Product Overview
This cleaning pen from CHEMTRONIC, The Mighty Pen (CW3700), is designed for precise removal of label adhesives, marker and ink stains, and conformal coating from printed circuit boards. The product is supplied as a pen with a marker-like tip for controlled and accurate application. The information is based on the manufacturer's technical data sheet.Features
- Marker-tip dispenser for controlled application
- Fast-drying solvent with low surface tension (19.2 dynes/cm @ 21.6°C)
- Colorless, clear liquid with a mild citrus scent
- Sold as a 9.0 g (0.32 oz) pen, part number CW3700
- Storage/shelf life: 5 years
Documentation
Typical Applications
- Removal of adhesives from labels, tape, and stickers
- Cleaning of ink and marker marks
- Removal of flux residues
- Removal of conformal coatings for spot cleaning
- Removal of tough stains such as chewing gum and chalk/crayon marks
- Spot cleaning and maintenance tasks during repairs
Application Instructions
- Hold the pen vertically and press the tip briefly to start the liquid flow.
- Allow the liquid to work on the substance for 15–20 seconds, then rub the area with the pen tip until the substance is removed.
- Wipe the area with a suitable Controlwipes cloth and clean the tip as needed.
- Read the safety data sheet (SDS) before use.
Specifications
- Product Name: The Mighty Pen
- Manufacturer: CHEMTRONIC
- Part Number: CW3700
- Packaging: 9.0 g / 0.32 oz pen on blister card
- Appearance: Clear, colorless liquid
- Odor: Mild citrus
- Solubility in water: Negligible/Insignificant
- Specific gravity: 0.85 @ 75°F (24°C)
- Evaporation rate: <1 (Butyl Acetate = 1)
- Flash point (TCC): 6°F (-14°C)
- Surface tension: 19.2 dynes/cm @ 70.8°F (21.6°C)
- Ozone depletion potential: 0.0
- Shelf life: 5 years
- RoHS: Compliant (Yes)
- Material compatibility (excerpt from manufacturer):
- ABS: Poor
- Polystyrene: Not Recommended
- Polycarbonate: Fair
- PVC: Poor
- PTFE (Teflon): Excellent
- HDPE/LDPE: Excellent/Good
- Source: See manufacturer's data sheet
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