^{3M Scotchrap 50 & 51 Corrosion Protection Tapes 防腐蝕膠帶 無鉛RoHS}

Scotchrap 50 and 51 Tapes are tough, polyvinyl chloride based tapes with special high tack adhesives formulated to resist corrosion of metal piping systems above and below ground, fittings and joints on all millcoated pipe and electrical conduit systems.

Features: • Resists abrasion, moisture, corrosive salt water, soil acids, and alkalis and salts • Resistant to common chemicals, chemical vapours • Resistant to outdoor weathering and sunlight • Resistant to impact, abrasion, punctures and tears • Both tapes have high electric strength, and excellent insulating properties. • Continuous operating temperature range from -48°C to 80°C (176°F) • Application temperature from -12°C to 65.6°C

Applications: • Protection of metal pipe systems both above and below ground. • Use Scotchrap Pipe primer to prepare surfaces for tape application • Use Scotchfil Electrical Insulation putty* to build up irregular surfaces to provide a smooth, waterproof taping surface

* With Various Sizes to Choose ( Width from 1" ~ 6")

 50、51全天侯防腐膠帶
可全天候使用，防腐蝕, 酸, 鹼、耐磨、抗衝擊  額定溫度:80℃
應用:對管道和接頭等處提供防腐保護  ：必須和 3M 管道底漆配套使用

厚度：50：10mil（0.25mm）      51：20mil（0.51mm）
為一感壓性（pressure-sensitive）PVC基材 ，為全天候防腐蝕用膠帶
可適用於極大的溫度範圍內，對濕、酸、鹼、鹽及污水有極佳的抵抗力
可做直埋式管路或電纜的防蝕保護
一般使用於各種管路，管線。管路／線配件，接點及閥類設計的防蝕保護

管路底漆 （Pipe Primer）
管路底漆為一種快乾，不滴落，橡膠底材的底漆
特別製造用來配合50／51，1100／1200等防蝕膠帶使用
此底漆能滲入金數表面之凹洞和不平坦處，做為膠帶使用前的表面處理
同時可增加額外的黏著強度。閃火點：-14oF／-26℃