高溫石墨盤根，該盤根由低硫膨脹石墨線編織而成，內(nèi)襯棉紗線增強(qiáng)。有極低的磨擦系數(shù)，不會(huì)磨損泵軸和閥桿，且具有良好的熱傳導(dǎo)性，耐化學(xué)性及高的回彈性。根據(jù)要求也可提供以下增強(qiáng)材料：玻璃纖維--高強(qiáng)度，低成本；碳纖維--低燒失。
TD－200H Graphite packing the packing made of low－sulphur expanded graphite yarns, which are reinforced by cotton or glass fiber. It has a very low friction, does not damage shafts or stems. It shows good thermal and chemical resistance and high elasticity
適應(yīng)于高溫、高壓惡劣工況下的加氫裝置、造紙行業(yè)、電站、煉油廠及其它需要有效密封的閥門、泵類、膨脹節(jié)、混合機(jī)、攪拌器等。
Designed for valves, pumps, expansion joints, mixers and agitators in high－pressure, high－temperature hostile environments of hydrocarbon processing, pulp and paper, power stations, refineries and industries where effective sealing is vital.
服務(wù)范圍 SERVICE LIMITS
項(xiàng)目 ITEM 旋轉(zhuǎn)泵Rotating 往復(fù)泵Reciprocating 靜密封 Static
工作壓力Pressure
Psi bar Kg/cm2 20 100 300
軸速Shaft speed M/s 20 2
密度Density g/cm3 1.3
溫度Temperature °C －220~+550°C （+650°C --蒸汽steam）
PH值 PH range 0－14