High build 2K polyurethane primer used in conjunction withSelemix 2K Acrylic and PU topcoats for a system suitable for the finishing and protection of machinery, agricultural and construction equipment, and many other industrial painting applications.
Gives good corrosion resistance and can be used on Steel, Cast Iron, Light Alloys, Aluminium, Painted Surfaces and Fibre-Reinforced Plastic
This product MUST be purchased/used in conjunction with its manufacturer specified base or activator/hardener - Available as a Base or Hardener separately only
Please ensure to refer to the Product Data Sheet for mixing ratios or please contact our Technical Department on 0113 2455450 (option 2) or [email protected]
Professional use only - from the 24th August 2023, adequate training is required before industrial or professional use of this product.
Selemix 2K Polyurethane Direct Primer is a high build 2K polyurethane primer which may be used in a wet on wet system.
It uses the same Hardeners and Thinners as Selemix 2K Acrylic and PU topcoats, giving a simple and compact system that is suitable for the finishing and protection of machinery, agricultural and construction equipment, and many other industrial painting applications.
Suitable for use on Steel, Cast Iron, Light Alloys, Aluminium, Previously Painted Surfaces and Fibre-Reinforced Plastic.
This product MUST be purchased/used in conjunction with its manufacturer specified base or activator/hardener. This product can be purchased as a Base or Hardener separately only - please see the drop down menu above.
Please ensure to refer to the Product Data Sheet for mixing ratios or please contact our Technical Department on 0113 2455450 (option 2) or send a message to [email protected] for details.
Uses the same Hardeners and Thinners as Selemix 2K Acrylic and Polyurethane topcoats
Suitable for use on Steel, Cast Iron, Light Alloys, Aluminium, Previously Painted Surfaces and Fibre-Reinforced Plastic
This product MUST be purchased/used in conjunction with its manufacturer specified base or activator/hardener - Available as a Base or Hardener separately only
Please ensure to refer to the Product Data Sheet for mixing ratios or please contact our Technical Department on 0113 2455450 (option 2) or [email protected]
For Industrial 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.
Steel (Blast Cleaned):
Blast clean to ISO 8501-1 SA 2.5 with a blast profile of maximum 40 µm Rz
Steel/Cast Iron:
Machine sand with P80-120 discs and degrease
Galvanised Steel:
Abrade with Scotchbrite and degrease
Light Alloys and Aluminium:
Machine sand with P280-320 discs and degrease
Painted Surfaces:
Machine sand with P240-320 discs and degrease
Fibre Reinforced Plastic:
Machine sand with P240 discs and degrease
Mixing
Thoroughly mix paint before activating and check colour before use
Features (Standard System)
Conventional Spray
Airless Spray
By Weight:
4-050x Primer
9-060 / 9-065 Hardener
Listed Thinner
By Weight:
1000
130
130-150
By Weight:
1000
130
100-150
By Volume:
4-050x Primer
9-060 / 9-065 Hardener
Listed Thinner
By Volume:
5
1
0.65-0.75 (13-15%)
By Volume:
5
1
0.5-0.75 (10-15%)
Features (9-080 Hardener)
Conventional Spray
Airless Spray
By Weight:
4-050x Primer
9-080 Hardener
Listed Thinner
By Weight:
1000
160
80-120
By Weight:
1000
160
0-80
By Volume:
4-050x Primer
9-080 Hardener
Listed Thinner
By Volume:
4
1
0.5-0.8 (13-20%)
By Volume:
4
1
0-0.5 (0-13%)
Features (9-070 Hardener)
Conventional Spray
Airless Spray
By Weight:
4-050x Primer
9-070 Hardener
Listed Thinner
By Weight:
1000
140
110-130
By Weight:
1000
140
100-130
By Volume:
4-050x Primer
9-060 / 9-065 Hardener
Listed Thinner
By Volume:
5
1
0.65-0.75 (13-15%)
By Volume:
5
1
0.5-0.75 (10-15%)
Features (With Any Hardener)
Conventional Spray
Airless Spray
Viscosity (at 20°C):
20-35 secs DIN4
35-45 secs DIN4
Pot Life (at 20°C):
3 hours
3 hours
Please Note: Refer to the Product Data Sheet for detailed information regarding mixing ratios for the relevant base and hardener/activator used.
Application Notes
Features
Conventional Spray
Airless Spray
Spraygun Setup:
Nozzle:
Gravity: 1.6-1.8mm
Suction: 1.8-2.0mm
Pressure feed: 1.2-1.4mm
Nozzle:
11-13-15 thou
0.28-0.33-0.38 mm
Air Pressure:
Standard: 2-3 Bar
2.5-3 Bar
Fluid Pressure:
N/A
70-100 Bar
Number of coats:
2
1-2
Flash-off between coats:
10-15 min
5-10 min
Drying:
Bake at 60°C for 30-45 mins
Bake at 60°C for 30-45 mins
Flash-off before bake:
10-15 min
10-15 min
Wet Film Thickness:
175-250 microns (90-150 microns per coat)
150-250 microns (75-125 microns per coat)
Dry Film Thickness:
70-100 microns
70-120 microns
Please see the Product Data Sheet for detailed Application Instructions before use.
Theoretical Coverage
5.7-6.6 m² per litre at 70 microns DFT
Note: Please see the Product Data Sheet for detailed information.
Drying Times
Drying Times 20°C
Dust Free
20-30 min
Touch Free
1 hour
Handleable
2-3 hours
Sandable After
4-6 hours
Hard Dry
24 hours
Stoving
30-45 minutes @60°C (according to film thickness and hardener selection)
Overcoating time
Minimum: 2 hours (according to film thickness and hardener selection)
Maximum: 72 hours without sanding on clean surface with any 2K Selemix Topcoat, or Selemix Basecoat
Please Note: Lower temperature or film thickness higher than 120µm 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
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.
Selemix 4-0500 2K Polyurethane Direct Primer 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.
For use with selected products in the Selemix range including Selemix 2K Polyurethane Direct Topcoat.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Professional Use OnlyMore Information Delivery Info
For use with selected products in the Selemix range including Selemix 2K Polyurethane Direct Topcoat.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Professional Use OnlyMore Information Delivery Info
2-pack acrylic high gloss finish in 6,700+ colours for use on agricultural, construction, earthmoving, containers, cabins, generators, storage units, machinery and signage.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...
For use with selected products in the Selemix range including Selemix 7-110 2K Acrylic Topcoat.Please see the Product Data Sheet for the Base Product for mixing ratios/application instructions before use For Professional Use OnlyMore Information Delivery Info