Surfacing burn

[Andrew C]

Help I am surfacing some Ash across grain and its burning, bit is 28.5 Amana 16000rpm stepover 40% speed rate 35 inch per min. Only used the amana bit once or twice. Please help

[Clive S]

Help I am surfacing some Ash across grain and its burning, bit is 28.5 Amana 16000rpm stepover 40% speed rate 35 inch per min. Only used the amana bit once or twice. Please help

To me it looks like you are going to slow with the feed rate