How to choose screw pump - according to the physical and chemical properties of media in pump selection of pump material combination

Release time:

2014-03-05

	天然橡胶 NR	丁晴橡胶 NBR	食品橡胶 FOOD-ORTENTED RUBBER	乙丙橡胶 EPDM	氟橡胶 FPM
水（含污水） Water (includng waste water)	◎	◎	●	◎	●
动、植物油 Animal oil and vegetable oil	×	◎	●	×	◎
矿物油 Mineral oil	×	●	●	×	◎
氨水 Ammonia water	×	●	●	×	×
脂肪族浓剂 Fatty solvernts	×	×	×	×	●
芳香族浓剂 Aromatic solvents	×	×	×	×	●
浓碱 Thick alkaline	●	●	●	●	●
浓硝酸 thick nitric acid	×	×	×	×	▲
冰醋酸 glacial acetic acid	×	●	●	×	●
稀硫酸 thin sulfuric acid	×	×	×	●	●
浓硫酸 thick sulfuric acid	×	×	×	▲	●
稀盐酸 thin hydrochioric acid	●	●	●	●	●
浓盐酸 thick hydrochioric acid	×	×	×	●	●
热水 Hot water	×	▲	▲	●	×
汽油 Gasoline	×	●	●	×	●
煤油 Kerosene	×	●	●	×	◎
柴油 Diesel oil	×	●	●	×	●
氯化烃 Chiorated hydrocarbon	×	×	×	×	▲
含酮类物料 Ketone containing materials	×	×	×	×	▲
含醇类物料 Alcohol containing materials	●	●	●	●	●
含脂类物料 Fat containing materials	×	×	×	●	×
含醚类物料 Easter containing materials	×	×	×	●	×
泥浆 Slurry	●	●	▲	●	▲
耐最高温度 Max.temperrature resistance	70℃	90℃	90℃	180℃	130℃
耐磨性 Wear resistance	◎	●	●	◎	◎
耐老化 Aging resistance	●	●	●	◎	◎
耐臭氧 Ozene resistance	×	×	×	◎	◎
耐辐射 Radiation resistance	▲	▲	▲	▲	×
耐燃性 Fire reasistance	×	●	●	◎	×
抗蒸汽 Steam resistance	●	●	●	◎	◎