Ultem Square Stock | McMaster-Carr

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	Shape Shape	Show

Sheet and Bar

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Film

Rod and Disc

Sheet and Bar

	Material Material	Show

Plastic

Ultem PEI Plastic

	Material Material	Hide

	System of Measurement System of Measurement

Inch

	Thickness Thickness

	Width Width

12"

	Length Length

1ft.

2ft.

	Color Color

	Amber

	Comparable To Comparable To

Ultem

	Performance Properties Performance Properties

Low Thermal Expansion

Slippery

	Maximum Temperature Maximum Temperature

Less than 1,000° F

	Backing Type Backing Type

	Plain

	Hardness Rating Hardness Rating

Extra Hard

	Clarity Clarity

	Semi- Clear

	Specifications Met Specifications Met

	For Use With For Use With

	Flexibility Flexibility

	Semi-Rigid

	Hardness Hardness

Rockwell R111-R125

	Texture Texture

	Smooth

	Electrical Insulation Rating Electrical Insulation Rating

Excellent

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Friction Rating Friction Rating

Slippery

	Surface Resistivity Surface Resistivity

10¹³ ohms/sq.

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

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38 Products

About Plastic

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

For technical drawings and 3-D models, click on a part number.

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"		12" × 12"		12" × 24"
Thick.	Thick. Tolerance	Surface Resistivity		Each		Each		Each
0.04"	-0.004" to 0.004"	10¹³ ohms/sq.	000000	00	0000000	000000	0000000	000000
1/16"	-0.00625" to 0.00625"	10¹³ ohms/sq.	000000	00	0000000	00000	0000000	00000
3/32"	-0.00938" to 0.00938"	10¹³ ohms/sq.	000000	00	0000000	00000	0000000	000000
1/8"	-0.0125" to 0.0125"	10¹³ ohms/sq.	000000	00	0000000	00000	0000000	000000
1/4"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000	00000000	000000	00000000	000000
3/8"	0" to 0.025"	10¹³ ohms/sq.	0000000	00000	00000000	000000	00000000	000000
1/2"	0" to 0.025"	10¹³ ohms/sq.	0000000	00000	00000000	000000	00000000	000000
3/4"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000	0000000	000000	0000000	000000
1"	0" to 0.025"	10¹³ ohms/sq.	0000000	000000	00000000	000000	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

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About Plastic

Electrical-Insulating Ultem PEI Sheets and Bars