Renner YL-M720 2K Solvent-Based Polyurethane Primer – White

Product Overview

Renner YL-M720 is a high-performance, two-component (2K) solvent-based polyurethane primer formulated for wood and MDF substrates in both residential and commercial applications.

• Superior adhesion and build ensure an ultra-smooth and even surface before applying topcoats.
• Its advanced formulation enhances durability, coverage, and resistance, making it ideal for high-end furniture, cabinetry, and joinery projects.
• Engineered for professional spray application, YL-M720 ensures a flawless surface foundation and contributes to a perfect topcoat finish with Renner PU or acrylic systems.

Coverage & Application

• Coverage: Approx. 8–10 m² per kg per coat (depending on substrate and application method)
• Recommended coats: 1–2 coats
• Mixing ratio: 2:1 with Renner YC-M045 hardener (by weight)
• Pot life: Approx. 3–4 hours at 20°C

Drying time (at 20°C):

• Dust dry: 30–40 minutes
• Sandable: 2–3 hours
• Recoatable: 3–4 hours

Application method: Spray (air mix, airless, or conventional spray gun)
Thinning: 10–20% with Renner polyurethane thinner as required
Cleaning: Clean equipment immediately after use with PU thinner

Performance & Classification

• Adhesion: Excellent on MDF, solid wood, and veneered panels
• Build: High filling capacity for smooth and even base
• Durability: Resistant to cracking, shrinkage, and sanding marks
• Compatibility: Designed for PU and AC (acrylic) topcoats
• Finish: Matt / semi-opaque base – ready for sanding and overcoating
• Professional use only

Recommended Surfaces

• MDF, solid wood, and veneered wood
• Furniture, cabinetry, doors, panels, and interior joinery
• Ideal for both flat and shaped surfaces requiring a high-build, smooth primer base

Technical Details

• Base: 2K solvent-based polyurethane
• Finish: Matt / opaque white primer
• Mix ratio: 2:1 with YC-M045 hardener
• Pot life: 3–4 hours at 20°C
• VOC content: High (professional use only, compliant with industrial coating standards)
• Available sizes: 5Kg and 25Kg
• Brand: Renner Italia

Key Features

• Premium 2K polyurethane primer for professional wood finishing
• High build and easy sanding for a perfectly smooth base
• Excellent adhesion on MDF and solid wood
• Fast-drying and durable under professional spray conditions
• Compatible with Renner PU and acrylic topcoats
• Outstanding filling power with no shrinkage or cracking

FAQ

Q: What is the correct mixing ratio?
Mix 2 parts YL-M720 primer with 1 part YC-M045 hardener by weight.

Q: Can it be used on MDF?
Yes, it’s specifically designed for MDF and other wooden substrates.

Q: How long before I can sand and recoat?
Typically 2–3 hours at 20°C, depending on film thickness and airflow.

Q: What thinner should I use?
Use Renner polyurethane thinner at 10–20% if needed for spray adjustment.

Q: Can it be overcoated with any topcoat?
Yes, it’s compatible with Renner PU or acrylic topcoats for a professional, durable finish.

Downloads

• [Product Data Sheet (PDF)]
• [Safety Data Sheet (PDF)]