PR3800 PRODUCT DATA

A water based rust inhibitive primer for metal. The material is fast drying and specially designed to prime the surface for AC5900 and other Tough Stuff products. The tough, flexible film adheres tenaciously and is resilient enough to absorb the expansion and contraction most substrates undergo.

RECOMMENDED USES

PRODUCT CHARACTERISTICS

APPLICATION CONDITIONS
APPLICATION PROCEDURES
PERFORMANCE TIPS
CLEANUP INSTRUCTIONS
SAFETY PRECAUTIONS

ORDERING INFORMATION

RELATED DOCUMENTS

RECOMMENDED USES

PR3800 was specifically formulated as a primer on ferrous metals with or without rust.

PRODUCT CHARACTERISTICS

Color: Clear

Solids by Weight: 52%

Solids by Volume: 37.5%

Viscosity: 68-72 ku

Weight per Gallon: 10.0 pounds

VOC (EPA method 24): Compliant

Shelf Life: 12 months unopened

Cleanup: Water

Recommended Spreading Rate per coat:

Wet Mils: 8.0 mils
Dry Mils: 2 mils
Coverage: 200 square feet/gal.

Drying Schedule @ 8 mils wet with 50% Relative Humidity:

50°F 75°F 110°F

To Touch 2 hrs. 30 min. 15 min.

To Recoat* 3 hrs. 1 hr. 45 min.

To Cure 24 hrs. 18 hrs. 12 hrs.

*If finishing with the same material allow 12 hours cure time.
Drying time is temperature, humidity, and film thickness dependent.

APPLICATION CONDITIONS

Temperature:

Air & Surface: 45ºF Minimum 100ºF Maximum
Material: 50ºF Minimum 95ºF Maximum

Note: Do not apply when the dew point is less than 5ºF above ambient temperature.

Relative Humidity:

95% Maximum

APPLICATION PROCEDURES

This product can be sprayed, brushed, or rolled on.
When using airless spray equipment, it is recommended that a reversible spray tip be used with an orifice of .017 to 0.24 and minimum 40 degree fan angle.
Material should be applied to a 4 - 12 mil thickness depending upon porosity of substrate.
Mix material if separated.
Please consult Coatings International with any specific application questions.

PERFORMANCE TIPS

DO NOT THIN.
POWER MIX BEFORE USING.
On porous surfaces allow to cure four hours.
All loose rust and scale should be removed.
Rusty areas should be saturated without leaving any excess material.
Puddles may blister the finish coat if not cured before coating.
Can also be applied with a pump sprayer.
Non-rusty metals require just a thin coating.
Recoat within one hour in good weather. Recoating can proceed with urethanes while surface is still somewhat tacky.
PR3800 has no recoat window but dirt that accumulates on the material will have to be removed.
Do not allow containers to freeze.

CLEANUP INSTRUCTIONS

Clean spills, spatters, and tools immediately with water.
Clean hands immediately after use with soap and water.
After cleaning, flush spray equipment with water followed by mineral spirits. Leave mineral spirits in the line to prevent rusting.

SAFETY PRECAUTIONS

For chemical emergencies, spills, leaks, exposure, or accidents in the U.S.: CALL CHEMTREC 24 HOURS A DAY / 365 DAYS A YEAR 1-800-424-9300.
This product is designed for professional use. Caution must be exercised to prevent mishaps due to improper handling.
Any installation equipment employed for application should be designed for high pressure use.
The use of appropriate MESA/NIOSH approved respirator during application is important. We also recommend the use of fabric coveralls and gloves.
INSTALLERS must read and understand all technical and informational literature for Tough Stuff PR3800, including the Material Safety Data Sheets, prior to using this product.

ORDERING INFORMATION

Packaging:

Container Size Weight Class

5 gallon pail 50 pounds 55

D.O.T. Shipping Information:

Roof Coating, Non-Hazardous

HMIS:

Health 1, Flammability 0, Reactivity 0, Protection B

Published technical data and instructions are subject to change without notice. Please contact your Coatings International Roofing Systems representative for the most current information.

Revised April 2000

FOR ADDITIONAL INFORMATION, GO TO:

PR3800 Material Safety Data Sheet

VIEW A DIFFERENT TOUGH STUFF PRODUCT