Laserfiche WebLink
NI <br />0 <br />N <br />N <br />Property <br />Test Method <br />Minimum <br />Maximum <br />Stress Resistance <br />25.0% minimum <br />TiO2 (ASTM D 476 Type II Ructile) <br />10.0% minimum <br />Specific Gravity <br />Water displacement <br />1.9 <br />2.3 <br />Indentation <br />Resistance <br />ASTM D 2240* <br />IShore Durometer, A2 <br />40 <br />75 <br />Impact Resistance <br />ASTM D 256, Method A <br />1.0 N•m <br />- <br />Flash Point JASTM <br />D 92 <br />475 °F [245 °C] <br />- <br />*The durometer and panel shall be at 110 °F [45 °C] with a 4.4 lb [2.0 kg] load applied. <br />Instrument measurement shall be taken after 15 seconds. <br />971 -5.5.1 Set To Bear Traffic Time: When applied at the temperatures and <br />thickness specified by Section 711, the thermoplastic shall set to bear traffic in not more <br />than two minutes. 971 -5.5.2 Retroreflectivity: The white and yellow pavement markings <br />shall attain an initial retroreflectance of not less than 450 mcd /Ix m2 and not less than 350 <br />mcd /lx•m2, respectively. The retroreflectance of the white and yellow pavement markings <br />at the end of the three year service life shall not be less than 150 mcd /lx•m2. <br />971 -5.5.3 Durability: Durability is the measured percent of thermoplastic material <br />completely removed from the pavement. The thermoplastic material line loss must not <br />exceed 5.0% at the end of the service life. <br />971 -5.6 Application Properties: Application properties shall meet the requirements <br />of Section 71 1 . <br />971 -5.7 Packing and Labeling: The thermoplastic material shall be packaged in <br />suitable biodegradable or thermo - degradable containers which will not adhere to the <br />product during shipment and storage. The container of thermoplastic material shall weigh <br />approximately 50 lb [23 kg]. The label shall warn the user that the material shall be heated <br />in the range as recommended by the manufacturer. <br />971 -6 Thermoplastic Material -Hot Spray. <br />971 -6.1 General: This work shall consist of furnishing and applying thermoplastic <br />material when the project requires refurbishing existing thermoplastic stripes. The <br />manufacturer shall utilize alkyd based materials only and shall have the option of <br />formulating the material according to his own specifications. However, the requirements <br />delineated in this Specification and Section 711 shall apply regardless of the type of <br />formulation used. <br />971 -6.2 Composition: <br />Component <br />White <br />Yellow <br />Binder <br />25.0% minimum <br />25.0% minimum <br />TiO2 (ASTM D 476 Type II Ructile) <br />10.0% minimum <br />- <br />Glass Spheres <br />35.0% minimum <br />35.0% minimum <br />Yellow Pigment <br />- <br />% minimum per <br />manufacturer <br />Calcium Carbonate and Inert Filler <br />30.0% maximum <br />40.09/6 maximum <br />(No. 200 [75 µm] sieve) <br />971 -6.3 Binders: The manufacturer shall have the option of formulating the material <br />according to his own specifications. However, the physical and chemical properties <br />r i <br />March 2007 01000 -192 03- 4122.D ` C^` <br />