WSA Equipment and Fluoroplastic Parts for Industrial Corrosion Applications

WSA Process Equipment & Sulfur-Containing Gas Treatment
Equipment and engineering support for sulfur-containing gas treatment, WSA conversion, acid condensation and mist control.
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Fluoroplastic Materials & Custom Machined Parts
Manufacturer of Fluoropolymers (PCTFE, PVDF, PFA, PTFE, FEP, PEEK and UHMW-PE) Since 2005
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WSA Process Technology

We specialize in industrial applications of the WSA wet sulfuric acid process and provide full-scope EPC services, including engineering design, equipment fabrication, installation, commissioning, and operation and maintenance (O&M).

Quality Control

◆ We hold ISO 9001, ISO 14001 and ISO 45001 certifications.
◆ Management processes ensure consistent product quality and standardized project services.
◆ Our product quality and engineering services are widely recognized by customers in China and abroad.

Technical Team

◆ The company has established a core research system combining industry experts and research institutes.
◆ Our research system helps solve key industry problems, including complex industrial waste-gas compositions and low treatment efficiency.

Technology Features

◆ Hunan Chenwei's WSA technology enables a sulfur recovery rate of more than 99%.
◆ The environmentally safe process does not generate secondary waste.
◆ The process can treat gas streams containing H₂S, SO₂, CS₂, COS, mercaptans (R-SH) and other compounds.

Hunan Chenwei Environmental Engineering Co., Ltd.

Chenway Process operates two specialized industrial business lines: WSA process equipment and sulfur-containing gas treatment systems, and high-performance fluoroplastic materials and custom-machined components. Equipment and engineering support for sulfur-containing gas treatment, WSA conversion, acid condensation and mist control.
Our fluoroplastic products serve chemical processing, semiconductor and high-purity systems, pumps and valves, low-temperature sealing, industrial machinery and corrosion-resistant equipment. We maintain strict control throughout production—from raw materials and equipment to process technology and the production environment—to ensure that our products meet world-class quality standards.

2005

Established

86+

Technical and Professional Staff

1000+

Customers Served

Product catalogue

PTFE Rod

PVDF Sheet

PFA Tube

PCTFE Rod

Extruded FEP Tube

Intermediate Baffle Protective Sleeve for WSA Condenser

Glass Drainage Tube for WSA Condenser

WSA Condenser Coated Top Cover

WSA MCU Acid Mist Control Unit

EPC Equipment Installation Site

Our environmental principles

Resource-Efficient Use of Sulfur-Containing Pollutants

Implementation of a production model with “almost zero emissions”

Helping the global fight against air pollution

Application

Non-ferrous metallurgy

Petrochemical

Coke and Coal Chemical Industry

Chemical Fiber, Pulp and Paper Industries

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