价格:面议起
恒荣电子有限公司
联系人:李生
电话:13926893146
地址:广东省东莞市长安镇锦厦*五工业区
WK-571A/B-1( CASTING ) PROPERTIES OF UNCURED MATERIAL: 1.Appearance: 571A lack liquid 571B-1H clear liquid 2.Viscosity 571A 500-700 cps 571B-1 50cps 3.Density 571A 1.05 71B-1 0.98 4.Mix Ratio 571A / 571B-1 : 100/30 5.Life ; (mixture) @25℃ 30min 6.Gel Time 80 mins 7.Curing Condition 6 Hours PROPERTIES OF CURED ……………7 DAYS CURED @25℃ H. D. T. ASTM D 648 ℃ 110 Flexural Strength ASTM D 790 Kgf/mm2 8.0 Tensile Strength ASTM D 638 - 4.5 Adhesive Strength Kgf/mm2 83 Hardeness ASTM D 2240 Shore D 88 Volume. Resistivity ASTM D 257 ohm-cm >1016 Dielectric Constant ASTM D 150 @25℃,1KHz 4.0 Dielectrec Strength 2 mm KV/mm 22.0 Moisture absorption ASTM D 570 @100℃/ 4 Hrs <0.1