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Double Seal Gasket

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Double Seal Gasket

Product Description
This product is composed of a metal band and non-metallic sealing material spirally wound to form the main sealing ring. Inside the main sealing ring, a tooth-shaped inner reinforcing ring with a non-metallic sealing material surface-coated secondary sealing ring is added, and an outer reinforcing positioning ring is provided outside the main sealing ring.

Application Scope
1. Widely used in equipment in the petroleum, chemical, metallurgical, and power industries, as well as various pipe flange system interface parts. Particularly suitable for toxic, volatile, flammable and explosive materials such as ammonia, hydrogen sulfide, and hydrogen.
2. Applicable Temperature: -196℃ to 650℃ (steel band + graphite) in non-oxidizing environments; -100℃ to 260℃ (steel band + PTFE).
3. Applicable Pressure: Class 150 to Class 250.

Product Features
Low pre-tension design
Excellent compression and recovery properties
Patented design structure — significantly improves sealing performance
Maintains excellent sealing reliability under pressure, temperature and vibration
Meets the most stringent VOC and VHAP emission requirements
PTFE encapsulated inner ring gaskets are suitable for industries with cleanliness requirements, such as food, pharmac, electronics.

  • DSG Double Seal Gasket
    DSG Double Seal Gasket
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About Jiaxiang

Zhejiang Jiaxiang Fluoroplastics Co., Ltd. is a professional solution provider of fluoroplastics and high-performance engineering plastics. Our core products cover a full range of fluororesins and high-performance engineering plastics including PTFE, PFA, FEP, PEEK, PI, PVDF, as well as customized processed products, which are widely used in global high-end manufacturing fields such as semiconductor, hydrogen energy, aerospace, automotive, petrochemical, environmental protection, and medical.

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