Quick answer: Wood and acrylic can make attractive pens, but they differ in chip behavior, heat management and finishing expectations.
Why material changes technique
The label “acrylic” itself can refer to products with different resin mixes, inclusions and machining behavior. Manufacturer instructions for the actual blank should come before generic advice.
Drilling and heat
Never grip a blank in your hand under a drill press. Stop at evidence of overheating, smoke or widening cracks. Let tooling and material cool before checking fit.
Cutting behavior on the lathe
Never compensate for a damaged blank by increasing speed. AAW face-shield and tool-rest practices apply regardless of how small the diameter is.
Sanding and appearance
Scratches that disappear under workshop lighting can become highly visible on a completed reflective pen. Inspect under raking light with the lathe stopped.
Choosing the first project
Record which bit, abrasive range and finish worked for each material. This protects you from treating all resin or all wood blanks as identical.
One shop, two trial blanks
If a blank chips or overheats, do not simply raise spindle speed. Check the cutting edge and workholding, and consult the blank-specific guidelines.
How to shop for each material
For wood, prioritize sound grain, dimensions and any visible checks. For resin, prioritize resin type, curing status and documented machining guidance. Attractive mystery blanks with no technical information may be better saved until you have enough experience to assess them.
Sources and further verification
Source links are included to help you confirm equipment specifications, accessories and recommended safety practices. Specifications may change with product revisions.