SILK PLA Filament Features1 Toughness 50 times higher than PLA on the market 2 Environmental protection non toxic biodegradable 3 Close to silk effect low shrinkage It is suitable for all types of FDM3D printers suitable for printing crafts artworks and industrial design samples etc Specifications Filament Material PLAPrint Speed 30 60mm sRecommend Print Temperature 200 230℃Bottom plate temperature 40 60℃When not heating need to apply glueDiameter 1 75±0 03mmPackage included 5kg Gradient Silk PLA Filaments 1KG roll