1. What is a PC Filament Print Speed Calculator?

Definition: This calculator determines the optimal print speed for polycarbonate (PC) filament based on flow rate and nozzle area.

Purpose: Helps 3D printing enthusiasts and professionals optimize print quality and strength when working with PC filament.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• \( S \) — Print speed (mm/s)
• \( Q \) — Flow rate (mm³/s)
• \( A_n \) — Nozzle cross-sectional area (mm²)

Explanation: The flow rate is divided by the nozzle area to determine the optimal speed for consistent extrusion.

3. Importance of Print Speed Calculation

Details: Proper print speed ensures good layer adhesion, dimensional accuracy, and surface finish when printing with PC filament.

4. Using the Calculator

Tips: Enter the flow rate in mm³/s and nozzle area in mm². For standard 0.4mm nozzle, area is approximately 0.126mm².

5. Frequently Asked Questions (FAQ)

Q1: What's the typical print speed range for PC filament?
A: Polycarbonate typically prints between 30-60 mm/s, though this depends on your specific printer and settings.

Q2: How do I determine the flow rate?
A: Flow rate depends on your extruder capabilities and filament properties. A common starting point is 8-12 mm³/s for PC.

Q3: Why is nozzle area important?
A: Larger nozzles require slower speeds to maintain the same volumetric flow rate and extrusion quality.

Q4: Should I adjust for layer height?
A: Layer height affects flow rate but is already accounted for in the flow rate value you input to this calculator.

Q5: What if my calculated speed seems too fast?
A: PC filament often requires slower speeds than this calculation suggests. Consider reducing by 20-30% for better results.