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Home > Products > By Manufacturer > 3M > Scotch® > 3M | 3M Scotch 77 Arc-Proofing Tape
3M | 3M Scotch 77 Arc-Proofing Tape 3M Scotch Fire-Retardant Electric Arc Proofing Tape 77 Series Prostech Philippines

3M | 3M Scotch 77 Arc-Proofing Tape

  • Product code: 3M Scotch Fire-Retardant Electric Arc Proofing Tape 77 Series
  • Manufacturer: 3M
  • Package size: 6 m Length; 38.1 mm/ 76.2 mm Width
  • Shelf Life: 5 years

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  • Description
  • Specification
  • TDS/MSDS
  • Related Article
  • Product Introduction
  • Scotch 77 Features
  • Scotch 77 Applications
  • About Prostech

Product Introduction

3M Scotch 77 Arc-Proofing Tape offers superior protection against electrical arc flash and prevents fire spread within electrical systems.

Scotch 77 Features

  • Effective Protection Against Electrical Arc Flash
  • Prevents Fire Spread
  • Durable & Resistant to Harsh Environments

Scotch 77 Applications

  • Protection for Electrical Cables
  • High-Voltage Electrical Systems
  • Power Plants & Heavy Industry

About Prostech

Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:

  • PCB Assembly Materials
  • Cleaning & Degreaser
  • Circuit Board Protection
  • Thermal Management Solutions
  • EMI Shielding
  • General Assembly Adhesives
  • Elastomeric Materials
  • Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines

Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.

International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
Need help selecting the right product or solution?

Contact Prostech Philippines today

Physical Properties (Test Method is
ASTM D1000 unless noted)
Typical Value
US units (metric)
Product Number
77 Black 77 White
Color
Black White
Total Thickness .030 inches (0,76 mm)
Breaking Strength  1200 psi (8,3 MPa)
Elongation (% at break)
23°C
-12°C
-18°C
150%
130%
90%
Flame Resistant (UL 94 [Self-extinguishing]) V-O
Oxygen Index (ASTM D-2863)  26 - 28 %
Flame Test (Consolidated Edison EO 5343 Sec 3.2.6) Pass
Electrical & Thermal Properties  Typical Value US units (metric)
Dielectric Breakdown > 10,000V
Thermal Conductivity (23°C) ASTM C-518  0.15 BTU-ft (0,25 W/mk) ft^2 -hr-°F

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    3M | 3M Scotch 77 Arc-Proofing Tape

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      3M | 3M Scotch 77 Arc-Proofing Tape

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          3M | 3M Scotch 77 Arc-Proofing Tape

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