Customization: | Available |
---|---|
Main Raw Material: | Epoxy |
Appearance: | Powder |
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Items | Test Standard | Test Index |
Powder Appearance | Visual inspection | Loose powder |
Particle Size Distribution % | ISO 130-13:2001 | 150μm sieve powder ≤ 3.0 |
250μm sieve powder ≤ 0.2 | ||
Curing Time (180ºC)min | SY/T 0315-2005 Appendix A | ≤ 3 |
Density g/cm3 | GB/T4472-84 | 1.3~1.5 |
Volatile | GB/T6554-86 | ≤ 0.5 % |
Heat of Reaction △H J/g | SY/T 0315-2005 Appendix A | ≥ 45 |
Magnetic Content % | GB/T 6570 | Inner layer ≤ 0.002 |
Items | Test Standard | Test Index |
Film Appearance | Visual inspection | Flat, uniform color, no bubbles, no cracks and shrinkage cavities, mild orange peel is allowed |
Gloss 60° | GB/T 9754-2007 | 20~90GU |
Heat of Reaction △H J/g | SY/T 0315-2005 Appendix A | ≥ 45 |
Cathodic Disbondment(65ºC,30d,-1.5v)mm | SY/T 0315-2005 Appendix C | ≤ 15 |
Cathodic Disbondment(65ºC,48h,-1.5)mm | SY/T 0315-2005 Appendix C | ≤ 6 |
Bonding Surface Porosity (Grade) | SY/T 0315-2005 Appendix D | 1~4 |
Section Porosity (Grade) | SY/T 0315-2005 Appendix D | 1~4 |
10J Impact Resistance | SY/T 1038 Appendix E | No leaks |
Adhesion (Cross Cut Method) | SY/T 0315-2005 Appendix G | ≤ 2 |
Electric Strength KV/mm | GB/T 1408.1 | ≥ 30 |
Volume Resistivity Ω·m | GB/T 1410 | ≥ 1013 |
Chemical Resistance | SY/T 0315-2005 Appendix I | Pass |
Abrasion Resistance (Falling Abrasive Method)L/μm | SY/T 0315-2005 Appendix J | ≥ 3 |