Ɔhyew a ɛko tia ngo a ɛko tia automotive fluoroelastomer .

 Molecular Architecture & Adwumayɛ mu Nteaseɛ

Wɔde  vinylidene fluoride (VDF) , hexafluoropropylene (HFP)  ne  tetrafluoroethylene (TFE) na ɛyɛ polymer akyi dompe no  wɔ 40/30/30 nsusuwii a ɛyɛ pɛpɛɛpɛ mu, na ɛma wonya  fluorine a ɛdɔɔso sen biara a ɛwɔ FKM a wɔtɔn mu . Saa fluorocarbon matrix a ɛyɛ den yi ma  ahoɔden akwanside a ɛba fam koraa wɔ soro (< 18 mN m−1)  a  ɛpam hydrocarbons a ɛnyɛ polar , polar ester oils , ne  nneɛma a wɔde ka ho denneennen  te sɛ methanol anaa biodiesel. no  Peroxide-scavenging bisphenol-AF cure nhyehyɛe  yi brittle post-cure embrittlement fi hɔ, na ɛma  > 20 MPa tensile ahoɔden  ne  35 kN m−1 tear ahoɔden  mpo wɔ  1,000 h @ 200 °C akyi . Nea afi mu aba ne aduru a  ɛtra hɔ kyɛ sen silicone ne HNBR 3×  wɔ ɔhyew envelope koro no ara mu bere a ɛkura  < 3 % volume swell wɔ IRM903 reference oil mu.

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Precision Properties Table (ASTM Akwan)

Agyapadeɛ	Sɔhwɛ Ɔkwan	FKM-65B20 Botaeɛ	Nnwuma Benchmark
Muduro	ASTM D792 na ɛwɔ hɔ	1.82 g cm−3 na ɛwɔ hɔ	1.80–1.85 na ɛwɔ hɔ
Hardness .	ASTM D2240 na ɛwɔ hɔ	75 ± 3 Mpoano A	70–80 na ɛwɔ hɔ
Ahoɔden a Wɔde Tensile	ASTM D412 na ɛwɔ hɔ	20.5 MPa na ɛyɛ adwuma	> 18 MPa na ɛwɔ hɔ
Ntrɛwmu @ Break	ASTM D412 na ɛwɔ hɔ	230 % .	> 180 % na ɛwɔ hɔ.
Nhyɛso Set (200 °C × 70 h) .	ASTM D395 na ɛwɔ hɔ	18 % .	< 25 % .
Low-Temp Brittleness a Ɛyɛ Fɛ	ASTM D2137 na ɛwɔ hɔ	–25 °C na ɛwɔ hɔ	–20 °C na ɛwɔ hɔ
Volume Swell wɔ Petrol C (23 °C × 70 h) mu .	ASTM D471 na ɛwɔ hɔ	1.2 % .	< 5 % .
Mpanyinyɛ wɔ Mframa mu 250 °C × 70 h	ASTM D573 na ɛwɔ hɔ	Nsakrae a ɛtwetwe nneɛma –5 % .	< –15 % .

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Kar Dwumadie Spectrum

Turbocharger Nneɛma a Wɔde Yɛ Adwuma

• Charge-air ducts  ne  blow-off valve diaphragms  a wohu  260 °C peaks  wɔ hard acceleration ase.

• Wastegate actuator nsɔano  a ɛko tia  synthetic 5W-30 ngo + soot.

Fuel & SCR Nneɛma a Wɔde Yɛ Adwuma

• Direct-injection O-rings  a ɛkata  350 bar diesel pɛtro.

• AdBlue (DEF) injector seals  ano . a FKM-65B20 ’s  low extractables  siw crystallization efĩ

Engine & Nkrasɛm a Wɔde Kɔma

• Oil cooler gaskets  a wɔde ahyɛ  150 °C ngo + wosow mu.

• E-motor dan grommets  wɔ PHEVs a  electrolyte vapors  tow hyɛ standard elastomers.

Chassis & Breki a Wɔde Yɛ Nneɛma

• ESP hydraulic accumulator bladders  a ɛhia  < 0.1 % pɛtro a ɛkɔ mu.

• Mframa a ɛsensɛn hɔ  a ɛko tia  ozone, kwan so nkyene, ne breki nsu.

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 Akwankyerɛ a Wɔde Di Dwuma & Nkrataa

• Compound Form : wɔadi kan afra  Slab, strip, anaa pellet a  a wɔasiesie ama  compression, transfer, anaa injection molding.

• Typical Cure Cycle : 5 min @ 170 °C press +  aduru akyi 2 h @ 200 °C  (mframa) anaa  30 min @ 230 °C nsuo a ɛyɛ hyew  ma  < 1 % extractables.

• Slab Nsusuwii : 300 mm × 300 mm × 10 mm (a wɔahyɛ da ayɛ 2–30 mm).

• Shelf Life :  Asram 12  @ ≤ 25 °C wɔ  aluminium-foil/PE  bag abien mu;  wɔde nitrogen afra mu  na amma oxidative scorch ankɔ.

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Adansedi nkrataa & Traceability

• ISO 9001:2015  & IATF 16949:2016  adansedie krataa a wɔde yɛ adwuma.

• REACH & RoHS 3.0  mpaemuka a edi mũ (SVHC < 0.1 %).

• SGS Sɔhwɛ Amanneɛbɔ  –  tetew, nhyɛso set, pɛtro a ɛho ahonhon  (twe PDF).

• Ntawntawdi mu Aboɔden abo ho asɛm  – DRC-free sourcing.

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Supply Chain & Logistics

Order Type	MOQ	Bere a edi kan	a wɔde kyekyere nneɛma	Incoterm
Stock Compound a Wɔde Yɛ Nneɛma	25 kg	nnafua 7–10	PE bag + krataa a wɔde yɛ adwuma	EXW Shenzhen na ɔkyerɛwee
Amanne Kɔla/Hardness	250 kg na ɛyɛ	Adapɛn 3–4	Wɔde vacuum ahyɛ mu	FOB Shenzhen na ɔkyerɛwee
Wɔayɛ no pelletized ama Extrusion	500 kg	Adapɛn 4–5	25 kg a wɔde ayɛ nkotoku a wɔde foil ayɛ	CIF Hamburg na ɔkyerɛwee

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 Bundle with Stainless-Steel Cable Ties
Sɛ  turbocharger harnesses  a ɛda adi  > 200 °C , fa FKM-65B20 gaskets ne yɛn  316 SS cable ties  rated  –80 °C kosi +538 °C  ma  thermal-chemical sealing nhyehyɛe a edi mũ.