特点：

阀门中腔密封元件是一种端面密封，设计遵照法兰标准规范，以跑道型、圆形、菱形等多种形状。

根据温度压力等级，介质特性，采用特殊工艺制作而成，能有效解决各种情况下的阀门中腔密封。

无需考虑安装方向。

Characteristics:

The sealing element of the valve is a kind of end face seal, which is designed according to the flange standard specification, with the shape of runway, circle, diamond and so on. According to the temperature pressure grade, the dielectric characteristic is made by special process, which can effectively solve the sealing of valve in various situations.

技术参数：

耐温范围：-200~650℃（蒸汽中） ；-200~450℃（空气中）；PH值：0~14

Technical parameters:

Temperature tolerance range: - 200 ~ 650 ℃ (steam) - 200 ~ 450 ℃ (air)；PH: 0~14

应用范围：

广泛应用于多种介质环境，在石油化工、冶金、造纸、电力、水处理、机械制造等行业的阀门中腔密封。

Application:

It is widely used in various media environment, and it is sealed in the valves of petrochemical, metallurgy, papermaking, electric power, water treatment, machinery manufacturing and so on.

性能：

高性能低预紧力缠绕垫片符合fugirive emission要求能通过API624 ；VDI2440；ISO15848-1全程温变实验认证。通用﹑高效﹑经济的端面密封元件

Performance: 

The high performance low pretension wound gasket meets the requirements of the required rive emission.It can pass API624; VDI2440; Iso15848-1 whole-process temperature change experiment certification.Universal, efficient and economical end - face sealing elements.