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DOWSIL™ 3-1944 RTV Coating

概述
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技术内容
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单组分、半透明、湿气 RTV、适度流动、快速消粘、含有 UV 指示剂、UL 746 和军用规格经过测试。

用途:

Elastomeric conformal coating
Suitable for lighting, industrial and automotive industries requiring various reliability standards as a coating for rigid and flexible circuit boards, electronic printed wiring boards (PWB), sensitive components, thin section encapsulation and spot protection fo pins or other devices.

优势:

One-part no mixing required
Good flowability, Able to flow, fill or self-leveling after dispensing
Room temperature cure, no ovens required
Faster in-line processing with optional heat acceleration
No added solvents
Good adhesion to many substrates allows use with many low-solids no-lead solder
Soft coating improves reliability against stress
UV indicator allows for automated inspection
UL 94 V-0 flammability rating
UL 746E / UL 746C Recognized
IPC-CC-830, Amendment 1 Approved
Mil-I-46058C, Amendment 7 Approved
Good adhesion allows use with many low-solids (no clean) and no-lead solders

性能

这些数值为典型性能，并且不用于在规格制定过程中使用。

典型性能

Color 是否 Translucent
Flowable 是否 Yes
Shelf Life 是否 360 Days
固化特点 是否室温长工作时间 > 10分钟
溶剂类型 是否无溶剂
点胶施工方式 是否最厚层施用超过 25,000 cps
特性是否 MIL 规格, UL 认可, 单组份
硬度-Shore A 是否 36
组分是否单组份
自流平 是否 Yes