cracking

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  1. C

    Cracked Acrylic

    I've been having problems turning very hard acrylic blanks. They kept exploding. Finally got a negative rake carbide cutter. I've been able to turn them down, but the last two have ended up cracked right at the bushing. I know I didn't tighten down the 2nd one too hard because because I...
  2. W

    Crack prevention in ivory?

    Turned a pen out of mammoth tusk ivory this week--my first using ivory. Turned out beautifully! Took it to work today to show co-workers and received lots of compliments. Unfortunately, by 4 p.m., it had cracked from one end to the other. Any tips on how to prevent such cracks in mammoth...
  3. D

    penmaking from ebony

    Hello, I am having a big problem keeping my pens made from ebony from cracking. I apply thin CA during the turning process and have used the combination CA glue finish and still have problems. I live in Denver where the air is much drier and thinner. Could that be the cause for my problem...
  4. M

    wood cracking when pressing

    I was wondering if anyone had any friendly advice when pressing pen kits together. Not that I have never had a pen crack on other pen kits, but the slimline pens seem to give me the biggest problem. Mostly with certain woods. African Blackwood is probably the worst, though I have had some...
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