Electrical Insulation Paper

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Thickness

Performance

Highly Electrical Insulating

Highly Impact Resistant

Width

Flexibility

Material

Maximum Temperature

Length

Color

Dielectric Strength

Flammability Rating

Density

Minimum Temperature

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

EAR99

REACH

Compliant

RoHS

Compliant

Tensile Strength

10,000 psi to 21,000 psi

Not Rated

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36 Products

Electrical Insulating Hard Fiber

Widely known as fishpaper and vulcanized fiber, these thin sheets offer better electrical insulation than standard hard fiber sheets. They are constructed from lightweight cotton fabric that's been chemically treated to make it hard and dense.

										6" Wide × 12" Long		12" Wide × 12" Long		24" Wide × 39" Long		39" Wide × 48" Long		39" Wide × 60" Long
Thk.	Thk. Tolerance	Tensile Strength	Hardness	Mil. Spec.	Flammability Rating	Color	Max. Temp., ° F	Impact Strength, ft·lbf/in	For Use Outdoors		Each		Each		Each		Each		Each
0.005"	-0.001" to 0.001"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K101	00000	8490K15	00000	8490K25	000000	8490K35	000000	———	0
0.01"	-0.001" to 0.001"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K102	0000	8490K11	0000	8490K21	00000	8490K31	00000	8490K103	000000
0.015"	-0.002" to 0.002"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K104	0000	8490K12	0000	8490K22	00000	8490K32	00000	8490K105	00000
0.02"	-0.002" to 0.002"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K106	0000	8490K37	00000	8490K38	00000	8490K39	00000	———	0
0.025"	-0.003" to 0.003"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K107	00000	8490K16	00000	8490K26	00000	8490K36	000000	———	0
0.03"	-0.003" to 0.003"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K108	00000	8490K51	00000	8490K52	00000	8490K53	00000	———	0
0.04"	-0.004" to 0.004"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K109	00000	8490K54	00000	8490K55	000000	———	0	———	0
0.045"	-0.005" to 0.005"	Not Rated	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	8490K111	00000	8490K57	00000	8490K58	000000	———	0	———	0
0.062"	-0.007" to 0.007"	10,000 psi to 21,000 psi	Rockwell R70 (Hard)	MIL-I-695	UL 94 HB	Gray	235	2.5	No	———	0	8490K61	00000	8490K62	000000	8490K63	000000	———	0

Humidity-Resistant Paper Insulation Sheets

Often used in high-humidity applications for its low moisture absorption, this flexible paper insulation is made of inorganic materials. It’s typically used in appliances and electrical devices. Insulation meets UL 94 V-0 and UL 94 5VA for flame resistance.

93 lb/ft³ Density

Image of Product. Front orientation. Insulation Sheets. Humidity-Resistant Paper Insulation Sheets.

	Lg., ft.	Insulation R Value	Flexibility	Temp. Range, ° F	Heat Flow Rate @ Temp.	Color	Performance	Flammability Rating		Each
0.015" Thick



	36"	2	0.06	Flexible	0 to 265	1.73 BTU/hr @ 355° F	Off-White	Flame Resistant, Moisture Resistant, Humidity Resistant, Flame Retardant	UL 94 V-0, UL 94 5VA	9583T22	000000