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Specification Data Sheet

NI-2098

Standard/Nonasbestos Cylinder Head Facing Material

F729990E52M2

Interface Performance
Materials, Inc.

NI-2098 is a heavy-duty cylinder head facing material that is used with both solid and perforated metal cores.

Specification Properties

Property	Value	Method
Density, g/cc(lb/cu.ft)	1.19 (74) (min.)	ASTM F 1315
Compressibility, % (at 34.5MPa)	15 - 30	ASTM F 36
Recovery, %	20 (min.)	ASTM F 36
Tensile Strength, AMD, MPa(psi)	1.72 (250) (min.)	ASTM F 152
Weight Loss on Ignition, % (at 815 C)	o
Fluid Resistance, IRM903 Oil		ASTM F 146
Change in Thickness, %	20 (max.)
Change in Weight, %	55 (max.)
Fluid Resistance, Fuel B		ASTM F 146
Change in Thickness, %	10 (max.)
Change in Weight, %	40 (max.)
Fluid Resistance, Glycol/Water 50/50		ASTM F 146
Change in Thickness, %	20 (max.)
Change in Weight, %	75 (max.)
Binder Type	Nitrile Butadiene

Test data: Interface Performance Materials, Inc. Values are manufacturer-published specification limits, not field-typical performance. Specific application suitability requires independent evaluation. The supplier’s standard warranty disclaimers apply.