Typical properties in EPDM-NBR-CR - Carbon Black

		Curing Time (min)	SEAST 116HM (MAF-HS)	SEAST 116 (MAF)	SEAST FM (FEF-HS)	SEAST SO (FEF)	SEAST V (GPF)	SEAST SVH (SRF-HS)
Mooney Viscosity	ML₁₊₄ 135°C	-	53.4	46.1	48	45	40.5	44.8
Mooney Scorch Time	t5L 135°Cmin	-	6.3	6.9	6.8	6.8	7.2	7.3
Hardness	(JIS Hs)	40'	80	76	75	75	72	75
100%Modulus	MPa	40'	7	5.5	6.2	5.5	4.1	5.5
Tensile Strength	MPa	40'	19.1	18	17.6	18	13.9	16.5
Elongation at Break	%	40'	290	310	290	310	320	320
Tear Strength	KN/m	40'	50	46	44	44	41	44
Rebound Resilience	%	40'	56.9	58.2	61	59.7	62.0	61.9
Modulus at low elongation	MPa	40'	1.19	1.04	1.07	1.01	0.89	1
Heat Build-up (Flexometer)	°C	40'	28.3	25.8	22.9	23.8	20.3	22.6
Permanent Set (Flexometer)	%	40'	1.6	1.4	1	1.2	1.1	1.2
Compression Set	%	40'	39	39	36	38	36	37
Loss tangent		40'	0.118	0.115	0.111	0.117	0.105	0.11
Storage modulus	MPa	40'	21.93	17.72	14.35	16.93	12.37	14.22

		Curing Time (min)	SEAST FY (SRF-HS)	SEAST S (SRF)	SEAST SP (SRF-LS)	SEAST TA (FT<‰)	IRB#6
Mooney Viscosity	ML₁₊₄ 135°C	-	48.1	38.2	37.4	35.9	47
Mooney Scorch Time	t5L 135°Cmin	-	7.8	7.4	7.3	7.7	6.9
Hardness	(JIS Hs)	40'	75	70	68	65	77
100%Modulus	MPa	40'	5.1	3.5	2.7	2.6	5.1
Tensile Strength	MPa	40'	15.2	12.2	10.8	12.3	20.4
Elongation at Break	%	40'	320	320	340	370	360
Tear Strength	KN/m	40'	49	41	39	35	47
Rebound Resilience	%	40'	60.5	63.0	63	66	52.8
Modulus at low elongation	MPa	40'	1.02	0.83	0.75	0.71	1.03
Heat Build-up (Flexometer)	°C	40'	20.9	19.5	17.9	17.4	27.5
Permanent Set (Flexometer)	%	40'	0.9	1	0.8	0.9	2.1
Compression Set	%	40'	37	35	32	34	42
Loss tangent		40'	0.11	0.105	0.109	0.103	0.132
Storage modulus	MPa	40'	14.51	11.25	9.9	7.88	21.33

* Formulation: EPDM 100, Zinc Oxide 5, Stearic Acid 1,Accelerator TS/M 1.5/0.5, Sulfur 1.5, Carbon Black 50.

* Mixing Procedure: using Btype Banbury mixer.

* Curing Temperature at 150°C.

* Compression Set measuring requirements: 22 hrs at 100°C.

* Viscoelastic properties Measuring Requirements: f= 100 Hz, Strain= 0.2%, at room temperature.

		Curing Time (min)	SEAST 116HM (MAF-HS)	SEAST 116 (MAF)	SEAST FM (FEF-HS)	SEAST SO (FEF)	SEAST V (GPF)	SEAST SVH (SRF-HS)
Mooney Viscosity	ML₁₊₄ 125°C	-	68.3	56.5	58.3	54.4	49.9	53.1
Mooney Scorch Time	t5L 125°Cmin	-	5.8	6.4	6.6	6.3	7.1	7
Hardness	(JIS Hs)	30'	74	71	71	70	66	70
100%Modulus	MPa	30'	7.4	5.8	6.3	5.6	4.2	5.8
Tensile Strength	MPa	30'	23.7	23.0	22.6	22.8	21.4	22.2
Elongation at Break	%	30'	250	280	270	280	320	290
Tear Strength	KN/m	30'	50	49	47	46	47	47
Rebound Resilience	%	30'	51.2	52.6	53.6	53.3	56.0	54.6
Modulus at low elongation	MPa	30'	1.19	1.03	1.04	0.99	0.88	1.01
Heat Build-up (Flexometer)	°C	30'	37	36.3	34.1	34.9	31.9	33.5
Permanent Set (Flexometer)	%	30'	0.9	0.8	0.9	0.8	0.8	0.8
Compression Set	%	30'	16	16	16	16	15	16
Loss tangent		30'	0.174	0.171	0.167	0.17	0.157	0.167
Storage modulus	MPa	30'	15.83	12.58	11.11	11.85	9.4	11.12

		Curing Time (min)	SEAST FY (SRF-HS)	SEAST S (SRF)	SEAST SP (SRF-LS)	SEAST TA (FT<‰)	IRB#6
Mooney Viscosity	ML₁₊₄ 125°C	-	63	45	38.7	37.8	58.3
Mooney Scorch Time	t5L 125°Cmin	-	6.6	7.3	7.6	7.7	6.2
Hardness	(JIS Hs)	30'	72	64	62	60	73
100%Modulus	MPa	30'	6.2	3.5	2.5	2.5	5.9
Tensile Strength	MPa	30'	24	21.1	22.6	21.3	25.1
Elongation at Break	%	30'	290	330	390	420	300
Tear Strength	KN/m	30'	44	43	40	41	49
Rebound Resilience	%	30'	53.4	57.4	58.5	60.0	45.1
Modulus at low elongation	MPa	30'	1.08	0.79	0.73	0.65	0.98
Heat Build-up (Flexometer)	°C	30'	35.7	30.4	28.3	28.9	38.6
Permanent Set (Flexometer)	%	30'	0.7	0.6	0.5	0.6	1.6
Compression Set	%	30'	14	15	14	12	20
Loss tangent		30'	0.164	0.156	0.151	0.144	0.197
Storage modulus	MPa	30'	14.16	8.74	7.78	6.29	15.26

* Formulation:CR 100, oil 10, Zinc Oxide 5, Stearic Acid 0.5, Magnesium oxide 4, Accelerator NA22 0.5, Anti Oxidant PA 1, Carbon Black 50.

* Mixing Procedure: using Btype Banbury mixer.

* Curing Temperature at 150°C.

* Compression Set measuring requirements: 22 hrs at 100°C.

* Viscoelastic properties Measuring Requirements: f= 100 Hz, Strain= 0.2%, at room temperature.

		Curing Time (min)	SEAST 116HM (MAF-HS)	SEAST 116 (MAF)	SEAST FM (FEF-HS)	SEAST SO (FEF)	SEAST V (GPF)	SEAST SVH (SRF-HS)
Mooney Viscosity	ML₁₊₄ 130°C	-	74.9	65.8	67.5	63.7	59.4	62.8
Mooney Scorch Time	t5L 130°Cmin	-	9.7	10.9	10.4	10.5	11.1	11.5
Hardness	(JIS Hs)	40'	73	71	71	70	68	70
100%Modulus	MPa	40'	3.7	3	3.2	2.8	2.4	2.9
Tensile Strength	MPa	40'	29.5	27.6	27.0	27.8	23.5	26
Elongation at Break	%	40'	480	510	490	510	520	530
Tear Strength	KN/m	40'	63	58	57	56	55	55
Rebound Resilience	%	40'	43.2	44.2	45.1	44.9	46.2	45.9
Modulus at low elongation	MPa	40'	0.8	0.77	0.76	0.74	0.69	0.76
Heat Build-up (Flexometer)	°C	40'	55.5	53	48.6	50.6	45.3	47.9
Permanent Set (Flexometer)	%	40'	7.8	7.5	7	7.1	6	6.3
Compression Set	%	40'	44	42	41	43	40	41
Loss tangent		40'	0.217	0.215	0.212	0.213	0.208	0.21
Storage modulus	MPa	40'	15.82	13.24	11.18	12.11	10.96	11.15

		Curing Time (min)	SEAST FY (SRF-HS)	SEAST S (SRF)	SEAST SP (SRF-LS)	SEAST TA (FT Type)	IRB#6
Mooney Viscosity	ML₁₊₄ 130°C	-	66.3	56.2	54.5	54	67.1
Mooney Scorch Time	t5L 130°Cmin	-	7.2	11.8	13.6	16.3	10.8
Hardness	(JIS Hs)	40'	71	66	64	63	70
100%Modulus	MPa	40'	2.9	2	1.8	1.6	2.7
Tensile Strength	MPa	40'	25.5	23.8	22.6	27.8	29.6
Elongation at Break	%	40'	480	530	570	700	530
Tear Strength	KN/m	40'	59	51	49	45	58
Rebound Resilience	%	40'	45.6	47.0	48.4	48.0	38.6
Modulus at low elongation	MPa	40'	0.79	0.64	0.6	0.57	0.74
Heat Build-up (Flexometer)	°C	40'	46.7	44.1	41	40.6	53.2
Permanent Set (Flexometer)	%	40'	5.9	6.3	5.1	7.2	9.2
Compression Set	%	40'	39	39	40	39	47
Loss tangent		40'	0.203	0.207	0.205	0.209	0.249
Storage modulus	MPa	40'	12.78	9.61	8.36	7.98	15.61

* Formulation:NBR 100, Zinc Oxide 3, Stearic Acid 1, Accelerator TBBS 0.7, Sulfur 1.5, Carbon Black 40.

* Mixing Procedure: using Btype Banbury mixer.

* Curing Temperature at 150°C.

* Compression Set measuring requirements: 22 hrs at 100°C.

* Viscoelastic properties Measuring Requirements: f= 100 Hz, Strain= 0.2%, at room temperature.

DATA3 Typical Properties in EPDM-NBR-CR