Assigning Material to an Injection Unit To assign material to an injection unit: In the Injection Unit Settings PropertyManager, click Apply/Edit Material. Do one of the following: Click Browse the database > Default Database, and select a material from the Plastics Database tab. Click Browse the database > User-defined Database, and select a material from the Plastics Database tab. Click Apply/Edit Material > Recently Used, and select a material from the list of recently used materials. Parent topicMaterials