https://userapps.support.sap.com/sap/support/knowledge/en/2496355
2496355 - KBA: Filter Material Master from ERP to GTS | SAP Knowledge Base Article
You cannot filter materials using transaction /SAPSLL/MATMAS_DIRR3 program /SAPSLL/MATMAS_DISTRIBUTE_R3 Filtering materials using messsage types does not work...