Exhibit 99.1

RECAST (UNAUDITED) QUARTERLY AND FULL YEAR SEGMENT INFORMATION

FOR 2017 AND 2016

Effective January 1, 2018, the Company changed its segment reporting by combining its Thermal/Acoustical Metals and Thermal/Acoustical Fibers segments into a single operating segment named Thermal Acoustical Solutions. The Company’s other reportable segments, Technical Nonwovens and Performance Materials, remain unchanged.

The following unaudited historical quarterly and full-year financial data for 2017 and 2016 has been recast (unaudited) to reflect this new Thermal Acoustical Solutions segment reporting structure.

Recast of Segment Financial Data – Thermal Acoustical Solutions

In thousands of dollars	Q1-2017			Q2-2017			Q3-2017			Q4-2017			FY-2017			Q1-2016			Q2-2016			Q3-2016			Q4-2016			FY-2016
Thermal/Acoustical Metals (Reported)
Parts sales	$	41,694		$	40,827		$	41,522		$	44,952		$	168,995		$	36,783		$	41,053		$	39,807		$	38,544		$	156,187
Tooling sales		2,586			2,558			8,297			6,110			19,551			5,214			4,192			4,830			4,551			18,787
Total sales		44,280			43,385			49,819			51,062			188,546			41,997			45,245			44,637			43,095			174,974
Operating income	$	2,443		$	3,174		$	1,836		$	2,619		$	10,072		$	3,557		$	4,082		$	5,451		$	(1,528	)	$	11,562
Operating margin		5.5	%		7.3	%		3.7	%		5.1	%		5.3	%		8.5	%		9.0	%		12.2	%		-3.5	%		6.6	%
Thermal/Acoustical Fibers (Reported)
Parts sales	$	40,987		$	40,704		$	34,739		$	36,994		$	153,424		$	35,677		$	36,934		$	35,073		$	36,661		$	144,345
Tooling sales		385			2,795			884			273			4,337			184			3,234			1,356			293			5,067
Total sales		41,372			43,499			35,623			37,267			157,761			35,861			40,168			36,429			36,954			149,412
Operating income	$	12,289		$	12,157		$	8,716		$	9,708		$	42,870		$	10,324		$	10,630		$	10,026		$	10,472		$	41,452
Operating margin		29.7	%		27.9	%		24.5	%		26.0	%		27.2	%		28.8	%		26.5	%		27.5	%		28.3	%		27.7	%
Thermal Acoustical Solutions (Recast) (unaudited)
Parts sales	$	81,814		$	80,648		$	75,195		$	80,559		$	318,216		$	71,840		$	77,278		$	74,339		$	74,559		$	298,016
Tooling sales		2,971			5,354			9,180			6,383			23,888			5,398			7,426			5,628			4,724			23,176
Total sales		84,785			86,002			84,375			86,942			342,104			77,238			84,704			79,967			79,283			321,192
Operating income	$	14,734		$	15,326		$	10,553		$	12,264		$	52,877		$	13,790		$	14,609		$	15,463		$	8,994		$	52,856
Operating margin		17.4	%		17.8	%		12.5	%		14.1	%		15.5	%		17.9	%		17.2	%		19.3	%		11.3	%		16.5	%

Non-GAAP Measures

The following table reconciles the non-GAAP measures to the most directly comparable GAAP measures:

In thousands of dollars	Q1-2017			Q2-2017			Q3-2017			Q4-2017			FY-2017			Q1-2016			Q2-2016			Q3-2016			Q4-2016			FY-2016
Thermal Acoustical Solutions (Recast) (unaudited)
Operating income, as recasted	$	14,734		$	15,326		$	10,553		$	12,264		$	52,877		$	13,790		$	14,609		$	15,463		$	8,994		$	52,856
German Cartel settlement		-			-			-			-			-			-			-			-			3,479			3,479
Automotive segments consolidation expenses		-			-			1,089			277			1,366			-			-			-			-			-
Severance expenses		714			-			-			-			714			-			-			-			-			-
Operating income, adjusted	$	15,448		$	15,326		$	11,642		$	12,541		$	54,957		$	13,790		$	14,609		$	15,463		$	12,473		$	56,335
Operating margin, as recasted		17.4	%		17.8	%		12.5	%		14.1	%		15.5	%		17.9	%		17.2	%		19.3	%		11.3	%		16.5	%
Operating margin, adjusted		18.2	%		17.8	%		13.8	%		14.4	%		16.1	%		17.9	%		17.2	%		19.3	%		15.7	%		17.5	%