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A comprehensive guide to the mixing ratios and application of industrial paints: hardeners, thinners and plasticisers

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The success of an industrial coating application depends above all on strict adherence to the recommended ratios and application conditions. Hardeners, thinners, plasticisers: each component plays a key role in the coating’s final performance.
This page guides you through the recommended proportions, application methods and essential technical specifications to ensure an optimal, long-lasting finish that meets professional standards.

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What is the breakdown of the dosage levels?

Products	Packaging	Hardener	Thinner	Fabric softener
DIAPLAN E5425	4 L	E0707: 50%	E0491: 0 to 30%	–
DIAGRAPHITE	1 to 4 L	DURCH350: 25%	GV200: 25%	DIAFLEX: 25%
DIACOUVRE E5440	5 L	E0730: 100%	E0491: Possibly	–
E5540 varnish	5 L	E0730: 100%	E0491: Possibly	–
Anti-slip E6330	5 L	–	E0480: 50%	–
SOLO E4040 plaster	1 L – 5 L	–	E4999: 0 to 30%	–
E4120 anti-corrosion epoxy primer	5 L	E0611: 100%	E0515: Possibly	–

Measurement and packaging: (The proportions listed in this table should be followed with a tolerance of ±10%.)

how to apply these products?

Mixture	Number of layers	Waiting time between two coats	Thickness per layer	Drying time at 60°C	Drying time at 20°C
DIAPLAN E5425	1 to 2	1 hour	40 µ	1 hour and 30 minutes	2 hours (dust-free with ventilation) 6 hours (can be handled) 72 hours (fully cured)
DIACOUVRE E5440	1 to 2	1 hour	40 µ	1 hour and 30 minutes	3 hours/8 hours/96 hours
E5540 Varnish	1 to 5	12:00 p.m.	30 µ	1 hour and 30 minutes	2 hours/11 hours/8 days
Anti-slip E6330	2 to 3	Min. 1 hr – Max. 2 days	50 to 100 µ		10/30 min/7 days

Technical specifications for primers, paints and varnishes

Products	Color	Preservation	Life in a Pot	Viscosity
DIAPLAN E5425	Matte white	24 months *	3h**	15″***
DIAGRAPHITE	Your choice	36 months*	3h**	24″***
DIACOUVRE E5440	Glossy white	24 months*	8:00 a.m.**	15″***
E5540 Varnish	Transparent	24 months*	4h**	15″***
Anti-slip E6330	Midnight blue	24 months*
Thinners	Transparent	5 years*

* In the original, unopened package. ** At 20°C and 65% relative humidity. *** ISO No. 4 cup at 20°C.

Equipment for applying primers and paints

Gun type	Suction	Gravity	Gravity	Gravity
Nozzle diameter (mm)	1.8	1.6	1.6	1.4
Product flow rate (number of revolutions)	2 to 2.5 (a)	Fully open	2 to 2.5 (a)	Fully open
Spray width (number of revolutions)	1 to 2	1 to 2	1 to 2	1 to 2
Spray gun pressure (bars)	3.5 to 4 (b)	3.5 to 4 (b)	3 to 3.5 (c	3 to 3.5 (c)

(a) 1.5 to 2 for DIAPLAN E5425 – (b) 3 to 3.5 for DIACOUVRE E5440 and E5540 – (c) 2.5 to 3 for DIACOUVRE E5440 and E5540

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