Hi, I am new here and very new to 3d printing. My husband and I built an Alunar M508 Prusa i3 and we are having all kinds of trouble. Long story short, we have made sure everything is square, leveled the bed manually, and when we start a print the nozzle starts out fine then digs into the bed. We are going with a cold bed for now, using crepe tape, and we are using PLA at 200C. We used a ... More @Wikipedia
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