HUMISEAL HumiSeal Thinner T503 (5-LTR-CAN)

HumiSeal® Standard Solvent Based Thinners

Overview

HumiSeal® Standard Solvent Based Thinners are specially formulated solvent blends designed to adjust the viscosity of compatible HumiSeal® protective coatings for improved application performance. These thinners maintain the original coating system balance when used with the correct HumiSeal® products and are fully compliant with the RoHS Directive 2015/863/EU.

Key Technical Specs

• Product Type: Solvent-based coating thinners
• Appearance: Clear liquid
• Shelf Life: 24 months
• VOC Range: 830-950 g/L depending on thinner grade
• Application: Viscosity adjustment of HumiSeal® coatings
• Compliance: RoHS Directive 2015/863/EU compliant

Compatible HumiSeal® Coatings

• Thinner 64: Compatible with HumiSeal® 2A64
• Thinner 73: Compatible with HumiSeal® 1B73, 1A20
• Thinner 503: Compatible with HumiSeal® 1B12, 1B31, 1B66, 1B73
• Thinner 505: Compatible with HumiSeal® 1R32, 1R32A-2
• Thinner 521: Compatible with HumiSeal® 1A20, 1A27, 1A33, 1B31, 1B66, 1B73, 1R32
• Thinner 535: Compatible with HumiSeal® 2A53

Typical Physical Properties

• Thinner 64:
  • Evaporation Rate: 0.89 (BuAc=1)
  • Specific Gravity: 0.95 ±0.01
  • Boiling Point: 110°C
  • Flash Point: 5°C
  • VOC: 950 g/L
• Thinner 73:
  • Evaporation Rate: 1.0
  • Specific Gravity: 0.88 ±0.01
  • Boiling Point: 127°C
  • Flash Point: 27°C
  • VOC: 882 g/L
• Thinner 503:
  • Evaporation Rate: 3.77
  • Specific Gravity: 0.85 ±0.01
  • Boiling Point: 82°C
  • Flash Point: -1°C
  • VOC: 850 g/L
• Thinner 505:
  • Evaporation Rate: 1.65
  • Specific Gravity: 0.83 ±0.01
  • Boiling Point: 117°C
  • Flash Point: 14°C
  • VOC: 830 g/L
• Thinner 521:
  • Evaporation Rate: 0.60
  • Specific Gravity: 0.87 ±0.01
  • Boiling Point: 137°C
  • Flash Point: 23°C
  • VOC: 868 g/L
• Thinner 535:
  • Evaporation Rate: 1.50
  • Specific Gravity: 0.87 ±0.01
  • Boiling Point: 110°C
  • Flash Point: 5°C
  • VOC: 868 g/L

Application Guidelines

• Add the appropriate HumiSeal® Thinner to the compatible coating system.
• Adjust gradually until the required application viscosity is achieved.
• Use only the recommended thinner for the specific HumiSeal® coating.
• Suitable for maintaining spray application characteristics and coating performance.

Typical Applications

• Viscosity adjustment of conformal coatings
• Improving spray application performance
• Optimising coating flow and coverage
• Aerospace, electronics, and industrial protective coating processes

Compatibility & Safety Notes

• Highly flammable solvent-based products
• Use only in well-ventilated areas
• Wear suitable protective gloves and eye protection
• Avoid prolonged vapour inhalation
• Wash skin thoroughly after prolonged contact
• Flush eyes with water and seek medical attention if contact occurs
• Dispose of unused material according to local regulations
• Refer to Safety Data Sheet (SDS) before use

Packaging & Procurement

• Available as individual HumiSeal® thinner grades
• Shelf life: 24 months from date of manufacture

Why This Product is Chosen for Aerospace / Electronics Applications

• Maintains coating performance by preserving system solvent balance
• Provides controlled viscosity adjustment for application requirements
• Supports consistent protective coating quality
• Available in multiple grades for different HumiSeal® formulations

Practical Suggestions for Your Team

• Confirm coating compatibility before selecting thinner grade
• Add thinner incrementally while monitoring viscosity
• Maintain proper ventilation during use
• Store sealed containers away from ignition sources

Manufacturer / Product Codes

• Product Name: HumiSeal® Standard Solvent Based Thinners
• Product Grades: 64, 73, 503, 505, 521, 535
• Product Type: Solvent blend viscosity reducers
• Manufacturer: HumiSeal® / Chase Corporation