Bitumen impregnated board Vs Expansion Joint filler board - KAMPUN HD100 boards
Sr. No.
Property/Benefits
Kampun HD100 Joint Filler
Bitumen Impregnated Filler Board
1
Manufactured from
Special grade of Polymers
Bitumen + Composites + some additives
2
Product Handling loss
NIL
Considerable, if not careful
3
Structure and implications
Closed Cell Structure and that will not allow water absorption
Not Closed cell structure and that results in very high water absorption
4
Life
Too long
Too short
5
UV stability
Yes
Not sure
6
Resistance to Bacterial /Fungal growth
Yes
No or not sure
7
Weight
Very light
Comparatively heavier
8
Cost to customers
In terms of overall cost, very much economical
More due to shorter life.Life is shorter due to Water absorption, non-UV stability, somewhat brittle type nature.
9
Product sizes
Kampun HD100 boards are available in different sizes to customers to select from: 1200x1800mm, 1500x1600mm, 1000x2000mm & more
Traditionally bitumen impregnated board is produced only in one size normally - 1200mm x 1200mm
10
Stains during applying
Never
Yes, may be.
11
Cutting & Installing
Kampun EJF HD100 is very easy to install
Difficult
12
Compression recovery
> 95% normally.
70% or less
13
Overall rating
Excellent product with latest approach in enhancing its properties to meet civil engineering’s requirements.
Bituminous joint filler is considered as conventional product and need to rethink to use it for its some drawbacks.