PEI Rod Stock | McMaster-Carr

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Electrically Insulating

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Tensile Strength

17,000 psi to 17,500 psi

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76 Products

About Plastic

Color: Semi-Clear Amber
Temperature Range: -20° to 335° F
Tensile Strength: 17,000-17,500 psi (Excellent)
Impact Strength: 0.5-0.6 ft.-lbs./in. (Poor)
Hardness: Rockwell R111-R125 (Extra Hard)
For Use Outdoors: No
Specifications Met: ASTM D5205, ASTM D7293, FDA Compliant 21 CFR 177.1595, UL 94 V-0

These rods offer excellent electrical-insulating properties. They’re often used for circuit-breaker housings, manifolds, and semiconductor components.

Dia.	Dia. Tolerance	Dielectric Strength	Lengths, ft.		Per Ft.
1/4"	0.000" to 0.003"	830 V/mil	1, 2, 3, 4, 5	0000000	00000
3/8"	0.000" to 0.003"	830 V/mil	1, 2, 3, 4, 5	0000000	0000
1/2"	0.000" to 0.003"	830 V/mil	1, 2, 3, 4, 5	0000000	0000
5/8"	0.000" to 0.003"	830 V/mil	1, 2, 3, 4, 5	0000000	00000
3/4"	0.000" to 0.003"	830 V/mil	1, 2, 3, 4, 5	0000000	00000
1"	0.000" to 0.003"	830 V/mil	1, 2, 3, 4, 5	0000000	00000
1 1/4"	0.000" to 0.005"	830 V/mil	1, 2, 3, 4	0000000	00000
1 1/2"	0.000" to 0.005"	830 V/mil	1, 2, 3, 4	0000000	00000
2"	0.000" to 0.005"	830 V/mil	1, 2, 3, 4	0000000	000000
2 1/2"	0.000" to 0.015"	830 V/mil	1, 2, 3, 4	0000000	000000
3"	0.000" to 0.250"	830 V/mil	1, 2, 3, 4	0000000	000000
3 1/2"	0.000" to 0.250"	830 V/mil	1, 2, 3, 4	0000000	000000

Electrical-Insulating Ultem PEI Sheets and Bars

Often used for circuit-breaker housings, manifolds, and semiconductor components, these sheets and bars offer excellent electrical-insulating properties.

Sheets

Color: Semi-Clear Amber
Temperature Range: -20° to 335° F
Tensile Strength: 17,000-17,500 psi (Excellent)
Impact Strength: 0.5-0.6 ft.-lbs./in. (Poor)
Hardness: Rockwell R111-R125 (Extra Hard)
For Use Outdoors: No
Specifications Met:
0.04": ASTM D5205, ASTM D7293, FDA Compliant 21 CFR 177.1595, NSF/ANSI 51, UL 94 VTM-0
1/16" to 1/8": ASTM D5205, FDA Compliant 21 CFR 177.1595, NSF/ANSI 51, UL 94 V-0
1/4" to 1": ASTM D5205, ASTM D7293, FDA Compliant 21 CFR 177.1595, UL 94 V-0, USP Class VI

6" × 6"
Thick.	Thick. Tolerance	Surface Resistivity		Each
1/4"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000
3/8"	0" to 0.025"	10¹³ ohms/sq.	0000000	00000
1/2"	0" to 0.025"	10¹³ ohms/sq.	0000000	00000
3/4"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000
1"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000
12" × 12"
0.04"	-0.004" to 0.004"	10¹³ ohms/sq.	0000000	00000
1/16"	-0.00625" to 0.00625"	10¹³ ohms/sq.	0000000	00000
3/32"	-0.00938" to 0.00938"	10¹³ ohms/sq.	0000000	00000
1/8"	-0.0125" to 0.0125"	10¹³ ohms/sq.	0000000	00000
1/4"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000
3/8"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000
1/2"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000
3/4"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000
1"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000
12" × 24"
0.04"	-0.004" to 0.004"	10¹³ ohms/sq.	0000000	00000
1/16"	-0.00625" to 0.00625"	10¹³ ohms/sq.	0000000	00000
3/32"	-0.00938" to 0.00938"	10¹³ ohms/sq.	0000000	000000
1/8"	-0.0125" to 0.0125"	10¹³ ohms/sq.	0000000	000000
1/4"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000
3/8"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000
1/2"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000
3/4"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000
1"	0" to 0.025"	10¹³ ohms/sq.	00000000	000000

Bars

Color: Semi-Clear Amber
Temperature Range: -20° F to 335° F
Tensile Strength: 17,000-17,500 psi (Excellent)
Impact Strength: 0.5-0.6 ft.-lbs./in. (Poor)
Hardness: Rockwell R111-R125 (Extra Hard)
For Use Outdoors: No
Specifications Met: ASTM D5205, ASTM D7293, FDA Compliant 21 CFR 177.1595, UL 94 V-0, USP Class VI

1/4" Thick. (0" to 0.03")
Wd.	Lg.	Surface Resistivity		Each
2"	12"	10¹³ ohms/sq.	0000000	000000
2"	24"	10¹³ ohms/sq.	0000000	00000
4"	12"	10¹³ ohms/sq.	0000000	00000
3/8" Thick. (0" to 0.03")
2"	12"	10¹³ ohms/sq.	0000000	00000
2"	24"	10¹³ ohms/sq.	0000000	00000
4"	12"	10¹³ ohms/sq.	0000000	00000
1/2" Thick. (0" to 0.03")
2"	12"	10¹³ ohms/sq.	0000000	00000
2"	24"	10¹³ ohms/sq.	0000000	000000
4"	12"	10¹³ ohms/sq.	0000000	000000
3/4" Thick. (0" to 0.03")
2"	12"	10¹³ ohms/sq.	0000000	00000
2"	24"	10¹³ ohms/sq.	0000000	000000
4"	12"	10¹³ ohms/sq.	0000000	000000
1" Thick. (0" to 0.03")
2"	12"	10¹³ ohms/sq.	0000000	000000
2"	24"	10¹³ ohms/sq.	0000000	000000
4"	12"	10¹³ ohms/sq.	0000000	000000

Electrical-Insulating Ultem PEI Film

Use this film in 3D printing operations as a build surface. It’s also widely used in semiconductor applications because it has excellent electrical-insulating properties.

Film

Color: Semi-Clear Amber
Temperature Range: -20° to 335° F
Tensile Strength: 14,200 psi (Excellent)
Impact Strength: Not Rated
Hardness: Rockwell M109 (Extra Hard)
For Use Outdoors: Yes
Specifications Met: UL 94 VTM-0

			12" × 12"		12" × 24"
Thick.	Thick. Tolerance	Dielectric Strength		Each		Each
0.001"	-0.0001" to 0.0001"	3,050 V/mil	0000000	00000	0000000	000000
0.002"	-0.0002" to 0.0002"	3,050 V/mil	0000000	0000	0000000	00000
0.003"	-0.0003" to 0.0003"	3,050 V/mil	0000000	0000	0000000	00000
0.005"	-0.0005" to 0.0005"	3,050 V/mil	0000000	00000	0000000	00000
0.01"	-0.001" to 0.001"	3,050 V/mil	0000000	00000	0000000	00000
0.02"	-0.002" to 0.002"	3,050 V/mil	0000000	00000	0000000	00000
0.03"	-0.003" to 0.003"	3,050 V/mil	0000000	00000	0000000	00000

Adhesive-Back Film

Color: Semi-Clear Amber
Temperature Range: -20° to 335° F
Tensile Strength: 14,200 psi (Excellent)
Impact Strength: Not Rated
Hardness: Rockwell M109 (Extra Hard)
For Use Outdoors: Yes

			12" × 12"		12" × 24"
Thick.	Thick. Tolerance	Dielectric Strength		Each		Each
0.001"	-0.0001" to 0.0001"	3,050 V/mil	0000000	000000	0000000	000000
0.002"	-0.0002" to 0.0002"	3,050 V/mil	0000000	00000	000000	00
0.003"	-0.0003" to 0.0003"	3,050 V/mil	0000000	00000	0000000	00000
0.005"	-0.0005" to 0.0005"	3,050 V/mil	0000000	00000	0000000	00000
0.01"	-0.001" to 0.001"	3,050 V/mil	0000000	00000	0000000	00000
0.02"	-0.002" to 0.002"	3,050 V/mil	0000000	00000	000000	00
0.03"	-0.003" to 0.003"	3,050 V/mil	0000000	00000	000000	00

High-Temperature Plastic Selector Packs

Includes one piece of each material listed.

Material	Wd.	Lg.	Pkg. Qty.		Pkg.
PEEK Plastic, PFA Plastic, Polyimide Plastic, Torlon PAI Plastic, Ultem PEI Plastic	2"	2"	5	0000000	0000000

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About Plastic

Electrical-Insulating Ultem PEI Rods

Electrical-Insulating Ultem PEI Sheets and Bars

Electrical-Insulating Ultem PEI Film

High-Temperature Plastic Selector Packs