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Product Description |
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Pure epoxy , pure polyester and epoxy polyester structures are made by careful selection of an additive that enables Changming to give different, defined structure patterns that can be repeated consistently. |
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Popular Applications |
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Office Furniture Control Panels Switch Gear Covers Computer Covers Telephone Coin Boxes |
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General Specifications |
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Specific Gravity: 1.4 to 1.8 depending on product Particle Size Distribution: < 200 microns 100% passing Curing Schedule: 180ºC (Object Temperature) / 15 minutes Shelf Life: Maximum 12 months from the date of manufacture |
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in a sealed carton under recommended conditions of storage < 25°C and RH < 60% |
General Film Properties
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Property |
Test Method |
Value |
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Recommended Film Thickness |
ASTM D-1186 |
60 microns minimum |
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Gloss Range @ 60° Gloss Head |
Changming Standard |
Visually observed |
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Impact Resistance |
ASTM D-2794 |
100 kgs minimum |
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Erichsen Cupping |
ASTM E-643 |
6 mm minimum |
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Flexibility |
ASTM D-552 |
6 mm mimimum |
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Scratch Hardness |
BS 3900 Part E6 |
2 kgs miminum |
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Salt spray Resistance |
ASTM B-117 |
1000 hours minimum |
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Humidity Resistance |
ASTM B-2247 |
1000 hours minimum |
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QUV Resistance |
ASTM G-53 |
Not applicable |
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Pencil Hardness |
ASTM D-3363 |
2H–3H (for very fine patterns) |