Great Chemical Resistance Perfluoroelastomer Compound
Stock Sample is Free & Available
FUDI supply three types of perfluoroelastomer ffkm compound & ffkm polymer.
A. It has the broadest working temperature range and wide resistance to chemical media.
Features
● Outstanding resistance to high temperature up to 300-320℃
● Outstanding resistance to aggressive chemicals;
● Outstanding steam resistance;
● Outstanding compression set even at very high temperatures;
● Processability by standard fluoroelastomer technology on convential rubber equipments.
● Price is the most expensive.
Application
O-rings, seals, diaphragms and other parts used in process industries.
MOQ
300grams
Datas for reference
| Thermal resistance | |
| Heat aging 70 h @ 280℃ | |
| 100% Modulus Mpa | 9.5 |
| Tensile strength Mpa | 19.5 |
| Elongation at break % | 215 |
| Hardness Shore A | 72 |
| Heat aging 70 h @ 300℃ | |
| 100% Modulus Mpa | 7.5 |
| Tensile strength Mpa | 17 |
| Elongation at break % | 260 |
| Hardness Shore A | 72 |
| Heat aging 70 h @ 316℃ | |
| 100% Modulus Mpa | 6.5 |
| Tensile strength Mpa | 14 |
| Elongation at break % | 320 |
| Hardness Shore A | 72 |
B. It has limited working temperature range and widest resistance to chemical media.
Features
● Outstanding resistance to high temperature up to 250~260℃
● Outstanding resistance to aggressive chemicals;
● Outstanding steam resistance;
● Outstanding compression set even at very high temperatures;
● Price is cheaper than grade A.
Application
O-rings, seals, diaphragms and other parts used in harsh environment.
MOQ
300grams
Datas for reference
| Hardness Shore A | 74 |
| Gravity / | 1.99 |
| Tensile strength Mpa | 24.5 |
| 100% Modulus Mpa | 7.5 |
| Elongation % | 200 |
| Compression set 72 h @ 200℃ | 18.1 |
| Compression set 72 h @ 230℃ | 26.7 |
Chemical resistance (For Ketone, Ester, Ether)
| Chemical | Temp | Change after 168hr (%) | Change after 500hr (%) |
| Acetone | 40℃ | 2.5 | 3.3 |
| Methyl ethyl ketone | 2.2 | 3.2 | |
| Isophorone | 0.1 | 0.5 | |
| Ethyl acetate | 3.1 | 3.8 | |
| Dioxane | 1.2 | 2.0 | |
| Methyl isobuthyl ketone | 1.2 | 2.0 | |
| Acetylacetone | 0.8 | 1.3 | |
| Buthyl acetate | 1.5 | 2.5 | |
| Diethyl ether | 25℃ | 2.6 | 4.3 |
C. It has limited working temperature range and good resistance to chemical media.
Features
● Outstanding resistance to high temperature up to 240℃
● Outstanding resistance to aggressive chemicals;
● Outstanding steam resistance;
● Outstanding compression set even at very high temperatures;
● Processability by standard fluoroelastomer technology on conventional rubber equipments.
● Price is cheapest.
Datas for reference
| Hot air aging | 300℃×24Hrs | GB/T 3512-2014 | |||
| Tensile strength | % | -18.1 | |||
| Elongation | % | 17.1 | |||
| Hardness change | 0.2 | ||||
| Compression set | 23℃×70Hrs | GB/T 7759.1-2015 | |||
| Compression set | % | 11.2 | |||
| Compression set | 204℃×70Hrs | GB/T 7759.1-2015 | |||
| Compression set | % | 22.7 | |||
| Compression set | 250℃×70Hrs | GB/T 7759.1-2015 | |||
| Compression set | % | 33.2 | (There’re cracks) | ||
| Fule RP-3 | 150℃×24Hrs | GB/T 1690-2010 | |||
| Tensile strength | % | -14.3 | |||
| Elongation | % | 5.8 | |||
| Hardness change | -2 | ||||
| Volume change | % | 4.6 | |||
| Low temperature | GB/T 15256-2014 | ||||
| Brittle temperature | ℃ | -30 |
