Diagonal Zip Hooded Cleanroom Coverall

Name: China Diagonal Zip Hooded Cleanroom Coverall Manufacturers, Suppliers and Factory - Weston
Brand: Weston
SKU: 308303510

One clean suit. Built to keep your process clean.

A full-body anti-static coverall engineered for semiconductor fabs, electronics assembly lines, and precision manufacturing environments where airborne particle control is non-negotiable. The defining feature: a diagonal side zip that runs from the shoulder down to the hip - not centered, not conventional, and operationally smarter for how technicians actually dress and undress in controlled environments.

Disposable Protective Cap of SMS material in use

Why This Coverall Is Different

Diagonal Side Zipper - Not a Straight Front Zip

The zipper runs at an angle from the upper torso diagonally down to the side waist. This isn't a styling choice - it means the garment opens wider for faster donning and doffing, reduces contamination risk from mid-chest exposure, and distributes closure tension more evenly across the body. The hat, jacket, and trousers are connected as a single unit.

Integrated Hood with Rear Adjustment

The hood connects directly to the coverall body with no gap at the neckline. A rear adjustment tab allows the hood to be tightened or loosened without removing the suit - critical when workers need to reseal after brief exposure.

Ear Mesh Panels

Breathable mesh inserts on both sides of the hood reduce heat buildup during extended shifts. Cleanroom environments are climate-controlled, but body heat is a real comfort and focus issue over 8-hour periods.

Chest Pocket + Side Pen Pocket

A small chest snap pocket and a dedicated pen pocket on the side are positioned to keep tools accessible without requiring workers to handle external items in the cleanroom. Both are designed to close fully, minimizing the risk of particle-shedding objects being left exposed.

Double-Layer Cuffs

The wrist cuffs are double-layered to create a tighter seal at the glove interface, reducing particle ingress at one of the highest-risk contact points on a coverall.

Technical Specifications

Parameter	Specification
Material Composition	98% Polyester + 2% Conductive Fiber
Fabric Type	100D Grid Mesh
Charge Density	1.2 MC/M
Friction Voltage	< 300V
Surface Resistance	10⁶ – 10⁹ Ω
Applicable Cleanroom Class	ISO Class 6–7 (Hundred / Ten Grade)
Applicable Industry	Semiconductor / Electronics Manufacturing
Compliance Standard	GB 12014-2019

Performance Test Data

Property	Performance
Anti-static	Passes GB 12014-2019 electrostatic requirements
Dust Barrier	Effective particle filtration from human body emissions
Cleanliness	Suitable for controlled cleanroom environments
Friction Voltage	< 300V (tested per standard)
Surface Resistance	10⁶ – 10⁹ Ω (anti-static range)

Design Detail Breakdown

Feature	Detail
Zipper Style	Diagonal side zip, shoulder to hip
Hood Connection	Integrated - hood, jacket, and trousers joined as one
Hood Adjustment	Rear pull-tab for fit without full removal
Ear Section	Breathable mesh panel - ventilation without gaps
Mask Integration	Attached face mask with separate nose/mouth seal
Wrist Closure	Double-layer elastic cuffs
Waist	Elastic waistband - fitted silhouette, not boxy
Chest	Small snap-close internal pocket
Side	Pen/marker pocket
Arm	Upper arm pocket - fits ballpoint or marker pen
Velcro Adjustment	Hook-and-loop tabs for hood and sleeve fit

Where This Coverall Gets Used

1. Semiconductor Wafer Fabrication

In wafer fab environments, any particle above 0.1 microns risks yield loss. This coverall is used by technicians working at photolithography stations, diffusion furnaces, and chemical vapor deposition (CVD) equipment where full-body coverage with no exposed skin at the wrist or neck is standard protocol.

2. Electronics Component Assembly

PCB assembly lines handling SMD components and ESD-sensitive ICs require anti-static garments rated within the 10⁶–10⁹ Ω range. This coverall meets that spec and is used in wave soldering areas, inspection stations, and rework benches.

3. Precision Optics & Photonics

Lens coating chambers and laser module assembly require not just anti-static coverage but strict particle counts. The integrated hood and connected trouser design eliminate the particle gap that exists in two-piece garments.

4. Microbiological Research Laboratories

In research environments where cleanroom garments are also a contamination barrier, the face mask integration and single-unit design reduce the cross-contamination risk that comes from separately donning a hood, mask, and suit.

5. Pharmaceutical & Medical Device Production

GMP environments require full traceability and performance documentation. The GB 12014-2019 standard compliance on this coverall supports audit requirements in medical device and drug manufacturing QA programs.

Real-World Use Case

A mid-size semiconductor packaging facility in Suzhou was experiencing elevated particle counts during shift changes. Investigation showed that two-piece garment designs were generating particulate at the waist gap during doffing. Switching to a single-unit diagonal-zip design reduced body-shedding contamination events by standardizing the donning sequence and eliminating mid-body exposure during the zip-open phase.

This is the exact problem this coverall's connected hood-jacket-trouser construction and diagonal zip design were built to address.

Frequently Asked Questions

Q: Why is the zipper diagonal rather than straight down the front?

A: The diagonal path from shoulder to side hip means the garment opens laterally rather than splitting down the front center. This creates a wider opening for entry, reduces mid-chest exposure during donning, and allows the integrated hood to stay in alignment with the body without pulling or twisting. For workers who dress and undress multiple times per shift, this reduces the risk of contamination during each transition.

Q: Is this a one-piece or can the hood be detached?

A: The hood, jacket body, and trousers are permanently connected as a single garment. There is no detachable version of this design. The integrated construction is core to its particle-barrier performance - a separate hood creates an interface gap that this coverall eliminates by design.

Q: Does this coverall include an integrated face mask?

A: Yes. The face mask is attached and designed to seal across the nose and mouth, blocking dust generated by breathing. It is not a filtering mask for chemical exposure - it is a cleanroom particle barrier.

Q: Can the hood fit be adjusted without removing the whole suit?

A: Yes. The rear adjustment tab allows the hood to be tightened at the back of the head while the suit is on. Velcro tabs at the wrist and around the hood perimeter also allow fit adjustment in-use.

Q: What is the surface resistance range and why does it matter?

A: The surface resistance is 10⁶ to 10⁹ Ω. This range is specifically the anti-static zone: low enough to dissipate charge buildup on the body before it reaches damaging voltage levels, but not so conductive that the garment itself becomes a short-circuit risk. Garments outside this range - either too resistive or too conductive - fail ESD safety requirements for semiconductor and electronics environments.

Q: How is this garment maintained?

A: Anti-static cleanroom coveralls require cleanroom-certified laundering to maintain particle performance and anti-static properties. Standard home or commercial washing will degrade both the conductive fiber function and particulate retention over time. Consult your cleanroom laundry protocol for cycle limits specific to this fabric specification.

Q: What size range is available?

A: Contact Weston for current size availability. Cleanroom coveralls are typically available in S through4XL to accommodate the layered undergarment requirement in controlled environments.

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