While making an effective protective garment, every detail matters. Controlling airborne particles, preventing electrostatic discharge (ESD), are the major functions served by the cleanroom garments in any manufacturing unit, however all ESD garments are not the same. Though the protective garment might seem similar, the performance of the garment is contributed by its materials, construction, testing, and long-term reliability.
Here’s a guide to understand the cleanroom garments when you’re looking to procure these safety apparels.
Conductive carbon filament Technology
The ESD garment is specially made to safely dissipate static electricity which is achieved by conductive carbon filament technology. Fine carbon fibers are woven into the fabric in a grid or stripe pattern which prevent the buildup of static charges. High-quality carbon filament integration ensures consistent ESD protection throughout the garment’s lifespan.
Low lint and particle retentive fabrics
Another important factor to ascertain the sterility of the cleanroom is low lint generation. Fabrics designed for cleanroom applications are engineered to produce minimal lint while effectively trapping particles generated by the body. Such fabrics help in reduction of contamination, making them a perfect choice for industries such as semiconductor manufacturing, pharmaceuticals, biotechnology, and electronics.
Air permeability and wearer comfort
In a manufacturing unit, employees are supposed to wear the cleanroom garments for prolonged hour making comfort an important consideration for choice of protective apparel. Fabrics with good air permeability are breathable for the wearer, support mobility, and are ergonomically comfortable, making them productive throughout the shifts. Comfortable garments also encourage proper compliance with cleanroom protocols.
Cleanroom manufacturing standards (ISO Class 5/ ISO Class 8)
The production of cleanroom garments should also be done in a sterile environment. Effective ESD garments should be manufactured in facilities with recognized cleanroom standards, such as ISO Class 5 or ISO Class 8, depending on the intended application. Maintaining these standards during manufacturing minimizes contamination during production and ascertains that the resulting garments are suitable to be used in highly controlled facilities for sensitive products.
Surface resistivity and point-to-point resistance testing
Once the production is done, the garments should be verified by standardized testing for their performance. Surface resistivity and point-to-point resistance are measured to analyse the efficacy of fabric in dissipating the electrical charges. Conducting these tests multiple times and across laundering and autoclaving cycles ensure that garments continue to meet required ESD performance levels even after repeated use. Compliance with recognized industry standards provides confidence that the garment will perform reliably in critical environments.
Durability through repeated laundering and sterilisation
The cleanroom garments are reusable garments that undergo frequent washing, sterilization, and reuse. Premium garments maintain their structural integrity, ESD performance, and cleanliness through numerous laundering cycles. Hence, manufacturing durable protective garments become necessary for rendering long term protection to the personnel. Such premium products demand high performance fabrics and conductive fibers that contribute to in extending garment life while reducing replacement costs and maintaining consistent protection over time.
Garment construction, seams, closures, and accessories
However, effective ESD garment is takes more than just high-performance fabric. The construction of the protective apparel, like including reinforced seams, secure closures, covered zippers, elastic cuffs, adjustable fittings, and compatible accessories such as hoods, boots, and gloves, have a significant role in contamination control.
Why ESD apparel should be evaluated beyond appearance
Well-designed and appropriately constructed garments minimize exposed surfaces and particle release while ensuring a secure, comfortable fit. Steriattire is a manufacturer of ESD safe cleanroom garments, that manufactures its range of protective garments under stringent quality standards, and engineered to deliver consistent performance, durability, and wearer comfort. We use advanced conductive fabric and offer a wide assortment of industry-compliant protective products for your cleanroom needs.