Wells, VT (USA)
Roofing & Cladding slates
Un-fading Red
The only RED Slate in the world.
Limited production.
Very often use for roof drawings.
Imperials.
From 12″ x 08″ up to 24″ x 14″
6-9mm (1/4” – 3/8”): 39,5 kgs/m2; 1086 Lbs/square
10-15mm (3/8” – 1/2″): 73 kgs/m2; 1700 Lbs/square
Nominal thickness
5 - 10 mm
Individual thickness
<+/-35%
Deviation of length and width
Complies
Deviation from edge straightness
Complies
Deviation from rectangularity
Complies
Mechanical Resistance: Average MOR
Transverse: 50.7 N/mm2 Longitudinal: 59.1 N/mm2
Mechanical Resistance: Characteristic MOR
Transverse: 34.2 N/mm2 Longitudinal: 46.0 N/mm2
Water absorption
W1 (0.19%)
Freeze thaw
Not Required
Thermal cycle test
T1
Carbonate content
0.1%
Sulphur dioxide exposure test
S1
Non-carbonate carbon content
0.0%
Release of dangerous substances
None in conditions of use as roofing or external cladding
External Fire Performance
Deemed to satisfy
Reaction to fire
Deemed to satify Class A1
Galicia – Spain
NEW YORK RED Slate is certified by the American laboratories.