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Selemix 7-550 2K Polyurethane UHS Topcoat | 6,700+ Colours
Selemix 7-550 2K Polyurethane UHS Topcoat | 6,700+ Colours

Selemix 7-550 2K Polyurethane UHS Topcoat

SEL8991

2-pack polyurethane high-gloss finish in 6,700+ colours, for coating machinery, agricultural and construction equipment, and many other industrial painting applications where a very durable finish is required.

  • High solids and a low VOC
  • For solid colours and single-layer metallic finishes
  • High gloss finish (>90%) with excellent durability and UV stability
  • Compatible with Selemix Epoxy and Polyurethane primers, giving a durable and hard wearing paint system
  • Available in over 6,700+ RAL, RAL Metallic*, BS, NCS and Selemix TIC colours
    • *Note: RAL Pearl colours shown are approximations only - matches will not be exact
  • Product can be purchased as a Two Component Pack, or as Base or Hardener only

Professional use only - from the 24th August 2023, adequate training is required before industrial or professional use of this product.

Should you require training, visit - https://www.safeusediisocyanates.eu/

Product customisation

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Product Type
Colour Group
Size
Finish
£573.95(incl. VAT)
£478.29(ex. VAT)
Quantity
Please choose your colour
Available for Delivery (See Delivery Options Below)

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Description

Professional use only - from the 24th August 2023, adequate training is required before industrial or professional use of this product.

Should you require training, visit - https://www.safeusediisocyanates.eu/

Selemix 7-550 2K Polyurethane UHS Topcoat is a 2-pack Polyurethane finish for solid colours and single-layer metallic finishes. It has high solids and a low VOC.

It is compatible with Selemix Epoxy and Polyurethane primers, giving a durable and hard wearing paint system. It has a high gloss finish (>90%) with excellent durability and UV stability. 

Application by conventional spray.

Suitable for the coating of machinery, agricultural and construction equipment, and many other industrial painting applications where a very durable, high gloss finish is required with a low VOC.

For Professional Use Only.



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Features & Benefits

  • 2-pack Polyurethane finish for solid colours and single-layer metallic finishes
  • High solids and a low VOC
  • High gloss finish (>90%) with excellent durability and UV stability
  • Compatible with Selemix Epoxy and Polyurethane primers, giving a durable and hard wearing paint system
  • Suitable for the coating of machinery, agricultural and construction equipment, and many other industrial painting applications where a very durable, high gloss finish is required
  • Available in over 6,700+ RAL, RAL Metallic*, BS, NCS and Selemix TIC colours
    • *Note: RAL Pearl colours shown are approximations only - matches will not be exact
  • Product can be purchased as a Two Component Pack, or as Base or Hardener only
  • For Professional Use Only



Surface Preparation

Apply only on a clean and dry surface with a temperature above the dew point to avoid condensation. In confined spaces, provide adequate ventilation during application and drying.

Painted Surfaces/Polyurethane or Polyester Fillers:

  • Machine sand with P320-400 discs and degrease

Selemix Epoxy Primers or PU Primers:

  • Refer to Primer TDS for recoat time



Mixing

  • Thoroughly mix paint before activating and check colour before use



Features Conventional Spray

By Weight:

7-550 Topcoat

9-075 Hardener

1-480/1-470 Thinner

1000

400

100-200

By Volume:

7-550 Topcoat

9-075 Hardener

1-480/1-470 Thinner

2.5

1

0.1-0.5 (5-20%)
Viscosity (at 20°C): 23-25 secs DIN4
Pot Life (at 20°C): 2 hours



Mixing Ratio:

  • Selemix 7-550 2K Polyurethane UHS Topcoat
    • 2.5 parts base : 1 part hardener 

Please Note: Refer to the Product Data Sheet for detailed information regarding mixing ratios for the relevant binder/base and hardener/activator used.



Application Notes

Features Conventional Spray
Spraygun Setup:

Nozzle:

Gravity: 1.3-1.4mm

Suction: 1.6-1.8mm

Pressure feed: 0.85-1.2mm
Air Pressure:

HVLP: 2 Bar

Standard: 2-3 Bar
Fluid Pressure: N/A
Number of coats: 2
Flash-off between coats: 10-15 mins
Drying: Air dry or bake at 60°C for 45 mins
Flash-off before bake: 20 mins
Wet Film Thickness: 100-140 microns
Dry Film Thickness: 50-70 microns



Please see the Product Data Sheet for detailed Application Instructions before use.



Theoretical Coverage

  • 8.6-10 m²/L at 50 microns DFT

Note: Please see the Product Data Sheet for detailed information.



Drying Times

Drying Times 20°C
Dust Free 10-15 mins
Touch Free 1-2 hours
Tape Free 10-12 hours
Handleable 4-6 hours
Hard Dry 10-12 hours or after bake
Overcoating time

Minimum: 16 hours

Maximum: 24 hours by itself without sanding
Please Note: Lower temperature or film thickness higher than 70µm will extend drying times





Health & Safety

  • For comprehensive Health, Safety and Environmental advice, please refer to the relevant Material Safety Data Sheets and product can labels
  • THIS PRODUCT IS FOR PROFESSIONAL USE ONLY

Product Details
8991-938717

Data sheet

Manufacturer
Selemix
For Use By
Professional Use
Water / Solvent Based
Solvent Based
For Use On
Painted Surfaces
Primed Surfaces
Sheen
High Gloss
Single, Two or Three Pack
Two-Pack
Mixing Ratio
2.5 to 1
Application
Spray
Touch Dry (at 20°C)
2 hours
Pot Life (at 20°C)
2 hours
Recommended Dry Film Thickness
50-70 microns
Recommended Wet Film Thickness
100-140 microns
UN Number (Activator)
UN1263
UN Number (Base)
UN1263
Hard Dry
10-12 hours or after bake
Dust Dry (at 20°C)
10-15 minutes
Colour(s)
Fully Tintable
Base Type
Solvent-Based
Suitable For Use On
Primed Surfaces
Finish
High Gloss
Substrate
Painted / Primed Metal
Usages
High Chemical Resistance
Usages
High UV Resistance
Usages
High Solids
Usages
Low VOC
Usages
UV Resistant
Usages
Atmospheric
Usages
Tough/Durable
Usages
Force Dry Compatible
Product Usage Type
Topcoat
Technologies
Solventborne
Technologies
2K
Application Methods
Conventional
Application Methods
Electrostatic
Product Type
Polyurethane
Environment
Atmospheric
Touch Dry/Dust Free (@ 20-25°C)
2 hours
Drying Properties
Force Dry Compatible
Product Attributes
Tough / Durable
Resistance to
UV
Attachments
Download
Selemix System Technical Chart
Download
Safety Data Sheet - Activator 9-075 DIRECT HS HARDENER
Download
Product Data Sheet
Download
Safety Data Sheet - Base
Download


Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.

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IMPORTANT SHIPPING & DELIVERY INFORMATION

Selemix 7-550 2K Polyurethane UHS Topcoat is only available with the shipping and delivery timescales listed below - please do not contact our Customer Support Team with enquiries about alternative or earlier shipping and delivery times.

Saturdays and Sundays, as well as Bank Holidays, are not classed as working days.

Orders placed after the cut-off for this product will not be processed for earliest dispatch until 9am the next working day.

All delivery costs below are excluding VAT


COVERAGE CALCULATOR
Units
Film Thickness
Total area²
Or enter length and width dimensions:
Length
Width

*All estimates are based on theoretical consumption rates for a single coat and do not take into account any substrate deviations or wastage

    

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