Chinese wholesale Fkm Rubber Sheet - Peroxide Curable FKM Raw Polymer – FUDI
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Chinese wholesale Fkm Rubber Sheet - Peroxide Curable FKM Raw Polymer – FUDI Detail:
Peroxide curing FKM is terpolymer of hexafluoropropylene, vinylidene fluoride and tetrafluoroethylene. It has below properties compare with traditional bisphenol curable fluoroelastomer.
* Excellent flow ability and mold release.
* High tensile strength and anti rearing performance.
* Rapid curing process.
* Excellent agent resistant performance.
* Good compressing set character.
| Polyamine curing | Bisphenol curing | Peroxide curing | |
| Curing agent | Diamine | Bisphenol | TAIC |
Application
● Fuel seal
● Fuel pipe
● Shaft seal
● Turbocharger tube
● Watch band
Datasheet
| FDF351 | FDF353 | FDF533 | FDP530 | FDL530 | |
| Fluorine content % | 70 | 70 | 70 | 68.5 | 65 |
| Density (g/cm3) | 1.9 | 1.9 | 1.9 | 1.85 | 1.82 |
| Mooney Viscosity (ML (1+10)121℃) | 70±10 | 40±10 | 45±15 | 50±10 | 40±20 |
| Tensile strength after post cure (Mpa) 24h, 230℃ | ≥18 | ≥25 | ≥25 | ≥20 | ≥20 |
| Elongation at break after post cure (%)24h, 230℃ | ≥230 | ≥240 | ≥240 | ≥250 | ≥240 |
| Compression set (%) 70h, 200℃ | ≤35 | ≤20 | ≤20 | ≤25 | ≤25 |
| Application | Extrusion fuel pipes, turbocharger tube | Watch bands etc | |||
How to choose fluoroelatomer?
FKM Copolymer vs FKM Terpolymer
Copolymer: 66% fluorine content, general application, resistance to oil, fuel, heat, chemicals. Common application is o rings, oil seals, packers, gaskets, etc.
Terpolymer: higher fluorine content than copolymer 68% fluorine content. Better resistance to oil, fuel, heat, chemicals, used in harsh environment which copolymer can’t satisfy the requirements.
Bisphenol curable FPM vs Peroxide curable FPM
Bisphenol curable FPM has low compression set, offer used for o-rings, shaft seals, piston seals. Price is good.
Peroxide curable FPM has better resistance to polar solvents, steam, acids, chemicals. Price is much higher. Its often used for wearable devices, extrusion fuel hoses.
Storage
Viton precompound should be stored in a cool, dry and ventilated place. Shelf life is 24 months since production date.
Package
1. To prevent the compounds stick to each other, we apply PE film between each layer of FKM compounds.
2. Every 5kgs in a transparent PE bag.
3. Every 20kgs/ 25kgs in a carton.
4. 500kgs on a pallet, with strips to reinforce.
Product detail pictures:
Related Product Guide:
Our company insists all along the quality policy of "product quality is base of enterprise survival; customer satisfaction is the staring point and ending of an enterprise; persistent improvement is eternal pursuit of staff" and the consistent purpose of "reputation first, customer first" for Chinese wholesale Fkm Rubber Sheet - Peroxide Curable FKM Raw Polymer – FUDI , The product will supply to all over the world, such as: Gabon, Brisbane, Detroit, The president and all the company members would like to provide qualified goods and services for customers and sincerely welcome and cooperate with all native and foreign customers for a bright future.
By Joanna from Thailand - 2018.06.19 10:42
We have been looking for a professional and responsible supplier, and now we find it.
By ron gravatt from Riyadh - 2017.08.18 18:38
