PG /NITRATE- BASED – ANTIFREEZE
FOR COOLING TOWERS &CHILLERS TREATMENT
The components of coolants are the following:
• Water
[b style="color: rgb(17, 17, 17); font-family: Verdana, Arial, Helvetica, sans-serif;"]• Propylene Glycol[/b]
[b style="color: rgb(17, 17, 17); font-family: Verdana, Arial, Helvetica, sans-serif;"][b style="color: red; font-family: 'Times New Roman', serif;"]• Corrosion Inhibitors[/b][/b]
[b style="color: rgb(17, 17, 17); font-family: Verdana, Arial, Helvetica, sans-serif;"][b style="color: red; font-family: 'Times New Roman', serif;"]• Hard Water Stabilizers[/b][/b]
[b style="color: rgb(17, 17, 17); font-family: Verdana, Arial, Helvetica, sans-serif;"][b style="color: red; font-family: 'Times New Roman', serif;"]• Coolant Inhibitor Stabilizers[/b][/b]
[b style="color: rgb(17, 17, 17); font-family: Verdana, Arial, Helvetica, sans-serif;"][b style="color: red; font-family: 'Times New Roman', serif;"]• Antifoamants[/b][/b]
[b style="color: rgb(17, 17, 17); font-family: Verdana, Arial, Helvetica, sans-serif;"][b style="color: red; font-family: 'Times New Roman', serif;"]• Dyes[/b][/b]
Physical properties :---
Molecular formula C3H8O2
Molar mass 76.09 g/mol
Specifications
(Industrial Grade)
Water, max (% by weight) 0.2
Acidity, as acetic acid, max (% by weight) 0.005
Specific Gravity @ 25/25°C 1.0350-1.0365
Color, max (APHA) 10
Chlorides, as C1, max (% by weight) 0.001
Boiling Range (°C Initial Boiling Point, min. 185
Dry Point, max 190
Typical Physical Properties
Boiling Point @ 760 mm Hg (°C) 187.4
Coefficient of Expansion @ 20°C, per °C 0.00073
Density @ 25°C (kg/m3) 1.322
Dielectric Constant @ 20°C (esu) 32.0
Fire Point (°C) 107
Flash Point, COC (°C) 107
Freezing Point (°C) Supercools
Heat of Vaporization @ 760 mm Hg (joules/g) 711
Molecular Weight 76.09
Pour Point (°C) -57
Refractive Index @ 20°C (Nd 1.3239
Specific Gravity @ 20/20 °C 1.0381
Specific Heat @ 20°C (joules/g °C) 2.481
Spontaneous Ignition Temperature (°C) 446
Vapor Density (air = 1) 2.52
Viscosity @ 20°C (cp) 56.0
Provides Excellent Protection In Four Key Areas:-
Freeze-Up Protection--
Boil-Over Protection--
Corrosion Protection--
Heat Transfer
Performance Characteristics:---
-- Antifreeze/Coolant demonstrates outstanding corrosion prevention performance in all standard industry tests.
-- Meets all the requirements of ASTM D5216 (Propylene Glycol Base Engine Coolant) and the corrosion prevention requirements of ASTM D3306,ASTM D4985, GM 1899 AND GM 1825 including ASTM D 1384 (glass ware corrosion), ASTM D 4340 (hot surface aluminum corrosion), ASTM D 2570(simulated service) and ASTM D2809(cavitation erosion corrosion / aluminum pumps)
-- Antifreeze/Coolant provides outstanding protection against boil-overs and freeze-up damage
GENERAL CONCENTRATION FORMULA
ANTIFREEZE 50%
Water 50%
Protects Against Freeze-Ups Down To - 26 F
Protects Against Boil-Overs Up To 256 F*
CHEMICAL COMPOSITIONS FOR CONC.(50/50%)
Water
Propylene Glycol
Sodium phosphate
Sodium Nitrate
Sodium Silicate
Sodium Tetraborate