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Technical Bulletin

HCR-1100
MAY, 1988
Supersedes all previous publications


HCR-1100 Polyester Thick Film Coating

GENERIC TYPE: Unsaturated Polyester filled with inert pigments.

RECOMMENDED USAGE: Primarily used for lining tanks, coating process equipment, and as an industrial maintenance material. It is easily applied to metal, concrete, and wood.

CHEMICAL RESISTANCE GUIDE:

Exposure Immersion Splash & Spillage
Acids Good Excellent
Alkalies Good Excellent
Petroleum Products Good Good
Salt Water Excellent Excellent
Water Excellent Excellent

ORDERING INFORMATION:

SHIPPING WEIGHT:
HCR-1100 Coating Approx. 11 lbs./gal
S-311 Solvent Approx. 8½ lbs./gal

Packaging:
HCR-1100 series is available in 1 gallon and 5 gallon kits.

FLASHPOINT: (T.C.C.)
HCR-1100 Coating 73°F (23°C)
S-311 Solvent 73°F (23°C)

PHYSICAL DATA:

Solids by Weight: Approximately 95%
Solids by Volume: Approximately 93%
(Note: Solids vary with color.)

Pot life:

2 hrs @ 77°F
Shelf life: 12 months @ 70°F in unopened containers

VISCOSITY:

100-110 K.U. (Krebs Units)

Temperature Limitations:
HERESITE HCR-1100 accepts dry heat temperatures up to 220°F. Temperature excursions up to 400°F (205°C) can be tolerated for short durations.

VOC.: 0.5 lbs./gal. as supplied.

STANDARD COLORS:

--- HCR-1101 Red (Primer)
--- HCR-1110 White (Finish)

COVERAGE: Theoretical Coverage --- 1488 square feet per gallon per mil. (At 35 mil DFT average coverage would be 34 square feet per gallon. This includes a 20% loss factor.)

Recommended total dry film thickness is as follows:

Environment Dry Film Thickness No. of Coats
Immersion 30-40 Mils 2*
*15-20 mils primer; 15-20 mils finish

SURFACE PREPARATION: Remove all oil, grease, and other contaminants. All seams should be continuously welded, weld splatter removed and all edges radiused. (See Bulletin No. 113. "Fabrication Specifications.")

STEEL:

IMMERSION: A white metal blast is required in accordance with NACE #1 or SSPC-SP-5-63 specifications.

NON-IMMERSION: A commercial blast is acceptable in accordance with NACE #3 or SSPC-SP-6-63 specifications.

Surface profile or anchor pattern should be 20 to 25% of the recommended dry film thickness.

CONCRETE: Remove protrusions by sanding or grinding. Concrete must be cured 28 days at 70°F (21°C) and 50% relative humidity.

IMMERSION: Dry abrasive blast to open all voids

NON-IMMERSION: Surfaces must be acid etched or abrasive blasted to remove laitance.

PRIMER: HCR-1101

MIXING: Stir Part A thoroughly. Add the contents of Part B to the container of Part A. Mix thoroughly. Mixed material must be used within 2 hours.

THINNING: The amount of thinner required is dependent upon temperature, ventilation, humidity, spray equipment used, and desired film thickness. Suggested thinning at 75°F (24°C) is 15-20%.

EQUIPMENT:

  1. All spray equipment shall be thoroughly cleaned and be free of old paint film and other contaminants.
  2. Use standard production type spray guns:
    Guns Fluid Air
    DeVilbiss JGA-502 E 704
    Binks #62 66-SS 66-SD
    Graco P800 04 02
  3. Air supply shall be uncontaminated.
  4. Airless spray equipment: 1500-1800 PSI liquid pressure. Tip size from .015" to .019". Thinning requirements are less than for conventional spray.

APPLICATION:

  1. Do not apply if temperature is less than 5°F (2°C) above dew point.
  2. Adjust air pressure to approximately 80 pounds at the gun and provide 15-20 pounds pot pressure. Adjust spray gun by first opening liquid valve and then adjust air valve to give approximately an 8" to 12" fan.
  3. Holding gun perpendicular to the surface at a distance of 12", apply a mist bonding pass.
  4. Allow to flash off for several minutes, but not long enough to allow film to completely dry.
  5. Apply 3-4 criss-cross multi-passes maintaining a wet appearing film.
  6. Repeat Step #5 until desired film thickness is obtained.
  7. Clean equipment immediately with Heresite S-311 solvent.
  8. Let first coat air dry with ventilation for approximately 16 hours, but not more than 48 hours.
  9. For second coat, repeat Steps #1 through #7.
  10. Coating should be final cured according to following schedule:

    70°F (21°C) -- 7 days
    50°F (10°C) -- 14 days

FORCE CURE:

  1. If force curing is required, air dry with ventilation for approximately 2 hours.
  2. After the air dry period has elapsed, the temperature should be raised in 40°F (22°C) increments every 30 minutes .
  3. Hold at desired curing temperature according to following schedule to effect final cure:

    160°F (71°C) -- 16-20 hours
    180°F (82°C) -- 4-8 hours
    200°F (93°C) -- 2-4 hours

APPLICATION INSTRUCTIONS

These instructions are not intended to show product recommendations for specific service. They are issued as an aid in determining correct surface preparation mixing instructions, and application procedure. It is assumed that the proper product recommendations have been made. These instructions should be followed closely to obtain the maximum service from the materials.

CAUTION: CONTAINS FLAMMABLE SOLVENTS. KEEP AWAY FROM SPARKS AND OPEN FLAMES. IN CONFINED AREAS WORKMEN MUST WEAR FRESH AIR LINE RESPIRATORS. HYPERSENSITIVE PERSONS SHOULD WEAR GLOVES OR USE PROTECTIVE CREAM. ALL ELECTRIC EQUIPMENT AND INSTALLATIONS SHOULD BE MADE AND GROUNDED IN ACCORDANCE WITH THE NATIONAL ELECTRICAL CODE. IN AREAS WHERE EXPLOSION HAZARDS EXIST, WORKMEN SHOULD BE REQUIRED TO USE NONFERROUS TOOLS AND TO WEAR CONDUCTIVE AND NON SPARKING SHOES.


To the best of our knowledge the technical data contained herein are true and accurate at the date of issuance and are subject to change without prior notice. No guarantee of accuracy is given or implied. We guarantee our products to confirm to strict quality control. We assume no responsibility for coverage, performance or injuries resulting from use. Liability, if any, is limited to replacement of products. Prices are subject to change without prior notice. NO OTHER WARRANTY OR GUARANTEE OF ANY KIND IS MADE BY THE SELLER, EXPRESS OR IMPLIED, STATUTORY, BY OPERATION OR LAW, OR OTHERWISE, INCLUDING MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

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