MDF Powder Coat Performance Data
Performance Characteristics:Shrinkage and Heat Resistance
KCMA 9.1 -- Delta E of up to 1.5 units
Hot and Cold Check Resistance
KCMA 9.2 -- No effect
Chemical Resistance
KCMA 9.3 -- No effect under vinegar, lemon juice, orange juice, catsup, coffee, olive oil, 100% proof alcohol, detergent, and mustard.
Crosshatch Adhesion
ASTM D3359 -- 5B
Humidity Test
ASTM D2247-94 -- No change after 2,000 hours
QUV
ASTM G-53-88 -- No gloss or color change through 1,000 hours of exposure
Pencil Hardness
ASTM D3363 -- 2H (scratch) 6H (gouge)
Hoffman Scratch
MPTM -- Pass 500-70
Taber Abrasion Resistance
NEMA LD3-3.13 -- 90 to 120 mg / 100 cycles
Solvent Resistance
MEK, 50 double rubs -- No effect
Boiling Water
Nema LD3 3.5 -- No effect
Heat Aging
MPTM -- No effect
Application Parameters:
Substrate MDF Application:
Corona
Spray Coating Thickness:
2 to 8 mils (measured by Positector 100-B2 thickness gauge)
Cure Conditions:
Dwell times of 1 to 10 minutes depending on oven type and temperature settings. Typically, part temperatures do not exceed 270°F.
Clean Ability/Stain Test:
Coffee
Nema LD3 3.4 -- No effect
Household Detergent
Nema LD3 3.4 --No effect
VM&P Naphtha
Nema LD3 3.4 -- No effect
Tea
Nema LD3 3.4 -- No effect
Grape Juice
Nema LD3 3.4 -- No effect
Ink Felt Pen, (non perm, black)
Nema LD3 3.4 -- No effect
Citric Acid Solution
Nema LD3 3.4 -- No effect
Household Ammonia (non sudsing)
Nema LD3 3.4 -- No effect
Vegetable Cooking Oil
Nema LD3 3.4 -- No effect
Mustard
Nema LD3 3.4 -- No effect
Catsup
Nema LD3 3.4 -- No effect
Powder Coatings may vary depending on board quality and process conditions.
|
