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EPT Sheet (Ethylene-propylene terpolymer rubber)

07/10/2025

EPT Sheet (Ethylene-propylene terpolymer rubber)

Features

・Excels in weather resistance.
・Excels in ozone resistance.
・Excels in cold resistance.
・Excels in heat resistance.

Applications

・Seal material for window frame.
・Bulletin Board.

Function	・ Ozone Resistance ・ Weather Resistance ・ Alkali Resistance

Properties: Black Rubber Sheet

Item Name		Properties
		General Properties			Heat-Resistant Aging 100°C×72h			Comp- ression Set 70°C × 24h %	Ozone Resistance Ozone 500ppb(50pphm) 40°C 20% Elongation	Elastic Modulus in Static Shear MPa {kgf/cm²}	JIS K 6380 Corres- ponding No.	Item Number
		Hardness Type A	Tensile Strength at Break MPa {kgf/cm²}	Elon- gation at Break %	Hardness Change Type A	Change Rate of Tensile Strength %	Change Rate of Elongation at Break %	Comp- ression Set 70°C × 24h %	Ozone Resistance Ozone 500ppb(50pphm) 40°C 20% Elongation	Elastic Modulus in Static Shear MPa {kgf/cm²}	JIS K 6380 Corres- ponding No.	Item Number
EPT Sheet-L	<40>	43(43)	16.6{169}	720	+6	-22	-16	24	144h No Change		BAH 40360	TEKL 4007
	<50>	50(49)	8.4{86}	580	+10	-5	-26	23	〃		BAH 50360	TEKL 5007
	<60>	61(61)	10.9{112}	560	+8	-1	-22	22	〃		BAH 60360	TEKL 6007
	<65>	64(62)	8.4{86}	370	+9	-5	-47	20	〃		BAH 65360	TEKL 6507
	<70>	74(72)	9.7{99}	480	+5	-4	-32	24	〃	1.19	BAH 70340	TEKL 7007
	<80>	81(79)	12.5{128}	370	+9	-8	-32	31	〃		BAH 80320	TEKL 8010
	<90>	89(87)	11.9{122}	430	―	―	―	29	〃		BAH 90320	TEKL 9007
EPT Sheet-M	<50>	49(47)	11.7{119}	810	+5	-25	-40	16	1000h No Change		BAH 50470	TEKM 5010
	<60>	60(59)	12.6{129}	560	+8	-3	-32	10	〃		BAH 60460	TEKM 6010
	<65>	62(61)	13.3{136}	630	+5	-6	-31	11	〃	0.8	BAH 65460	TEKM 6510
	<70>	70(69)	12.0{122}	540	+5	+9	-30	11	〃		BAH 70450	TEKM 7010
	<80>	77(76)	13.8{141}	440	+5	+9	-22	14	〃		BAH 80420	TEKM 8010

JIS K 6250
●These items highlighted in this color are our standard products.

Properties: Colored Rubber Sheet

Item Name		Properties
		General Properties			Heat-Resistant Aging 100°C×72h			Comp- ression Set 70°C × 24h %	Ozone Resistance Ozone 500ppb(50pphm) 40°C 20% Elongation	Elastic Modulus in Static Shear MPa {kgf/cm²}	JIS K 6380 Corresponding No.	Item Number
		Hardness Type A	Tensile Strength at Break MPa {kgf/cm²}	Elongation at Break %	Hardness Change Type A	Change Rate of Tensile Strength %	Change Rate of Elongation at Break %	Comp- ression Set 70°C × 24h %	Ozone Resistance Ozone 500ppb(50pphm) 40°C 20% Elongation	Elastic Modulus in Static Shear MPa {kgf/cm²}	JIS K 6380 Corresponding No.	Item Number
White EPT Sheet-M	<65>	66(63)	11.5 {117}	650	+4	-26	-17	35	1000h No Change	1.23	BAH 65350	TEWM 6507
Gray EPT Sheet-L	<60>	59(57)	7.5 {77}	810	+4	-26	-39	35	72h No Change		BAH 60360	TEHL 6007
Gray EPT Sheet-M	<60>	60(58)	11.0 {112}	720	+4	-15	-28	32	1000h No Change		BAH 60360	TEHM 6007

JIS K 6250
●These items highlighted in this color are our standard products.

Properties: Special Rubber Sheet (Heat-resistant grade)

Item Name		Properties
		General Properties			Heat-Resistant Aging 125°C×72h			Comp- ression Set 70°C × 24h %	Ozone Resistance Ozone 500ppb(50pphm) 40°C 20% Elongation	JIS K 6380 Corres- ponding No.	Item Number
		Hardness Type A	Tensile Strength at Break MPa {kgf/cm²}	Elon- gation at Break %	Hardness Change Type A	Change Rate of Tensile Strength %	Change Rate of Elongation at Break %	Comp- ression Set 70°C × 24h %	Ozone Resistance Ozone 500ppb(50pphm) 40°C 20% Elongation	JIS K 6380 Corres- ponding No.	Item Number
EPT Special Sheet	<40>	40(39)	10.3{105}	660	+2	+4	0	19	1000h No Change	CAH 40360	TEKH 4007A
	<50>	53(50)	11.6{118}	550	+2	+5	+12	17	〃	CAH 50470	TEKH 5008A
	<55>	56(53)	14.9{152}	460	+7	+12	-9	15	〃	CAH 55470	TEKH 5510A
	<60>	60(57)	15.0{153}	530	+5	+3	-10	26	〃	CAH 60360	TEKH 6007A
	<70>	71(66)	12.7{130}	490	+2	0	-7	16	〃	CAH 70450	TEKH 7008A
	<80>	80(77)	16.3{166}	300	-3	+2	-9	8	〃	CAH 80420	TEKH 8010A
	<90>	93(91)	14.3{146}	220	+2	+1	-26	12	〃	CAH 90420	TEKH 9010A

JIS K 6250

•These products should not be incinerated wherever possible because harmful gas to humans might be generated if they are immoderately burned.
•The user is requested to confirm degree of discoloration and contamination by using sample in the case of use contacting with the other items.
•The life of these products at actual use are greatly affected by condition of the use. The user is requested to confirm it by using sample in the case of use under severe condition.

Please check here to find out the environmental compliance of this product.

●These descriptions can be altered for a reason of improvement without any notification.
●These descriptions shall be as of November 1, 2021.

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