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3M Protective Coverall 4520 – Type 5/6 Breathable SMMMS Protection, Lightweight 43gsm Anti-Static Worksuit, White with Green Back Panel

The 3M Protective Coverall 4520 is the premier choice for professionals who require a balance of extreme breathability and rugged protection.

Model Number
4520
Protection Type
Type 5 (Hazardous Dust), Type 6 (Liquid Splash)
Fabric Weight
43gsm
Material
SMMMS (Spunbond/Meltblown/Spunbond)
Standards
EN 1149-5 (Anti-static), EN 1073-2 (Radioactive Particulates)
Closure
Two-way zipper with sealable storm flap
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Equipment Analysis

Product Features & Benefits

  • High-Tech SMMMS Fabric: Engineered with five layers of Spunbond and Meltblown material (SMMMS) for superior strength and a high-performance barrier against hazardous dust and light liquid splashes.

  • Ultra-Lightweight Comfort: At only 43gsm, this is one of 3M’s lightest coveralls, reducing wearer fatigue without compromising the structural integrity of the suit.

  • Exceptional Breathability: The fabric is designed to allow air and moisture to escape from the body, significantly lowering the risk of heat stress in warm or high-intensity work environments.

  • Anti-Static Coating: Treated with an anti-static finish on both sides to help reduce static discharge, making it suitable for sensitive electronic environments and minimizing dust attraction.

  • Cloth-Like Feel: Features a soft, non-woven material that feels like fabric against the skin, providing a higher level of comfort for workers during extended 8-to-12-hour shifts.

  • Enhanced Mobility: Includes a 3-panel hood, knitted cuffs, and an elasticated waist and ankles to provide a secure fit and maximum freedom of movement while climbing or bending.

Product Description

The 3M Protective Coverall 4520 is the premier choice for professionals who require a balance of extreme breathability and rugged protection. As a Type 5/6 protective garment, it is purpose-built to shield workers from hazardous particulates and limited liquid splashes. The standout feature of the 4520 is its 5-layer SMMMS construction, which provides a high-efficiency filter against fibers and dust while maintaining a soft, cloth-like drape.

This coverall is specifically engineered for comfort. The breathable back panel and lightweight 43gsm fabric ensure that the wearer stays cool, which is critical for maintaining productivity in manufacturing, maintenance, and remediation roles. Additionally, the low-linting properties of the material make it ideal for cleanroom applications and paint-spraying tasks where surface quality is paramount.

With an integrated two-way zipper and storm flap for added security, the 3M 4520 offers a professional-grade barrier that feels as good as it protects. Each suit is individually packaged to maintain hygiene and safety until the moment of use.

Industry Applications

  • Maintenance: Asbestos inspection, lead abatement, and machine cleaning.

  • Manufacturing: Pharmaceutical handling, food processing, and powder handling.

  • Electronics: Cleanroom work and semiconductor assembly.

  • General Industry: Woodworking, metal grinding, and insulation installation.

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