<?php
 
	$frase = 'Nome do produto teste cadastrado';
	$count_itens = 2;
 
	function dividir_texto($texto, $count_itens)
	{
		$array_retorno = array();
		if (!empty($texto))
		{
			$partes = explode(' ', $texto);	
			$div = ceil((count($partes)) / $count_itens);
			$items = array_chunk($partes, $div);
			foreach($items as $item)
			{
				$array_retorno[] = implode(' ', $item);
			}
		}
		return $array_retorno;
	}
 
	print_r(dividir_texto($frase, $count_itens));

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