before clearing. The carbon fiber front fork of the bicycle has been coated with matte gold oil and pasted with a transfer sticker. After baking at 70°C, the adhesive on the sticker is torn off. Then bake and solidify at 90°C.

Heat the hardened ink remover ACHM04-H2 to 40°C and soak in the carbon fiber fork for 2 minutes. Take it out and clean it with a brush.
Notice! Use a brush to pick up the clean agent until there is no residue on the transfer sticker.

Rinse off with plenty of water and blow dry with an air gun.

After the hardened transfer sticker is peeled off.

Soak test at room temperature (28.8°C). Hardened transfer sticker before peeling off.

Put the carbon fiber front fork into room temperature (28.8°C) hardening ink remover ACHM04-H2, soak for 5 minutes. Take it out and clean it with a brush.
Notice! Use a brush to pick up the clean agent until there is no residue on the transfer sticker.

Take out the carbon fiber front fork, and rinse it under the sink until it is clean, then dry it with an air gun.

After drying. Transfer stickers are completely removed. The matte gold oil on the bottom didn't hurt either.

in conclusion:

9.1 Hardened Ink Remover ACHM04-H2 is a suitable agent for peeling off the hardened transfer sticker.
9.2 Immersion at room temperature is appropriate and may be performed without temperature-controlled equipment. Only need 3 HDPE buckets, and 3 paint brushes. Moreover, the soaking time at room temperature is sufficient to avoid damage to the matte gold oil caused by excessive soaking.
9.3 Suggestion for cleaning process: 3 tanks should be prepared, the first tank should be pre-soaked, and 99% of the transfer stickers should be brushed off here. Move the carbon fiber fork to the second slot and brush off any remaining decal residue. Move to the third slot, the purpose of the third slot is for Guarantee. A suitable clamp should be designed to clamp the carbon fiber front fork and soak it in the medicine to avoid touching hands when taking it out. A hanging plate for placing paint brushes should be set in the tank to prevent the paint brushes from falling into the agent. Notice! Do not touch the agent, in case of contact, wash it with water immediately.