Humiseal 1B73 Acrylic Conformal Coating
From £50.14
HumiSeal 1B73 is a single component, fast drying, acrylic conformal coating intended for use on printed circuit assemblies.
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HumiSeal 1B73 is a single component, fast drying, acrylic conformal coating intended for use on printed circuit assemblies. HumiSeal 1B73 demonstrates excellent flexibility and electrical properties, fluoresces under UV light for ease of inspection and is easily repaired. HumiSeal 1B73 coating is MIL-I-46058C qualified, IPC-CC-830 and RoHS Directive 2011/65/EU compliant, and recognized under UL File Number E105698.
- excellent moisture and environmental protection for printed circuit assemblies
- excellent flexibility
- fluorescence under UV light for ease of inspection
- reworkability with ease
- MIL-I-46058C qualification
- IPC-CC-830 compliance
- RoHS directive 2015/863/EU
- UL 746E
| Density, per ASTM D1475 |
0.92 ± 0.02 g/cm3 |
| Solids Content, % by weight per Fed-Std-141, Meth. 4044 |
29.5 ± 2 % |
| Viscosity, per Fed-Std-141, Meth. 4287 |
250 ± 20 centipoise |
| VOC |
661 grams/litre |
| Drying Time to Handle per Fed-Std-141, Meth. 4061 | 30 minutes |
| Recommended Coating Thickness | 25 - 75 microns |
| Recommended Curing Conditions |
24hrs@RT or 2hrs@76°C |
| Time Required to Reach Optimum Properties | 7 days |
| Recommended Thinner | HumiSeal® Thinner 73 |
| Recommended Stripper | HumiSeal® Stripper 1080, 1080A |
| Shelf Life at Room Temperature, DOM | 24 months |
| Thermal Shock, 50 cycles per MIL-I-46058C | -65°C to 125°C |
| Coefficient of Thermal Expansion - TMA | 67 ppm/°C |
| Glass Transition Temperature - DSC | 42°C |
| Modulus - DMA | 11.1 MPa |
| Flammability, per UL 94 | V-0 |
| Dielectric Withstand Voltage, per MIL-I-46058C | >1500 volts |
| Dielectric Breakdown Voltage, per ASTM D149 | 6300 volts |
| Dielectric Constant, at 1MHz and 25°C per ASTM D150-98 | 2.6 |
| Dissipation Factor, at 1MHz and 25°C, per ASTM D150-98 | 0.010 |
| Insulation Resistance, per MIL-I-46058C | 5.5 x 1014 ohms (550TΩ) |
| Moisture Insulation Resistance, per MIL-I-46058C | 7.0 x 1010 ohms (70GΩ) |
| Fungus Resistance, per ASTM G21 | Passes |
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1B73-TDS.pdf
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Humiseal-1B73-SDS.pdf
Size: 175.80 kB
Type: pdf
Delivery info
Shipment method | Shipment cost |
Click and Collect | FREE |
Next day (orders above £75.00 ex.vat) | FREE |
Next day (orders below £75.00 ex.vat) | £6.99 |
Next day pre 12AM | £17.99 |
Next day pre 10AM | £20.99 |
Saturday AM | £45.00 |
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