
Micro Molding Mastery at YOMURA
Discover the pinnacle of miniaturization in manufacturing with YOMURA's state-of-the-art micro molding technology.
CONTACT USUnderstanding Micro Molding
Micro Size
Creating components measured in millimeters, mastering the art of tiny.
Precision for Micro-Robotics
Manufacturing microscopic gears, links, and transmission components for medical robots and micro-actuators. Our process ensures zero-defect functionality in miniature robot systems where every micron counts.
Micro Tolerances
Achieving precise tolerances measured in thousandths of an inch.
YOMURA's Precision Techniques
01
6:1
Aspect Ratio
02
0.012
Wall Thickness
In inches for ultra-thin parts.
03
0.0004
Tolerances
In inches, for precision down to the smallest unit.
Micro Dimensions in Detail
| Hole Dimensions | as small as 0.008 inches |
|---|---|
| Hole Pitch | as fine as 0.012 inches |
| Wall Thickness Range | Wall Thickness Range |
Yomura's Specialty - Micro Double Injection Molding
At Yomura, we specialize in advanced injection molding techniques for precision micro parts and components. While micro single injection molding is widely used, we have pioneered expertise in the rare and challenging process of micro double injection molding.

Benefits
This advanced molding technique unlocks unique capabilities for innovative micro product designs:
- Combine properties of different materials (rigid/soft, opaque/transparent, etc.)
- Add functions like colored accent regions, overmolded grips, windows, etc.
- Improve bonding strength compared to adhesive joining
- Streamline manufacturing by molding multi-material parts in one operation
Industries Revolutionized
Double injection molding is ideal for micro components that require complex geometry, multi-materiality, and tight tolerances, such as:
Micro-Robotics & Medical Automation
Producing high-precision functional parts for surgical robots and capsule robots. Utilizing engineered plastics to replace metal in micro-drive systems, achieving significant weight reduction without compromising precision.
Automotive & Aerospace
High precision components for modern engineering marvels.
Pushing the Boundaries
While complex, micro double injection molding provides key advantages over other bonding techniques for micro manufacturing. Our expert molding teams have mastered this difficult process through extensive experience and investment in leading-edge micro molding equipment.
Partner with YOMURA
Your Project, Our Precision
Collaborate with our experts to transform your innovative ideas into micro molded realities.
Industry-Leading Standards
Tap into YOMURA's adherence to stringent industry protocols for unparalleled quality control.
Comprehensive Solutions
From consultation to creation, benefit from our all-encompassing approach to micro molding.
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