Page 116 - Polycoat 1.1 Table of Contents

TECHNICAL DATA SHEET | Section 6.2
PC-220PL
Elastomeric, Aromatic, Primerless
Polyurethane Base Membrane

Product Description
PC-220PL is a single component, liquid applied, moisture Technical Data (Based on Draw Down Film)
cured, aromatic primerless polyurethane elastomeric
waterproofing base membrane. PC-220PL is designed for PC-220PL
use in Southern California to be in compliance with SCAQMD
air quality standards. Make sure to use the correct grade of Coverage Rate 1 gal/100 sqft
product which complies with VOC regulations/requirements 0.41 l/sqm
applicable as per federal, state, statutory, counties, cities and
local bodies at the place of installation. Dry Film Thickness 11 ± 2 mils
per Coat 279 ± 50 microns
Features Hardness, ASTM D2240 55 ± 5 Shore A
• Economical
• Moisture Cured Tear Resistance, Die C, 170 ± 25 pli
• Primerless ASTM D624 28.9 ± 4.4 kN/m
• Seamless Waterproofing Membrane
Tensile Strength, 800 ± 100 psi
Typical Uses ASTM D412 5.5 ± 0.7 MPa
• Concrete
• Metal Ultimate Elongation, 500 ± 50%
• Plywood ASTM D412
• Wood
Specific Gravity 1.26 ± 0.1 cps
Packaging Total Solids by Weight, 81 ± 2%
ASTM D2369
5-Gallon One 5 gallon pail (18.9 liters)

Total Solids by Volume, 71 ± 2%
55-Gallon drum Net fill 50 gallons (189 liters) ASTM D2697

Viscosity at 75°F (24°C) 6500 ± 2000 cps
Color
Grey or Tan Volatile Organic 2.01 lb/gal
Surface Preparation Compounds 240 gm/liter
Refer to General Guidelines for complete information.
Mixing
Before application, mix PC-220PL using a mechanical mixer at wet second coat, covering it completely. Broadcast sand until
slow speed until a homogeneous mixture and color is attained. refusal and when the coating is dry, remove extra loose sand,
Use care not to allow the entrapment of air into the mixture. preferably by vacuum.
Do not mix in an up and down motion.
Most applications require one or two coats. Please reference
Application gallons required in the desired system sheet. To obtain proper
For best results, use a squeegee or notched trowel. A phenolic adhesion between coats, it is imperative that re-coating be
resin core roller may be used but extra care should be taken done within 48 hours.
not to trap air which may result in bubbles.
Curing
Requires a continuous coating application to minimize lines At 75°F (24°C) and 50% relative humidity, allow coating to cure
and/or streaking. 16 hours before proceeding to subsequent coats. Cure time
It is recommended to apply an aggregate of washed, dry, will vary depending on temperature and humidity. If more
rounded sand, approximately 16 or 20 mesh (0.84-1.19 mm), than 48 hours passes between coats, reprime the surface with
®
6.5+ Mohs minimum hardness at a rate of 20 lbs/100 sqft (1kg/ Polyprime U before proceeding.
sqm) or as required to achieve a slip-resistant finish, into the If accelerated curing is required, add one quart of PC-50 in a 5

POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363 Section 6.2
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