3M DP420B
描述信息

3 m™Scotch-Weld™高性能环氧树脂胶粘剂,由两部分组成的环氧胶粘剂提供杰出的剪切和剥离粘连,和高水平的耐久性
技术性能
材料体系chemical system
Epoxy base
固化方式Cure Method
Two component mix cure
绝缘强度/介电强度Dielectric Strength
888 V/mil
邵氏硬度Shore Hardness
(75,80) D
产品形态Product form
液态Liquid
体积电阻/率Volume Resistivity/Resistance
1.6e+15 ohm·cm
化学类型Chemical type
epoxy&amine
有效期Shelf life
15 Month Month
存储条件Storage
Store in original containers at room temperature.
剪切强度Shear strength
300 lbf/in^2(PSI) lbf/in^2(PSI)
测试温度test temperature
23 ℃ ℃
基材Substrate
Aluminum
固化温度Cure Temperature
23 ℃ ℃
固化时间Cure time
2 hr hr
胶层厚度Bonding line thickness
7 mil mil
密度Density
(9.3,9.7) lb/USgal lb/USgal
组分Part
B Part
包装package
200 ml ml
孔径orifice
6 mm mm
压强pressure
58 lbf/in^2(PSI) lbf/in^2(PSI)
挤出速率flow rate
29.6 g/min g/min
剪切力Shear
4500 lbf/in^2(PSI) lbf/in^2(PSI)
基材Substrate
Aluminum
测试温度Test temperature
-55 ℃ ℃
胶层厚度Bonding line thickness
(0.005,0.008) in in
粘度viscosity
(20000,50000) cps cps
类型type
B part
混合计算方式Mix By
by Volume
混合比例Mix ratio
2:1
时间类型Type
Work time
温度temperature
23 ℃ ℃
胶粘剂操作时间Adhesive work life
15 min min
重量weight
20 g g
热膨胀系数Coefficient of thermal expansion
80e-6 in/in/℃ in/in/℃
Tg标准Tg level
小于Tg
导热率Thermal Conductivity
0.104 Btu/(ft·h·℉) Btu/(ft·h·℉)
温度temperature
45 ℃