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DynaSpec® MIL-PRF-22750 High Gloss

1 of 4 products in this brand
DynaSpec® MIL-PRF-22750 High Gloss is a two component, high solids epoxy coating. Grade A: For Navy and Army equipment requiring weather resistance. Grade A approved products can also be used as a Grade B material, for use on the interior of tactical equipment. The color of the coating is available in a wide variety of colors and gloss ranges including high gloss, semi-gloss and lusterless. Coating colors are designated by FED-STD-595 color chip number.

Product Type: Solventless & High Solids Coating

Compatible Substrates & Surfaces: Metal, Steel

Features: Good Weather Stability, High Gloss, Military Grade

Application Method: Brush, Roller, Spray

Chemical Family: Epoxy & Epoxy Derivatives

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Application Method
Compatible Substrates & Surfaces
Application Characteristics

Mix Ratio : 4 parts Component A to 1 part 22750G Component B. 1-gallon kits are supplied as a short filled gallon of A and a short filled quart of 22750G Component B.
Reducer : Ideal reducer is T-236 Epoxy Reducer (MIL-T-81772B Type II)
Cleaning Solvent : T-236 Epoxy Reducer is recommended cleaning solvent.
Pot Life: 4-6 hours, Pot life diminishes as temperature rises.

Force Cure: This product can be force cured for approximately 30 minutes at 150-180o F after a 20-30 minute flash off time.

Recommended Primers
Substrate

Recommended Primer

Aluminum(Aviation Systems)

MIL-PRF-23377 or MIL-PRF-85582 Epoxy Primers, Consult Contract Requirements

Aluminum/Galvanized Steel/Stainless Steel:

DOD-P-15328 or MIL-C-8514C Wash Primer, Consult Contract Requirements

Ductile or Gray Iron Castings

MIL-DTL-53022 or MIL-DTL-53030 Epoxy Primers, Consult Contract Requirements

Plastics

Due to the wide variety of wood substrates, system performance should be tested and confirmed on actual substrate.

Previously Painted Surfaces

Surface should be intact and sound. All loose and flaking material removed and bare spots primed with an appropriate primer. An area should be tested with the coating to assure compatibility.

Steel

MIL-DTL-53022 or MIL-DTL-53030 Epoxy Primers, , Consult Contract Requirements

Wood

Due to the wide variety of wood substrates, the system performance should be tested and confirmed on actual substrate.

Application Equipment
Conventional Electrostatic N/A N/A N/A
Conventional Spray Air Pressure: 40-60psi Fluid Pressure: 10-20psi

Cap: Medium/Heavy Visc.
Tip: 1.5-1.8 mm

HVLP Spray Air Pressure: 15-20psi Fluid Pressure: 10-20psi

Cap: Heavy Visc.
Tip: 1.8-2.0 mm

Air Assisted Airless Air Pressure: 30:1 ratio pump or larger at 80-100 psi to provide a tail free oblong pattern Atomizing Air: Adjust as needed

Cap: Medium Visc.
Tip: 0.11-0.13

Airless Pressure: 2400psi minimum Tip: 0.11-0.13

Brush and Roll : Utilize a High Quality China or Natural bristle brush or high-density foam core roller for best results.

*Note: The above parameters are to be used as a guideline only. Customer specific equipment may require a different set-up.

Surface Preparation

Do not apply if the application surface temperature is below 45°F (7°C) or above 110°F (43°C), or if the sruface temperature is within 5°F of the dew point. It is highly recommended that sound practices as set forth by SSPC or NACE be followed when preparing a substrate for painting. At a minimum the surface should be clean of all grease, dirt, oil, rust and foreign material that would be detrimental to proper adhesion and desired performance of the coating system being applied.

Application Characteristics
Dry Times (Touch, 77°F at 50% RH) 3 hours
Dry Times (Recoat, 77°F at 50% RH) Anytime within the first 7 days
Dry Times (Handle, 77°F at 50% RH) 6 hours
Dry Times (Pack/Ship, 77°F at 50% RH) 16 hours
Full Cure (77°F at 50% RH) 168 hours

Properties

Physical Properties
ValueUnitsTest Method / Conditions
Gloss (60º)min. 90
Volume Solids (Mixed)55 - 59%
Weight Solids (Mixed)69 - 73%
Weight Per Gallon (Mixed)10.2 - 10.8lbs/gallon
Theoretical Coverage (1 mil dft)950.0sq ft/gal
VOC (Mixed)1.75lb/gallon mixed
Recommended Film Thickness (Dry)1.8 - 2.2mil
Substrate TestedSteel
Salt Spray {(B117) Q-Steel panels prepared at a combined primer/top coat system of 3.5 - 4.5 dft}Type II
Humidity300.0hours
Pencil HardnessH
Impact Direct/Indirect40.0inch-pounds
Crosshatch AdhesionPass
Viscosity (# 2 Zahn)30 - 40seconds
Viscosity (# 3 Zahn EZ)10 - 20seconds

Technical Details & Test Data

Chemical Resistance
MEK, 100 Double Rubs Pass
Lubricating and Cutting Oils Pass
Hydraulic Fluids Pass
Water Immersion Pass
10% Hydrochloric Acid Pass
10% Acetic Acid Pass
10% Sodium Hydroxide Pass
Gasoline Pass

Storage & Handling

Shelf Life & Storage Conditions

Shelf life (protected from atmospheric moisture): 12 months from the date of manufacture. This product must be stored in accordance with local, state, and national regulations. Preferred storage conditions: Keep containers in a dry space with adequate ventilation.