The parameters determining the solidifying method are, in the case of needling, for example, the needle board assembly in the broadest sense, including its thickness, the fineness of the needles, the penetration depth of {HEAD ~ the needles} into {TAIL ~ the nonwoven web}, the residence time of the needles in the nonwoven web, and the advance of the nonwoven web per stitching cycle 
The parameters determining the solidifying method are , in the case of needling , for example , the needle board assembly in the broadest sense , including its thickness , the fineness of the needles , the penetration depth of { HEAD ~ the needles } into { TAIL ~ the nonwoven web } , the residence time of the needles in the nonwoven web , and the advance of the nonwoven web per stitching cycle
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