Industry News

December 28, 2017 2017
Ten Formula for EPDM Rubber Production In commonly

1, EPDM auto radiator rubber hose formula

Oil filled three ethylene propylene rubber 70

Three ethylene propylene rubber 50

Zinc Oxide 3

Stearic acid 1

N650 carbon black 130

N990 carbon black 140

Paraffin oil 120

Accelerator BZ 2

Accelerator PZ 2

Accelerator TMTD 3

Accelerator DTDM 2

Sulphur 0.5

Total: 523.5 notes: 160 C +30min H:70 degrees

Oil filled three ethylene propylene rubber: ethylene content 75% filled naphthenic oil 30% ML---1+4--100 C 55 three yuan ethylene propylene rubber: ethylene content 68% ML1+4100 C 57


2, EPDM high temperature water vapor formulation

Three ethylene propylene rubber 100

Zinc Oxide 5

Stearic acid 1

Antioxidant RD 1.8

Antioxidant D 0.5

N762 carbon black 65

Crosslinker DCP 2.8

Cross-linking agent TAC 1.5: 202.8

Note: one section of vulcanization: 180 C +8min two section vulcanization: 150 C +2h H: 78 degrees

Three yuan: third monomer ENB iodine value: 26 ML-1+4 100 C 45 ethylene content: 43


3, EPDM light color rubber formula

Oil filled three ethylene propylene rubber 150

Zinc Oxide 5

Stearic acid 1

Bai Tanhei 90

Paraffin oil 15

Accelerator BZ 2.67

Accelerator DM 1

Accelerator TETD 0.4

Accelerator TMTD 0.4

Accelerator TMTM 1.25

Total: 266.72 notes: H:55 + 5 degree oil filling three ethylene propylene glycol: ethylene content 67%

Paraffin oil 50% ML1+4150 C 30


4, EPDM conductive rubber formula

Three EPDM 100

Stearic acid 1

Zinc Oxide 5

Paraffin oil 60

Acetylene carbon black 150

Accelerator TS 1.5

Accelerator M 0.5

Sulphur 1.5

Total: 319.5 notes: 160 C +30min H: 82 degree volume resistance: 3.8*10


5, EPDM windshield sealing strip

Three ethylene propylene rubber 100

Zinc Oxide 5

Stearic acid 1

Paraffin 1.5

N660 200

Naphthenic oil 155

Accelerator BZ 2

Accelerator DM 1.3

Accelerator TMTD 0.6

Sulphur 1.5


Total: 467.9

Note: 160 C +20min 59 ~ H: third monomer: ENB high iodine value, low propylene ML1+4 125 C 55


6, EPDM waterproofing membrane formula

Three ethylene propylene rubber 100

Zinc Oxide 5

Stearic acid 1

N550 carbon black 130

Naphthenic oil 90

Accelerator M 1.5

Accelerator TMTM 2

Sulphur 1

Total: 330.5

Note: 100 C +20min H:60 third monomer: ENB propylene content: 48

Value: 10 ML1+4 100 C: 60


7, EPDM steam hose formula

Three ethylene propylene rubber 100

Zinc Oxide 5

Stearic acid 1

N550 carbon black 75

N990 carbon black 75

Paraffin oil 228075

Accelerator M 1.75

Accelerator PZ 0.75

Accelerator TMTM 0.75

Accelerator TE 0.75

Sulphur 2

Total: 337


8, EPDM high temperature alkali resistant rubber hose formula

Three EPDM 100

Zinc Oxide 5

Stearic acid 1

N330 carbon black 60

Talcum powder 15

50# oil 5

DCP 4

Total: 190


9, EPDM windshield sealing strip

Three ethylene propylene rubber 100

Zinc Oxide 5

Stearic acid 1

Paraffin 1.5

N660 185

Naphthenic oil 120

Accelerator BZ 2

Accelerator DM 1.3

Accelerator TMTD 0.6

Sulphur 1.5

Total: 417.9 note: H:68 degree


10, EPDM insulating adhesive formula

Three EPDM 100

Zinc Oxide 5

Stearic acid 1

100 magnesium silicate

Paraffin oil 20

Quinone two oxime 0.5

Sulphur 0.3

Antioxidant RD 0.5

DCP 7

Total: 234.3

Remark: +30min H:67 degree resistance at 160 degrees C: 1.5*1015


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