Commercial Printing Basics:

How to Prepare Print-Ready Files (Beginner’s Guide)

Commercial printing can feel complex—especially if you’re unfamiliar with technical requirements like color modes, resolution, and bleed setup. This guide simplifies everything you need to know to prepare professional, print-ready artwork.

This is Part 1 of the HanmiPrint Printing Basics Series, where we break down essential print concepts. In Part 2, we’ll dive deeper into bleed setup and advanced file preparation.

Why Proper Print Setup Matters

Incorrect file setup can lead to:

• Blurry prints
• Incorrect colors
• Cropped designs
• Production delays

Whether you’re printing business cards, flyers, brochures, or plastic cards, following proper guidelines ensures premium-quality results every time.

If you don’t have professional design tools, HanmiPrint offers a free online design tool to help you create print-ready artwork directly in your browser.

Recommended Design Software for Printing

For best results, use professional design software:

• Adobe Illustrator
• Adobe Photoshop
• Adobe InDesign

Avoid using:

• Microsoft Word
• Microsoft PowerPoint
• Microsoft Excel

These programs lack proper formatting and color control required for commercial printing.

Understanding Color Modes (RGB vs CMYK)

RGB (Red, Green, Blue) is used for digital screens and produces bright, vibrant colors.

CMYK (Cyan, Magenta, Yellow, Black) is used in commercial printing.

Always design in CMYK for accurate print results.

Important: Converting from RGB to CMYK often causes color shifts. Always review your artwork after conversion.

Why Black Text Matters

When RGB is converted to CMYK, black becomes a mix of four colors, which can result in blurry text.

Always use 100% K (pure black) for text to ensure sharp, clean printing.

Print-Ready File Checklist

Before submitting your artwork, confirm the following:

• Color mode is set to CMYK
• Resolution is at least 300 DPI (600 DPI recommended)
• Bleed is set to 1/16 inch on all sides
• Safety margin is at least 1/8 inch inside trim
• Pantone or spot colors are converted to CMYK
• All layers and transparencies are flattened
• Fonts are converted to outlines
• File is exported as a high-quality PDF

Image Resolution Explained

Higher resolution results in sharper prints.

• 300 DPI is the minimum standard
• 600 DPI is recommended for premium quality

Whenever possible, use vector artwork for the sharpest results, especially for text and logos.

What Is Bleed in Printing?

Bleed is extra artwork that extends beyond the trim edge to ensure clean cuts.

Standard guidelines:

• Minimum bleed: 1/16 inch
• Recommended maximum: 1/4 inch
• Safety margin: 1/8 inch inside

Without bleed, your design may have unwanted white edges after trimming.

Pantone vs CMYK Printing

Pantone (spot colors) must be converted to CMYK for standard printing.

Pantone is used for precise color matching, while CMYK is used for full-color commercial printing.

Always review your colors after conversion to ensure they match your expectations.

Flattening Files and Exporting PDFs

Before submitting your artwork:

• Flatten all layers
• Convert fonts to outlines
• Remove transparencies

Best export settings:

• Format: PDF
• Preset: High Quality Print
• Compatibility: Acrobat 7 or lower

Always review your final PDF before submitting to ensure everything appears correctly.

Pro Tips for Better Printing Results

• Use vector files for sharp text
• Avoid fonts smaller than 7pt
• Limit designs to 1–3 font styles
• Keep file size optimized (10–15MB typical for flyers)
• Always perform a test print

These practices ensure professional, high-end results for all print products.

Need Help? Let HanmiPrint Handle It

If you’re not confident in setting up your artwork, HanmiPrint offers:

• Free online design tools
• Professional file setup assistance
• Premium commercial printing services

Explore our products:

• Business Cards
• Plastic Cards
• Brochures & Flyers
• Custom Marketing Materials