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Epichlorohydrin Rubber(ECO)

Epichlorohydrin Rubber(ECO)

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  Product description：

  Epichlorohydrin rubber(ECO) copolymerized by epichlorohydrin, ethylene oxide, the molecular chaindoes not contain the double bond, the side chain is the chloromethyl, has the excellent oil resistanceheat resistance of aging, cold resistance and half electrical conductivity.


  Commonly used materials:

  1. Vulcanization system: Oxide metallic/thioure、amines、triazie、sulphur、peroxide.

  2. Reinforce System: Carbon black、Inorganic filling.

  3. Anti-Aging System: Anti NBC、Anti MB、Anti RD and ceresin wax etc.

  4. Soften System: DOP TP-95 etc.

  5. Antiscorching agent: O-amino thiophenol etc.


Specification:


Grade

ECO 2404

ECO 2405

ECO 2406

Mooney viscosity

40±5

50±5

60±5

Cl content%

24~27

Ash content%

＜1.0

Water content%

＜1.0

Density

1.20±0.10

Ourward

appearance

Light yellow to hazel



1. Normal feature 170℃x20min Secondary vulcanization 150℃x 2hrs

Hs(shore A)

71

Tensile strength at break Tb ( Mpa)

13.5

Elongation at break Eb ( % )

410

2. Heat resistance of aging 150℃x72hrs

Hs(shore A)

-1

Change rate of tensile strength at break Tb ( % )

-21

Change rate of elongation at break Eb ( % )

-43

3. Compression set ( % )

125℃x72hrs 30%

39

4. Resistance to 903# oi 125℃x72hrs

Hs(shore A)

-1.5

Change rate of tensile strength at break Tb ( % )

-5.6

Change rate of elongation at break Eb ( % )

-21

Volume change △v ( % )

3.1

5. Resistance to fuel C 40℃x 48hrs

Volume change △v ( % )

43

6. Cold resistance

Bending fracture temperature T (℃)

-42


 Application:

  1. Various oil resistant rubber tube.

  2. Various diaphram.

  3. Rubber rollers for printing and industry use.

  4. Oil resistant mechanical seal.

  5. O-ring, sealing gasket, seal ring.

  6. Special cable sheath.

  7. Rubber spare parts for refrigerating machines.




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