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TECHNICAL DATA SHEET | Section 10.1
POLY-CAULK 50A
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Aromatic ,Self-Leveling ,Polyurea Caulking Compound

Product Description
Poly-Caulk 50A is is two-component, 1:1 ratio, aromatic, Technical Data (Based on Draw Down Film)
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rapid setting, self leveling, polyurea polyurethane, 50 Shore Mix Ratio by Volume 1A : 1B
A caulking compound for interior application. Specific Gravity,
Side A 1.06 ± 0.1
Features Side B 1.07 ± 0.1
• Down Time 30-90 Minutes Viscosity at 75°F (24°C),
• Flexible Side A 1600 ± 500 cps
1200 ± 500 cps
Side B
• Meets USDA Criteria Gel Time at 75°F (24°C), ASTM D2471 35 ± 5 seconds
• Meets VOC Regulations
• Non Toxic Hardness, ASTM D2240 50 ± 5 Shore A
425 ± 50 psi
• Odorless Tensile Strength, ASTM D412 2.93 ± 0.35 MPa
• Remains Flexible, Even in Cold Temperatures
Elongation, ASTM D412 550 ± 50%
Typical Uses Tear Strength Die C, ASTM D624 50 ± 5 pli
8.76 ± 0.8 kN/m
Poly-Caulk 50A is used on interior concrete surfaces, to
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repair random cracks, control joints, and other areas where Total Solids by Weight, ASTM D2669 95 ± 2%
down time is limited. Poly-Caulk 50 will discolor in exterior Total Solids by Volume, ASTM D2697 95 ± 2%
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applications.
Volatile Organic Compounds, 0.0 lb/gal
• Airports (Parts A&B Combined) 0 gm/liter
ASTM D2369-81
• Bridge Headers
• Food Processing Plants Width of Joint
• Freezers & Cold Storage
• Grade Matching 1/4” 3/8” 1/2” 5/8” 3/4” 7/8” 1”
• Parking Garage Decks
1/4” 308 205 154 123 102 88 77
• Saw/Utility Cuts
• Water Treatment Plants 3/8” 205 136 102 82 68 58 51
Depth of Joint
Packaging 1/2” 154 102 77 61 51 44 38

10-gallon kit One 5 gallon (3.78 liters) pail of 5/8” 123 82 61 49 41 35 30
Side-A and One 5 gallon (3.78 liters) 3/4” 102 68 51 41 34 29 25
pail of Side-B
7/8” 88 58 44 36 29 25 22
100-gallon kit One 55 gallon drum (net 50 gallons,
189 liters) of Side-A and One 55 1” 77 51 38 30 25 22 19
gallon drum (net 50 gallons, 189
liters) of Side-B

Remove all dust from the concrete pores prior to installing
Color Poly-Caulk 50A. If backer rod is used in control joints, the
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Concrete Grey recommended depth is not greater than 25% of the total depth
Coverage of the slab.
Coverage’s and yields shown do not include allowances for Construction joints are to be filled to full depth using no backer
loss or waste and variations in job conditions. Each user must rod or silica sand. To repair T-joints, the joint should be cut a
establish their own factors for loss from experience. minimum of 25% of the total depth of the slab. The side of the
T-joint must be cut 1/2” (1.27 cm) from the joint and a minimum
Surface Preparation of 1/2” (1.27 cm) deep.
Allow concrete to cure 28 days before installation. Saw cut
the joint to ACI Recommendations. All joints must be clean For random crack and spall repairs, each side of the crack
and dry prior to installing Poly-Caulk 50A. should be cut to create a minimum 1/2” (1.27 cm) deep vertical
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edge. Ensure that all joint edges are at 90° angles to grade
If joint is damp, dry with heat torch. If primer is required, use with no V-grooving or feather edges.
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Polyprime 2180 or Polyprime EBF-LV.
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POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363 Section 10.1
wpsales@polycoatusa.com | www.polycoatusa.com