{"product_id":"schedules-and-repeatability-firing-numbers-flow-control-and-defect-diagnosis","title":"Schedules and Repeatability: Firing Numbers, Flow Control and Defect Diagnosis","description":"\u003cp\u003eA 50 page technical manual for the most common frustration in this technique, which is not failure but success you cannot repeat.\u003c\/p\u003e\u003cp\u003eYou pull something beautiful, and weeks later you cannot make it again because you do not know what you did. This guide is about fixing that, permanently.\u003c\/p\u003e\u003ch3\u003eWhat is inside\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHow glass actually behaves as it heats, and why your controller is a viscosity dial rather than an on switch\u003c\/li\u003e\n\u003cli\u003eThe anatomy of a vitrigraph schedule, segment by segment, and how it differs from a fusing schedule\u003c\/li\u003e\n\u003cli\u003eFour baseline schedules covering first sessions, general work, opalescents and murrine\u003c\/li\u003e\n\u003cli\u003eYour two flow controls, their step sizes and their lag, and why chasing adjustments makes a session uncontrollable\u003c\/li\u003e\n\u003cli\u003eReading the stream: a table of what you see, what it means and what to do\u003c\/li\u003e\n\u003cli\u003eWhat changes during a session, and how to plan around the session arc\u003c\/li\u003e\n\u003cli\u003eCalibrating your own kiln, because published figures are starting points and your thermocouple is not measuring your glass\u003c\/li\u003e\n\u003cli\u003eA three part defect atlas covering flow problems, glass quality problems and downstream problems that appear days later\u003c\/li\u003e\n\u003cli\u003eAnnealing decisions for cane\u003c\/li\u003e\n\u003cli\u003eSession logs, calibration records and a defect tracker\u003c\/li\u003e\n\u003cli\u003eTwelve calibration experiments, six fully worked sessions, five decision trees for use at the kiln, and a fifty two week practice plan\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eEvery figure is presented as a defensible starting point to be replaced by your own calibrated numbers.\u003c\/p\u003e","brand":"Vitrigraph Institute","offers":[{"title":"Default Title","offer_id":58800353509760,"sku":"SCHEDULES-GUIDE","price":17.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1014\/8492\/1216\/files\/03._Schedules_and_Repeatability_-_Firing_Numbers_Flow_Control_and_Defect_Diagnosis-1200.jpg?v=1787933303","url":"https:\/\/vitrigraphinstitute.myshopify.com\/products\/schedules-and-repeatability-firing-numbers-flow-control-and-defect-diagnosis","provider":"Vitrigraph Institute","version":"1.0","type":"link"}