One of the most outstanding foreign trade companies in China-Aohong Group

The Aohong Group owns multiple companies, and most of them are physical manufacturing enterprises.

Hengshui Aohong Engineering Materials Co., Ltd.

Hengshui Hongwo Technology Co., Ltd.

Hebei Fuyuan Sealing Material Co.,Ltd.

Hengshui Aohong Special Glass Manufacturing Co., Ltd.

Hengshui Aohong Technology Co.,Ltd.

The main products of Aohong Group include:FRP Grating, FRP Profiles, Rubber waterstop, PVC waterstop, Seismic isolation bearing, Gasket Sheet, Braided Packing, Sealing Gaskets, Quartz Products,Thermal Insulation Material, Gauge Glass and ect.

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Understanding Asbestos Sheet: A Comprehensive Guide

Asbestos sheet , also known as asbestos rubber sheet, is a versatile material composed primarily of asbestos fibers, rubber, and various fillers. This combination results in a durable and resilient sheet that finds extensive application in industrial settings. Asbestos, a naturally occurring mineral, is known for its heat and fire resistance. When combined with rubber and other materials, it forms a composite that retains these properties while adding flexibility and durability. The resulting asbestos sheet can withstand high temperatures and pressures, making it ideal for use as a sealing material in various industrial applications. The manufacturing process involves compressing the mixture of asbestos, rubber, and fillers into sheets of varying thicknesses. These sheets can be cut and shaped to fit specific requirements, making them highly adaptable for different uses. For instance, asbestos sheets are commonly used as gaskets, packings, and seals in pipelines, valves, and other equi...

Top 5 Benefits of PTFE Packing Seals for Extreme Temperature Applications (2025 Guide)

"PTFE seals revolutionized our turbopump operations during Artemis V testing last June," says Dr. Lu- an engineer working at Hengshui Hongwo , Senior Materials Engineer at Lockheed Martin. "They withstood 650°F cyclic loads that destroyed traditional materials in 72 hours." Field Engineer's Tip: When installing in cryogenic valves, always pre-compress seals at 20% higher than operating temeprature (common oversight in field maintenance). Use torque wrenches calibrated to ISO 6789-2017 standards. 1. Unmatched Thermal Cycling Stability PTFE packing maintains 98.7% seal integrity after 5,000 thermal cycles (per ASTM F1467-2024 testing), far outperforming graphite alternatives. This 热循环稳定性 proves critical in aerospace thrusters that swing from -320°F (liquid hydrogen temps) to 1000°F during operation. The secret? PTFE's unique molecular structure "unfolds" during expansion yet recovers shape—like memory foam for industrial seals. 2. Creep Re...

How to cut fiberglass grating

Straight Cutting Straight cutting is the most common way to process glass fiber reinforced plastic grating . It is mainly suitable for straight edge trimming or cutting to specific sizes. There are many methods of straight cutting, including the following: Mechanical cutting: This method uses tools like a ceramic disc or a diamond grinding wheel. It uses mechanical equipment for cutting. This method is efficient. It has smooth, sharp edges. It is widely used in industry. When operating, ensure the cutting machine is secure. Set the cutting speed to avoid vibration and heat, which can affect quality. Manual cutting: Use a common steel saw blade for manual cutting when conditions are limited or for small batches. Manual cutting is less efficient. But, it is highly flexible. It is suitable for on-site temporary work or small-scale production. When cutting, keep the saw blade sharp. Apply even force to ensure a smooth edge. Curve Cutting Curve cutting mainly processes complex s...

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