BS 2499 TYPE N2 - HOT APPLIED JOINT SEALANT

 

USES

 

A general purpose low extension hot applied joint sealant for the sealing and maintenance of

horizontal joints in concrete and asphalt pavements.

 

DESCRIPTION

 

A hot poured, low extension polymer modified joint sealant complying with the requirements

of BS 2499 : 1993 Type N2.

 

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%      

Minimum Application Temperature                 + 3°C

Penetration @ 25°C 65 ± 15 dmm

Flow Resistance @ 60°C < 10mm

Specific Gravity 1.20 ± 0.05

Flash Point - COC °C >250°C

 

CHEMICAL RESISTANCE

 

Bituminous products soften in contact with petroleum solvent and mineral oils. The product

has good resistance to dilute acids and alkalis.

 

 

STORAGE     Store in a cool dry place 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.

 

 

 

                      

 

 

 

 

 

 

 

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BS 2499 TYPE N2 - HOT APPLIED JOINT SEALANT

 

BRAND NAME                        ARMOURSEAL N2 JS

 

COMPOSITION

 

A polymer modified bituminous joint sealing compound with graded extender and adhesion

agent.

 

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.

 

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, Gloves and Closed Safety Boots when handling hot product.

 

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 the following:

 

Walker Minerals Limited                         HTS Consultancy

Outland Head Quarry                                     18 Furness Avenue

Bradwell                                                           Simonstone

Hope Valley                                                     Ribble Valley

Derbyshire S33 9JP                                          Lancashire BB12 7SU

Tel:       01433 - 621600                                  Tel:            01282 - 771260

Fax:      01433 - 621592                                  Fax:            01282 - 771260

e-mail:            sales@portawayminerals.f9.co.uk             e-mail: pliles@hts.u-net.com

 

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