Купить фторкаучуки, цена фторкаучука скф 26 и скф 32 | skf

EVEREST

INDUSTRIAL GROUP

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WORKING CONDITIONS

Payment:

The Everest Industrial Group ships the goods at 100% prepayment by the Customer, after crediting the funds to their own settlement accounts. Not later than 6 hours in the event that other conditions have not been agreed.

Shipment:

We work with all carriers in Ukraine. Shipment of goods is carried out through the courier of the delivery service, regardless of the geolocation of the counterparty. The goods are shipped no later than 6 business hours from the moment the funds are credited to our settlement accounts.

Schedule:

Mon-Fri from 8 a.m. to 5 p.m.
Sat, Sun from 9 a.m. to 3 p.m.

GUESTS

Comparative properties of rubbers based on fluororubber and natural rubber:

Name of indicatorSKF-32SKF-26Natural rubber
Tensile strength, MPa19.6 - 35.2 17.6 - 20.6 17.6

Elongation at break,%120 - 200300 - 500550
Residual elongation,%120 - 200300 - 500550
Shore hardness6571-
Tear resistance, kN / m78.4 - 98.039.2 - 58.8-
Maximum temperature during continuous operation, ° C200250100
Frost resistance, ° С- 45- 20-55
Chemical resistance to: oils, 98% nitric acid, alkali, gasoline, ethyl alcohol, dichloroethane, carbon tetrachloride, ozoneracksracksnot stand
Weather resistanceracksracksnot stand
Flammabilityself extinguishesself extinguishesburns

Additional indicators of quality and properties of fluoroelastomers

Name of indicatorSKF-26SKF-32
Density, g / cm31.831.83

Hardness according to TM-240-50

40-50

Tensile strength at break of non-vulcanized fluororubber, MPa (kgf / cm2)1.5 - 3.0 (15 - 30)

1.0 - 3.5 (10 - 35)

Elongation at break of vulcanized rubber,%800 - 1200

800 - 1200

Glass transition temperature, ° С-22

-22

Fragility temperature, ° С-40 to -50-45 to -50
Volume resistivity, Ohm * cm10^13

10^13

Dielectric constant at a frequency of 10 ^ 3 Hz9 - 11

8.7 - 9.0

Dielectric loss tangent at a frequency of 10 ^ 3 Hz0.02320
24h water absorptionIs absent320

Decomposition temperature, ° С, not lower320320

Resistance to aggressive media and solvents by weight change during swelling for 10 days 20 C,% fluororubber SKF-26 and SKF-32:

Name of indicatorSKF-26SKF-32
In a 37% hydrochloric acid solution+ 0.18+ 0.65
In 98% sulfuric acid solutionIs absent-
In a 40% sodium hydroxide solution- 0.02-
In liquid paraffin+ 0.02-
In gasoline+ 0.10+ 0.6
In ethanol+ 0.38+ 0.96
In benzene+ 6.0+ 27.4
In carbon tetrachloride+ 1.2+ 7.1
In acetoneDissolvesDissolves
In ethyl cytateDissolvesDissolves
In olium 15% -O ^ 3-+ 0.8
In 98% nitric acid solution-+ 17-18
In transformer oil-+ 0.14

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