18-400 Black 52mm Phenolic Brush Cap with PE Liner

Our 18-400 Black Plastic Phenolic Brush Cap features a 52mm brush tip and when used offers a precise application for your products with synthetic hair-like bristles. Each cap comes included with a 0.4mm diameter dip tube with the attached 52mm brush tip. In addition, it has a semi-ribbed style for easy turning and gripping of the brush.

Our Phenolic Brush Cap is made of high-quality polypropylene to provide a highly durable cap to hold the nylon brushes. Polypropylene has a high melting point of 320°F (160°C) which makes it an ideal closure to handle aggressive products that contain hot temperatures and acids.

These 18-400 Black Plastic Phenolic Brush Caps have a polyethylene liner included surrounding the base of the brush underneath the cap. These small liners create a tight seal on the bottle to trap out oxygen and prevent leakage. Paired with the 52mm brush tip bristles, These phenolic brush caps with pe liner are ideal for uses in these areas listed below:

• Glues
• Nail Polishes
• Nail Primers
• Gels
• Touch-Up Paints
• Oils and more…

This item has an 18-400 neck finish. For instance, the first number refers to the diameter (in mm), and the second refers to the closure depth, style, and thread.

In conclusion, This top is a good fit for any of our 18-Neck glass or plastic bottles and is great for a variety of uses from polishes to oils. Pair these black phenolic brush caps with one of our great “Matching Products” below.

Note: You must pair this cap with a bottle taller than the applicator of 52mm to ensure a proper fitting. The brush should not be touching the bottom of the bottle, in order to prevent bent or distorted bristles. When measuring the bottle, be sure to account for the rise at the bottom of the container.