Custom Acetal/Delrin Parts Manufacturing
Precision-engineered Acetal (POM) and Delrin components for demanding applications. PartsMFGX delivers exceptional mechanical properties, dimensional stability, and wear resistance with 12 years of manufacturing expertise.
Superior Material Properties
Acetal/Delrin offers exceptional mechanical properties making it ideal for precision components
High Strength & Stiffness
Tensile strength up to 76 MPa with excellent dimensional stability and creep resistance for demanding applications.
Heat Resistance
Operating temperature range from -40°C to 120°C with heat deflection temperature up to 169°C.
Low Friction & Wear
Excellent wear resistance and low coefficient of friction, ideal for moving parts and mechanical components.
Chemical Resistance
Excellent resistance to hydrocarbons, solvents, and most chemicals, suitable for harsh environments.
Excellent Machinability
Superior machining characteristics with minimal tool wear and excellent surface finish capabilities.
Dimensional Stability
Low moisture absorption and excellent dimensional stability ensure consistent part performance.
Manufacturing Capabilities
Advanced manufacturing processes for precision Acetal/Delrin components
CNC Machining
Precision 3-axis and 5-axis CNC machining for complex geometries with tight tolerances down to ±0.01mm.
- • Milling, turning, drilling, tapping
- • Complex 3D geometries
- • Prototypes to production runs
- • Superior surface finishes
Injection Molding
High-volume production with consistent quality and excellent repeatability for complex part geometries.
- • High-volume production
- • Complex part geometries
- • Consistent quality
- • Cost-effective for large quantities
3D Printing
Rapid prototyping and low-volume production using advanced additive manufacturing technologies.
- • Rapid prototyping
- • Complex internal structures
- • Design validation
- • Quick turnaround
Technical Specifications
CNC Machining
- Tolerances: ±0.01mm – ±0.1mm
- Surface Finish: Ra 0.4 – 3.2μm
- Max Size: 2000×800×1000mm
- Min Wall: 0.5mm
Injection Molding
- Tolerances: ±0.05mm – ±0.3mm
- Wall Thickness: 0.5mm – 15mm
- Shot Size: Up to 2000g
- Cavities: 1-64 cavities
Applications Across Industries
Acetal/Delrin components serve critical functions in diverse applications
Automotive
Fuel system components, door handles, window regulators, seat mechanisms, steering parts
Medical
Surgical instruments, drug delivery devices, medical housings, diagnostic equipment
Electronics
Connector housings, switches, insulators, precision mechanical components
Industrial
Gears, bearings, bushings, conveyor components, pump parts, valve components
Specific Component Examples
Precision Gears
- • Low noise operation
- • High wear resistance
- • Precise tooth profiles
- • Self-lubricating properties
Bearing & Bushings
- • Low friction coefficient
- • High load capacity
- • Dimensional stability
- • Long service life
Electrical Components
- • Excellent insulation
- • Arc resistance
- • Precision molding
- • Chemical stability
Material Grades & Specifications
Comprehensive comparison of Acetal/Delrin grades and their properties
| Grade | Type | Tensile Strength (MPa) | Elongation (%) | Hardness (Rockwell M) | HDT (°C) | Applications | Relative Cost |
|---|---|---|---|---|---|---|---|
| Delrin 150 | Homopolymer | 73-76 | 25-45 | 94 | 160-169 | Gears, structural parts | $$ |
| Delrin 100AF | PTFE-filled | 53-56 | 10-19 | 77 | 160-169 | Bearings, low-friction parts | $$$ |
| POM Copolymer | Copolymer | 62-70 | 40-75 | 85-90 | 110-124 | Chemical resistant parts | $ |
| Delrin 570 | 20% Glass-filled | 110-120 | 3-4 | 110 | 145-155 | High-strength structural | $$$$ |
| Acetal Black | UV-stabilized | 70-75 | 25-40 | 90-94 | 155-165 | Outdoor applications | $$$ |
Selection Guidelines
- • Delrin 150: Best overall mechanical properties for precision parts
- • Delrin 100AF: Lowest friction and wear for sliding applications
- • POM Copolymer: Better chemical resistance and centerline porosity
- • Glass-filled: Highest strength and stiffness for structural loads
Cost Optimization
- • Standard POM copolymer for cost-sensitive applications
- • Delrin 150 for balance of performance and cost
- • Specialty grades only when specific properties required
- • Consider volume pricing for production quantities
Tolerances & Surface Finishes
Precision manufacturing capabilities for demanding applications
Manufacturing Tolerances
CNC Machining Tolerances
Injection Molding Tolerances
Surface Finish Options
CNC Machined Finishes
Molded Surface Finishes
Design Recommendations
For Optimal Tolerances
- • Minimize part size for tighter tolerances
- • Use proper draft angles for molded parts
- • Consider thermal expansion in design
- • Specify critical dimensions only where needed
For Best Surface Finish
- • Use sharp cutting tools for machining
- • Optimize feed rates and speeds
- • Consider grain direction for strength
- • Specify finish requirements clearly
Cost Analysis & Manufacturing Comparison
Understanding cost factors for optimal manufacturing decisions
Manufacturing Process Comparison
CNC Machining
Injection Molding
Cost Optimization Strategies
Material Cost Factors
- • Standard grades cost 20-30% less than specialty grades
- • Natural color typically 5-10% cheaper than custom colors
- • Bulk purchasing can reduce material costs by 15-25%
- • Recycled content options available for cost reduction
Design for Manufacturability
- • Use standard sizes to minimize material waste
- • Avoid unnecessary tight tolerances (+30-50% cost)
- • Minimize secondary operations where possible
- • Consider part consolidation to reduce assembly
Volume Break Points
ROI Calculator Framework
Quality Assurance & Certifications
Comprehensive quality control ensuring consistent performance
ISO 9001:2015
Quality management system certification ensuring consistent manufacturing processes and continuous improvement.
Advanced Testing
Comprehensive material testing including tensile, impact, thermal, and chemical resistance validation.
RoHS Compliance
All materials meet RoHS directives for restricted substances, suitable for electronic applications.
Quality Control Process
Incoming Inspection
Material verification and certification review
In-Process Control
Real-time monitoring and statistical process control
Dimensional Inspection
CMM and precision measurement verification
Final Inspection
Complete quality audit before shipment
Get Your Custom Acetal/Delrin Parts Quote
Contact our engineering team for expert consultation and competitive pricing
Contact Information
Address
Feige Industrial Park, Guanlan Street
Longhua District, Shenzhen, China
Experience
12+ Years in Custom Parts Manufacturing
Capabilities
CNC Machining, Injection Molding, 3D Printing
Why Choose PartsMFGX?
Request Quote
- • CAD files or technical drawings
- • Material grade requirements
- • Quantity needed
- • Tolerance specifications
- • Surface finish requirements
- • Target delivery date