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.