

Non-Erasable Wax Pencil (Dermatograph) Uni Mitsubishi
In quality control procedures, product classification marking, and processing operations within factories and production facilities, marking on smooth or non-porous surfaces such as glass, metal, or plastic requires specialized supplies. The Uni Mitsubishi Non-Erasable Wax Pencil (Dermatograph) from Japan is a practical choice, meeting high-technical marking demands for enterprises, offices, and manufacturing units.
Key Features of Uni Mitsubishi Dermatograph Wax Pencil
Manufactured by the reputable Uni Mitsubishi Pencil brand, this product provides high durability and flexible application in industrial environments:
Multi-Surface Adhesion
- Oil-based formula: The oil-based wax adheres firmly, resists water, and does not fade easily on smooth or polished surfaces.
- Versatile writing: Easily marks a wide variety of materials including glass, metal, plastic, ceramics, leather, film, and technical components.
Convenient Paper-Wrapped Design (Peel-Off String)
- No sharpener required: Wrapped in a paper casing, the pencil features a peel-off string mechanism. When the wax tip wears down, users simply pull the string downward along the predefined line and peel away the paper strip to reveal a fresh wax tip.
- Flexible line width: Offers a line thickness ranging from 1.0 mm to 4.4 mm, allowing smooth switching between fine notes and bold classification markings.
Technical Specifications Table
Below are the detailed specifications for each color option under the Uni Mitsubishi No.7600 Dermatograph wax pencil series for enterprise procurement:
| Item Code | Size | Color | Order Code | Unit | Packaging | Country of Origin |
|---|---|---|---|---|---|---|
| No.7600 | Line 1.0 - 4.4 mm | Blue | 700669 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Black | 700670 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Red | 700671 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | White | 700672 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Yellow | 700673 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Orange | 700674 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Pink | 700675 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Brown | 700676 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Light Blue | 700677 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Green | 700678 | Box | Box of 12 | Japan |
| No.7600 | Line 1.0 - 4.4 mm | Light Green | 700679 | Box | Box of 12 | Japan |
B2B Applications in Industrial Operations
The Uni Mitsubishi Dermatograph non-erasable wax pencil serves as a reliable tool for:
- Manufacturing & mechanical workshops: Marking serial numbers and cutting lines on metal sheets, plastic parts, and steel components.
- Glass & ceramic factories: Marking defect inspections and sorting items on smooth surfaces.
- Garment & leather industries: Marking processing coordinates on genuine and synthetic leather.
- Quality Control (QC) departments: Writing inspection notes on film packaging, test tubes, and laboratory equipment.
Frequently Asked Questions (FAQ)
1. How do you expose a new tip when the Dermatograph wax pencil wears down?
The pencil does not require a standard pencil sharpener. Pull the string downward along the marked slit, then peel away the wrapped paper strip to expose the fresh wax core.
2. Is the Uni Mitsubishi Dermatograph wax pencil water-resistant?
Thanks to its oil-based composition, the wax mark possesses solid water-resistant qualities, remaining clear even when exposed to high humidity or light moisture.
3. Which surfaces can this wax pencil write on?
It writes clearly on non-porous and difficult surfaces such as glass, metal, plastic, ceramics, leather, film, and glossy paper.




















