Hi-Temp 1027 DTR - Direct to Rust High Temperature Coating
Hi-Temp Coatings
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HI-TEMP 1027 DTR

Direct to Rust Application
Apply to Ambient Steel & Hot, 500°F Steel
Protects Insulated & Un-insulated Steel
Heat & Corrosion Resistant to 1000°F
Topcoat with Hi-Temp Colors

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Product Description

Hi-Temp 1027 DTR is a coating formulated specifically for maximum adhesion and protection of insulated and uninsulated carbon steel surfaces in which corrosion has begun and only minimal surface preparation can be accomplished. Hi-Temp 1027 DTR can be applied over a hand tool cleaned surface in which rust is still present. *It is a high build, 18.0 mils. dft., system able to withstand cyclic conditions to 1000°F (538°C).
Hi-Temp 1027 DTR can also be applied directly to hot, rusty steel. The metal temperature during application can be as hot as 500°F (260°C), eliminating costly shutdown periods for owners.
Hi-Temp 1027 DTR has the unique ability to be coated by both ambient and hot applied colored topcoats, Hi-Temp 500VS & 1000VS, as well as hot applied colored topcoats; 500V HA and 1000V HA.

Characteristics

  • Direct application to rust
  • Apply to ambient steel
  • Apply directly to hot steel having a metal temperature up to 500°F (260°C)
  • Prevents corrosion under insulation
  • Single component
  • U.V. resistant
  • Open recoat window
  • Topcoat with Hi-Temp colors

Uses

  • Power Plants
  • Refineries
  • Chemical Facilities
  • Offshore/Marine
  • Cement Plants
  • Pulp & Paper

Specification Data

Components:
One
Type:
Proprietary
Dry Temperature Resistance:
Continuous:
1000°F (538°C)
Peak:
1000°F (538°C)
Colors:
Black/Grey
Finish:
Flat
Dry Time @ 50% R.H., 70°F
To Touch
2 Hours
To Recoat
6 Hours
To Ship
24 Hours
Cure
N/A
Metal Temperature During Application
50°F-500°F (10°C-260°C)
Thinner
Hi-Temp #5
Volume Solids
49%
Theoretical Coverage
@1 mil.D.F.T.
788 sq.ft./gal.
@ 25 microns
19.0 sq.m./l.
VOC Content
3.5 lb./gal. (420 g./l.)
Weight per gallon
16.0 lb. (7.3 kg.)
Storage Temperature
40°-100°F (4°-38°C)
Shelf Life
8 months

 

Surface Preparation Carbon Steel

Coated surfaces must be dry and free of weld splatter, oil, dirt, grease and all other contaminates. Round off all rough welds and sharp edges. Abrasive blast to a SSPC-SP6 "Commercial Blast." Blast profile should be 1.5-2.5 mils. (38-63 microns).

If an abrasive blast is not possible, prepare the surface by an SSPC-SP3 "Power Tooling" method. If this method is not attainable, prepare the area by an SSPC-SP 2 "Hand Tool Cleaning." Performance of Hi-Temp 1027 DTR is relative to the surface preparation accomplished.

Application Instructions*

Surface temperature must be a minimum of 5°F (3°C), above the dew point. Do not apply to steel temperatures below 50°F (10°C).

* Do not exceed maximum dry film thickness recommendations.

Systems 1): Hot Application, Rusty Steel, 120-300°F - Un-insulated Carbon Steel

Heat resistant to 500°F (260°C)

Primer

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

Topcoat

Hi-Temp 500V HA
2.0-2.5 mils. (50-67 microns)

 

Total Dry Film Thickness
7.0-8.5 mils. (175-212 microns)

 

Systems 2): Hot Application, Rusty Steel, 250-500°F - Un-insulated Carbon Steel

Heat resistant to 1000°F (538°C)

Primer

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

Topcoat

Hi-Temp 1000V HA
1.5-2.0 mils. (37-50 microns)

 

Total Dry Film Thickness
6.5-8.0 mils. (162-200 microns)

 

Systems 3): Ambient Application - Un-insulated, Rusty, Carbon Steel

Heat resistant to 500°F (260°C)

Primer

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

Topcoat

Hi-Temp 500VS
2.0-2.5 mils. (50-67 microns)

 

Total Dry Film Thickness
7.0-8.5 mils. (175-212 microns)

 

Systems 4): Ambient Application - Un-insulated, Rusty, Carbon Steel

Heat resistant to 1000°F (260°C)

Primer

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

Topcoat

Hi-Temp 1000VS
1.5-2.0 mils. (37-50 microns)

 

Total Dry Film Thickness
6.5-8.0 mils. (162-200 microns)

 

Systems 5): Hot Application, Rusty Steel - Insulated Carbon Steel

Hot steel application from 150-300°F (61-122°C):
   Allow 20 minutes between coats.
Hot steel during application from 300-500°F (122-260°C):
   Allow 15 minutes between coats.

Heat resistant to 1000°F (538°C)

1st Coat

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

2nd Coat

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

3rd Coat

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

Total Dry Film Thickness
15.0-18.0 mils. (375-450 microns)

 

Maximum Dry Film Thickness
15.0-18.0 mils. (375-450 microns)
(applied in three coats at 5-6 mils. per coat)

 

Systems 6): Ambient Rusty Steel Application - Insulated Carbon Steel

Heat resistant to 1000°F (538°C)

1st Coat

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

2nd Coat

Hi-Temp 1027
5.0-6.0 mils. (125-150 microns)

 

Total Dry Film Thickness
10.0-12.0 mils. (250-300 microns)

 

Maximum Dry Film Thickness
15.0 mils. (375 microns)

 

Application Instructions to Hot Steel

1. IMPORTANT! It is essential to apply thin coats of the Hi-Temp 1027 during an application to hot steel. This aids in allowing the solvent to escape the coating without leaving pinholes behind. This application is similar to mist coating.

2. Flush equipment with Hi-Temp #5 Thinner before using equipment.

3. Hi-Temp 1027 is normally not thinned. If the situation warrants thinning, use only Hi-Temp #5 Thinner.

4. Hi-Temp #5 Thinner is specifically formulated for Hi-Temp 1027. It is a slow evaporating solvent allowing for good film integrity as the coating is being applied to hot operating equipment.

5. WARNING! Do not thin Hi-Temp 1027 with any other solvent. A fire hazard could occur if using a different solvent system. Dry spray and poor film characteristics may occur as well.

6. Do not apply a heavy coat to a hot surface or blistering will occur. If this happens, immediately take a brush, (use wood-handled brushes with China bristles only. Do not use brush with synthetic bristles), and brush out the blister before it sets.

Equipment

Conventional or airless spray is recommended. For conventional spray use a DeVilbiss MBC-510, (or equal), gun with an "E" fluid tip and 704 air cap (or equal). For airless spray use a Graco 205-591, 208-663, (or equal), gun with fluid tip of 163-610, 163-315 and a Graco Bulldog Pump at 30:1.
Adjust pressure as needed. Hold gun 10"-12" from the surface at right angles. Lap each pass 50%. When brushing and rolling, use only quality brushes and rollers.

Mixing

Use mechanical agitation for mixing and during application. Mix materials until uniform in consistency.

Thinning

Thinning is not normally needed. If a condition warrants thinning, thin only with Hi-Temp #5 Thinner. Thin according to local air regulations.

Clean-up

Use Hi-Temp #5 Thinner.

Precautions

This product is for use only by professional applicators in accordance with information in this bulletin and the Material Safety Data Sheet (MSDS). Refer to this product's MSDS before using this material.
All use and application of this product should be performed in compliance with all relative Federal, State and local Health, Safety & Environmental regulations.

Warranty

HTC warrants that its products are free from defects in material and workmanship. HTC's sole obligation and buyer's exclusive remedy shall be limited to replacement of products not conforming to this warranty. Any claim for replacement product must be made within one year from the delivery date.
HTC makes no other warranties, expressed or implied, such as warranties of merchantability or fitness for a particular purpose. HTC products are intended for Buyers with the knowledge and skills to evaluate the suitability of HTC's products for Buyer's intended use. In no event shall HTC be liable for consequential or incidental damages.

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