Installation Method Statement PDF
Material Data Sheet PDF
Safety Data Sheet PDF
1. GENERAL DESCRIPTION:
Armourseal® N2 is a hot poured, low extension polymer modified joint sealant complying with the requirements of BS EN 14188-1:2004 Type N2. This product is manufactured to European standard.
2. PRODUCT:
USES: A general purpose low extension hot applied joint sealant for the sealing and maintenance of horizontal joints in concrete and asphalt pavements. BRAND NAME: ARMOURSEAL N2 JS
3. PHYSICAL PROPERTIES:
Physical Form | Black Plastic Solid |
Product Pouring Temperature | 170 ± 5°c Max |
Safe Heating Temperature | 185°c |
Movement Accommodation Factor | Butt Joints 10% |
4. SPECIFICATION:
Minimum Application Temperature | + 3°c |
Penetration @ 25% | 65 ± 15 dmm |
Flow Resistance @ 60°c | ≤ 3mm |
Specific Gravity | 1.20 ± 0.05 |
Flash Point – COC | > 250°c |
Softening Point | 85 ± 10⁰c |
5. CHEMICAL RESISTANCE:
Bituminous products soften in contact with petroleum solvent and mineral oils. The product has good resistance to dilute acids and alkalis.
COMPOSITION: A polymer modified bituminous joint sealing compound with graded extender and adhesion agent.
STORAGE: Store in a cool dry place preferably under cover and away from direct sunlight.
PACKAGING: Silicone boxes or Poly – Silicone bags 15 / 20Kgs – Net.
PRIMER: Bitumen or Rubber Resin primer on concrete surfaces. No primer required on asphalt surfaces.
6. SAFE HANDLING PRECAUTIONS:
* Do not exceed the maximum safe heating temperature.
* Do not allow the hot material to come into contact with water as the product will react violently.
* Always wear the recommended protective clothing – see below.
7. FIRE & EXPLOSION HAZARDS:
FLAMMABILITY LIMITS
Upper – Not applicable.
Lower – Not applicable.
EXTINGUISHING MEDIA
Small Fire – Foam / Water Fog.
Large Fire – Foam / Dry Powder / CO² / Sand / Earth.
SUPPLY CLASSIFICATION
Not dangerous for supply.
8. ACUTE HEALTH HAZARDS & ADVICE:
Bituminous products present no acute health hazard at ambient temperature. However, as these materials are normally handled at elevated temperatures when their physical state changes to a liquid, the bitumens present in these products give of fumes which are undesirable to inhale as very small quantities of HYDROGEN SULPHIDE may be present in the bitumen.
RECOMMENDED PROTECTIVE CLOTHING
Overalls, Goggles / Visor and Closed Safety Boots AT ALL TIMES when handling hot product.
INHALATION
Inhalation of the vapours should be avoided.
INHALATION FIRST AID
Remove the affected person to fresh air. If breathing has stopped administer artificial respiration. Give cardiac massage if necessary. If the person is breathing but unconscious place in the recovery position. Obtain medical assistance immediately.
SKIN CONTACT
Bituminous products present no acute health hazards to the skin other than burning when handling at elevated temperatures.
SKIN CONTACT FIRST AID
Flush the contaminated skin with cold water. DO NOT ATTEMPT TO REMOVE THE BITUMEN. Cover the burn with a sterile dressing. Do not apply any medication to the affected part. Obtain medical attention immediately.
EYE CONTACT
Contact with fumes may cause irritation and redness.
EYE CONTACT FIRST AID
Irrigate with copious amounts of water for 10 / 20 minutes and seek medical advice immediately.
PRECAUTIONS
Avoid contact with the skin by use of suitable protective clothing.
TRANSPORTATION
Not classified as dangerous for transportation.
FURTHER INFORMATION:
Additional information on the product is given in the system Safety Data Sheet and Installation Method Statement or by contacting Walker Sealants Ltd.
Latest Revision – December 2021