# Material Manual | CNC Machining Materials

> Comprehensive material manual for CNC machining and manufacturing. Metal materials, plastic materials, composite materials with technical specifications and processing parameters.

https://www.sinbo-machining.com/resources/material-manual/

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## On This Page

- Material Selection Guide
  - Metal Materials
  - Plastic Materials
  - Material Properties Comparison
  - Processing Guidelines
  - Download Complete Material Manual
  - Related Resources
- Start Your Manufacturing Project Today

# Material Manual
Comprehensive material specifications, processing parameters, and application guidelines to help you select the optimal materials for your precision manufacturing needs
## Material Selection Guide
In precision manufacturing, material selection directly impacts product performance, cost, and manufacturability. Our material manual provides detailed material specifications, processing parameters, and application recommendations to help you make optimal material selection decisions.
### Metal Materials

#### Aluminum Alloys
Lightweight, high strength, excellent thermal conductivity and machinability - • AL6061: General-purpose structural material
- • AL7075: High-strength aerospace grade
- • AL5052: Marine-grade corrosion resistant

#### Steel Alloys
High strength, excellent wear resistance, cost-effective - • 304 Stainless Steel: General-purpose corrosion resistant
- • 316 Stainless Steel: Marine-grade corrosion resistant
- • 4140 Alloy Steel: High-strength structural

#### Titanium Alloys
Excellent strength-to-weight ratio, biocompatible - • Ti6Al4V: Most commonly used titanium alloy
- • Commercial Pure Titanium: Medical applications

### Plastic Materials

#### Engineering Plastics
Excellent mechanical properties and heat resistance - • PEEK: High-performance engineering plastic
- • POM: Self-lubricating precision components
- • PC: Transparent high-strength material

#### Commodity Plastics
Low cost, excellent processability, versatile applications - • ABS: Good toughness, easy to process
- • PP: Chemical resistance
- • PE: Low-cost general-purpose material

#### Elastomers
Excellent elasticity and wear resistance - • Silicone Rubber: High temperature resistance, biocompatible
- • TPU: Wear and impact resistant

### Material Properties Comparison

|  Material |  Density (g/cm³) |  Tensile Strength (MPa) |  Processing |  Main Applications
|  AL6061 |  2.70 |  310 |  CNC, Extrusion |  Structural parts, Enclosures
|  304 Stainless Steel |  8.00 |  520 |  CNC, Welding |  Food equipment, Medical
|  Ti6Al4V |  4.43 |  950 |  CNC, 3D Printing |  Aerospace, Medical implants
|  ABS |  1.05 |  40 |  Injection Molding, 3D Printing |  Enclosures, Prototypes
|  PEEK |  1.32 |  90 |  CNC, Injection Molding |  High-temp applications, Medical

### Processing Guidelines

#### CNC Machining
- • Aluminum: Cutting speed 150-300 m/min
- • Stainless Steel: Cutting speed 60-120 m/min
- • Titanium: Cutting speed 30-60 m/min
- • Plastics: High speed with adequate cooling

#### 3D Printing
- • Metals: SLM/DMLS technology
- • Plastics: FDM, SLA, SLS
- • Layer thickness: 0.02-0.05mm for metals
- • Post-processing: Heat treatment, surface finishing

#### Injection Molding
- • Mold temperature: Material dependent
- • Injection pressure: 700-1500 bar
- • Cooling time: Design dependent
- • Shrinkage rate: 0.4-2.0%

### Download Complete Material Manual
Get our detailed PDF material manual with complete material specifications, processing parameters, application cases, and selection guidelines.
### Related Resources
[
#### DFM Design Guide
Design for manufacturing principles and best practices ](https://www.sinbo-machining.com/resources/dfm-guide/)[
#### Tolerance Standards
Standard tolerance references for different processing methods ](https://www.sinbo-machining.com/resources/tolerance-table/)[
#### FAQ
Common questions about material selection and processing ](https://www.sinbo-machining.com/resources/faq/)
## Start Your Manufacturing Project Today
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