Guaranteed for the Serviceable Lifetime of the Carpet when
used in the Recommended Locations
TECHNICAL
SPECIFICATIONS: (Test Results To BS. 5808: 1991 - British
Standard For Carpet Underlays)
SPECIFICATION
BS
REQUIREMENTS
RESULT
METHOD
WEIGHT
1600
g/mē
THICKNESS
6.25
mm
BS
4051
ROLL SIZE
1.37m x 11m
MEAN ORIGINAL THICKNESS FROM NOMINAL THICKNESS
Maximum
12%
3.0%
BS
4051
DIFFERENCE BETWEEN MAX./ MIN. ORIGINAL THICKNESSES
Maximum
3mm
0.6
mm
BS
4051
BREAKING
STRENGTH
Length
Width
Minimum
40N
356 N
141 N
BS
2576
EXTENSION UNDER FORCE
Length
Width
Maximum
10% @ 40N
1.6 %
0.5%
BS
2576
WORK OF COMPRESSION
Min.
50 J/mē after dynamic loading for 1000 impacts
93
J/mē
BS
4098
& BS 4052
COMPRESSION
AFTER DYNAMIC LOADING
Minimum
2mm, maximum 7mm after 1000 impacts
3.2mm
BS
4098
& BS 4052
RETENTION OF WORK OF COMPRESSION
Min.
40% of original after dynamic loading for 1000 impacts
89%
BS
4098
& BS 4052
LOSS
IN THICKNESS AFTER DYNAMIC LOADING
Max.
15% after 1000 impacts
11.2%
BS
4052
LOSS
IN THICKNESS AFTER STATIC LOADING
Max.
15% after 24 hrs recovery
5.7%
BS
4939
RESISTANCE
TO CRACKING
Not
greater than 50mm
Pass
BS
5808
ODOUR
No
objectionable odour
Pass
BS
5808
FLAMMABILITY
I.M.O.
SURFACE FLAMMABILITY TEST OF BULKHEAD, CEILING AND DECK
FINISH MATERIALS AS AMENDED BY RESOLUTION MSC 61 (67)
Pass
- Materials meets all the criteria given in the IMO document
& can therefore be considered to have low flame spread
in compliance with the International Convention for the
Safety of Life at Sea, 1974.
Resolution
A653 (16)
HOT
METAL NUT TEST
Pass
- Low radius of effects of ignition
BS
4790
CAA Vertical Flame Test
Pass
CAA Spec 8 & FAR/JAR
25853a App. F, Pt. 1 (A) 1 (ii)
