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Application

Suited for all absorbent mineral surfaces, metal sheets, wood and bitumen roofing felt. Suited as primer for bitumen thick film sealants and cold applied self-adhesive bitumen membranes, as well as overcoating old layers of bitumen (refurbishment of old thick film sealants and bitumen coatings).

Description

Koster Bitumen Primer is a cold applied, low odour, solvent-containing bitumen primer. It contains a bonding agent admixture and displays excellent penetration properties. It acts as a dust binder and as a bonding agent for subsequent hot or cold applied liquid bitumen coatings and self-adhesive membranes.

General information

Color

Black

Warranty description

Ten year

Uniclass

Pr_35_31_66_08 Bitumen primersPrimary

CAWS

J21/10 Warm deck roof coating

J21/110 Warm deck roof coating

J21/115 Warm deck roof coating

J21/120 Inverted roof coating

J21/125 Inverted roof coating

J21/15 Skirtings/ Vertical work

J21/20 Skirtings/ Vertical work

J21/320 Primer

J21/5 Warm deck roof coating

J30/10 Cold-applied damp-proofing

J30/110 Cold-applied tanking

J30/130 Cold-applied damp-proofing

J30/150 Hot-applied damp-proofing

J30/20 Hot-applied damp-proofing

J40/150 Loose-laid bitumen damp-proofing

J40/160 Loose laid bitumen damp proofing

J40/170 Loose-laid bitumen gas-retardant membranes

J40/180 Self-adhesive bitumen membranes

J40/190 Self-adhesive bitumen damp proofing/ tanking

J40/210 Fully bonded bitumen damp-proofing membranes

J40/250 Fully bonded bitumen tanking membranes

J40/251 Fully bonded bitumen tanking sheet

J40/260 Fully bonded bitumen damp-proofing/ tanking membranes

J40/270 Fully bonded bitumen damp proofing/ tanking sheet

J40/280 Fully bonded bitumen gas-retardant membranes

J40/285 Loose-laid bentonite damp-proofing/ tanking membranes

J40/335 Primers

J40/40 Self-adhesive bitumen membranes

J40/45 Self-adhesive bitumen gas retardant damp proofing/ tanking

J41/10 Reinforced bitumen membrane warm deck roof covering

J41/110 Built-up reinforced bitumen membrane warm deck roof covering

J41/115 Single-layer reinforced bitumen membrane warm deck roof covering

J41/12 Reinforced bitumen membrane cold deck roof covering

J41/120 Built-up reinforced bitumen membrane inverted roof covering

J41/125 Single-layer reinforced bitumen membrane inverted roof covering

J41/130 Built-up reinforced bitumen membrane cold deck roof covering

J41/135 Single-layer reinforced bitumen membrane cold deck roof covering

J41/322 Primer

J42/10 Warm deck roof covering

J42/110 Warm deck roof covering

J42/120 Inverted roof covering

J42/130 Cold deck roof covering

J42/320 Primer

Specification data - Bitumen primers

Colour

Black.

Solids

-

Manufacturer guidance

Approximately 40% by weight.

Density

0.88 g/cm³.

Temperature

2–30°C.

Guidance for specification option:

Processing temperature.

Drying time

1 H.

Guidance for specification option:

Approximately.

Sustainability data

Contains Red List materials

No

Recyclability

No

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

0 %

Literature

Koster - The Green Pages of Construction Chemicals

Koster - The Green Pages of Construction Chemicals

Delta Detailing Brochure

Delta Detailing Brochure