Proto-pasta SSP12805 Polishable Stainless Steel Spool ， PLA 2.85 mm， 500 g ， Gray</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>This stainless steel filled PLA can be Polished to look like Polished metal! it is also 2X the Density of PLA for substantial feeling prints</li><li>Material is matte Gray with a cast metal look. Can be Polished with proper Tools to a semi-reflective finish</li><li>Processing is comparable to standard PLA. No heated bed required. Process may be less consistent on smaller nozzles (<.4mm) andor bowden Type machines</li><li>We recommend printing this material at 190c-230c using a 4 mm or larger nozzle. Please Note that this filament is more brittle than normal PLA and requires more careful handling to prevent breaking</li><li>Designed and manufactured in the USA with quality and customer service as a top priorities. Usa sourced packaging and labor</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51-cXruHJ1L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51fRNlSy5qL.jpg' noproxy></br>