Rakoll® U 320

Identification

Chemical Family

Ethylene Vinyl Acetate (EVA)

GBU

BAS

RTU Product Type

Hot Melt Adhesive,

Reactive Adhesive

Categories

Markets → Building & Construction → Applications → Building Materials → Wood

Markets → Consumer Goods → Applications → Furniture

Technologies → Adhesives & Sealants → Product Families → Bonding Technology → Hot Melt Reactive Adhesives

Applications

Application Area

Decorative Surfaces,

Furniture,

Doors,

Woodwork,

Flat Lamination,

Drawer Wrapping,

Millwork,

Profile Wrapping,

Wood Profile Wrapping

Application Method

Slot-Die,

Roller

Compatible Substrates & Surfaces

Paper,

Wood,

Film,

Polyvinyl Chloride (PVC),

Foils,

Plywood,

Chipboard,

Medium-Density Fibreboard (MDF),

Polyvinyl Chloride (PVC) Film,

Continuous Pressure Laminate (CPL)

Applications & Uses

Product Applications

• Lower temperatures than recommended can cause higher viscosity which result in reduced bond strength and reduced wetting.
• During prolonged stops, the temperature of the adhesive must be lowered.

Features

Ready-to-Use Product Features

Fast Setting,

Good Adhesion,

Good Wettability,

Heat Resistance,

High Efficiency,

Low Viscosity

Features & Benefits

Labeling Claims

Sustainable

Product Benefits

• Energy savings: Allows fast line speed in conjunction with high green strength
• High heat resistance: In comparison to usual EVA-Hotmelts this product achieves a heat resistance up to 90°C depending on the used substrates
• Good adhesion: Shows good adhesion to a variety of foils used in the market

Packaging & Availability

Regional Availability

• Europe

Physical Properties

Appearance

Light yellow solid

Properties

Product Properties

Surface Requirements

• Dry
• Clean
• Free of grease
• Free of oil

Typical Properties

	Value	Units	Test Method / Conditions
Application Temperature	160 - 180	°C	-
Coat Weight	30 - 100	g/m²	-
Line Speed	0.333	m/s	-

Technical Data

	Value	Units	Test Method / Conditions
Ambient Temperature	18 - 20	°C	-
Bio Attributable Share	20	%	-
Density	0.99	g/cm³	-
Line Speed	min. 20	m/min	-
Moisture Content (of Wood)	8 - 10	%	-
Processing Temperature	160 - 180	°C	-
Relative air humidity	40 - 60	%	-
Softening Point	85	°C	-
Storage Temperature	18 - 20	°C	-
Substrate Temperature	18 - 20	°C	-
Viscosity (204°C)	4500	mPa·s	Brookfield
Weight Per Unit Area	30 - 80	g/m²	-

Appearance

Light yellow Solid

Storage & Handling

Storage Condition

Rakoll® U 320 should be used within the shelf life specified on the packaging. The storage stability ap- plies to material stored under appropriate conditions only (original unopened containers, recommended storage temperature).