Technology / product information

At KOBAYASHI CASTING Vietnam, we specialize in lost wax casting (investment casting) technology that meets Japanese quality standards, serving the diverse needs of various industries—particularly the medical device industry.

Key Features of Lost Wax Casting at KOBAYASHI CASTING:
- Specialized in the Medical Field
Extensive experience in producing precision-cast components for medical equipment that require high accuracy.
- Japanese-Standard Casting Technology
Manufactured under strict precision control compliant with JIS G 5121, ensuring consistent quality.
- Wide Range of Applications
We support lost-wax casting for medical device parts, semiconductor components, water/gas infrastructure parts, and industrial machinery components.
- Rigorous Quality Control System
Equipped with specialized tools such as metal composition analyzers, hardness testers, and leak testers, ensuring quality at every stage.
- Experienced Technical Team
Highly skilled engineers and technicians, professionally trained to handle products with demanding precision—especially medical components.
- Wide Material Capabilities
Proficient in casting various stainless steel grades including SCS13, SCS14, CF3M, 1.4581, and 17-4PH.
- High-Precision Post-Casting Machining
Capable of secondary machining with tolerances up to ±0.01mm, meeting complex machining requirements.
- Export Expertise
90% of output is exported to markets such as the United States, Germany, Japan, South Korea, Taiwan, and Singapore.
- Integrated Production System
Fully integrated workflow: from mold design, wax pattern casting, machining, to surface treatment—optimizing product quality and delivery time.

Technical Specifications
- Materials:
SCS13, SCS14, CF8, CF3M, 1.4581 – ideal for medical and precision industrial components.
- Product Dimensions & Weight:
- Max Diameter: 300 mm
- Max Weight: 20 kg
- Post-Casting Machining Accuracy:
- Tolerance: ±0.01 mm
- Annual Capacity: 300 tons
- Key Equipment:
- Wax injection machines (10 tons)
- Runner injection molding machines (16 tons)
- Wax mold drying chambers
- Electric furnaces
- High- and medium-frequency melting furnaces
- Shot blasting machines

Quality Assurance & Production System
Quality Control:
- Metal composition analysis using specialized analyzers
- Casting condition control with molten metal temperature gauges and hardness testers
- Leak testing using gas leak detectors
- Full quality validation for metal composition equipment
On-Time Delivery Commitment
- Closed-loop production ensures schedule control
- Strict quality and process management, especially for high-precision medical castings

KOBAYASHI CASTING operates a fully integrated lost-wax casting facility in Vietnam, capable of meeting the high-precision and reliability demands of medical device components. With a strong export record to the U.S., Germany, Japan, South Korea, Taiwan, and Singapore, we combine internationally compliant quality with stable supply.
For more details, please download our PDF brochure or contact us directly.