives no ka hoʻōla wikiwiki ʻana.

• Mālama i ka paʻa o ka dimensional i nā kaiapuni ATF.

Nā noi:

• Kaʻa: nā sila hoʻouna, nā apo-O, a me nā diaphragms pump.

• Nā ʻāpana ʻōnaehana hoʻokele mana.

• ʻOihana: Pump sila no ka ʻaila-ila.

7. Huina AEM (AEM)

Nā waiwai:

• Laulā wela ākea (-40°C a +150°C).

• Ke kū'ē i nā aila, glycols, a me ka wā.

• ʻO ka ikaika tensile kiʻekiʻe (10-20 MPa) a me ka hoʻonohonoho ʻana i ke kūpaʻa.

• Haʻahaʻa haʻahaʻa i nā kinoea.

Pono:

• Kaulike i ka wela a me ka maʻalahi.

• Kū'ē i ka hydrolysis a me kaʻelemakule.

• Loaʻa i ka peroxide- a i ʻole ka sulfur-cured māka.

Nā noi:

• Kaʻa: Nā paipu Radiator, nā ʻāpana ʻōnaehana hoʻoluʻu, a me nā paipu komo ea.

• ʻOihana: Nā kāʻei conveyor no ka lawelawe ʻana i nā kemika a me nā diaphragms pamu.

• HVAC: ʻO nā kīʻaha a me nā mea hoʻokaʻawale haʻalulu.