Cylindrical plastic pencil holder for children, with dinosaur and leaf reliefs molded directly into the outer surface. Functional and decorative, easy to clean and safe for daily use on a child's desk.
This example is a demonstrative concept developed to illustrate the design, prototyping and industrialisation capabilities of DINAMIC SRL. It does not represent a commercial project of a client.
Dimensional Specifications
| Height | 150 mm |
| Outer diameter | 100 mm |
| Estimated inner diameter | 94 – 96 mm |
| Recommended wall thickness | 2.0 – 2.5 mm |
| Ideal wall thickness | 2.2 mm |
| Base thickness | 2.5 – 3.0 mm |
| Top rim height | 6 – 8 mm |
| Base ring height | 6 – 10 mm |
Estimated Weight
| PP copolymer (range) | 120 – 150 g |
| PP copolymer — working estimate | 135 g |
| ABS (range) | 140 – 175 g |
| ABS — working estimate | 155 g |
Estimates are based on the reference geometry and on typical densities for each material. Final weight will be validated at the first pilot injection run.
Recommended Material
Main recommendation
Durable, light, child-friendly, cost-effective, recyclable and suited to high-volume production.
Alternative
Premium feel, higher stiffness and good surface definition for the decorative relief details.
Design Features
Surface Finish
| Exterior | Satin or lightly textured finish; reliefs integrated into the mold |
| Interior | Smooth surface, easy to clean |
| Colouring | Mass-coloured, no painting |
| Colour palette | Sky blue · Pastel green · Yellow-orange · Pastel pink |
Moldability Recommendations
Mold Concept
Recommended Mold
2-plate simple injection mold with slides for engraving/rim release
Cavities at launch
1 cavity
Scaling option
2-cavity mold variant for high volumes
Interchangeable inserts
Possible for different dinosaur graphic variants
Safety
No sharp edges
No small detachable parts
Mass-coloured, no painting
Relief details integrated into the plastic body
Decorative, practical, durable, light and easy to clean. We discuss specifications, material and volume together, then prepare the quote within 48 hours.