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How to choose screw pump - according to the physical and chemical properties of media in pump selection of pump material combination
- Categories:Company news
- Author:
- Origin:
- Time of issue:2014-03-05 08:56
- Views:
(Summary description)How to choose screw pump - according to the physical and chemical properties of media in pump selection of pump material combination
How to choose screw pump - according to the physical and chemical properties of media in pump selection of pump material combination
(Summary description)How to choose screw pump - according to the physical and chemical properties of media in pump selection of pump material combination
- Categories:Company news
- Author:
- Origin:
- Time of issue:2014-03-05 08:56
- Views:
Information
 |
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 |
●
|
●
|
●
|
◎
|
◎
|
注：a、食品橡胶不含对人体有害的添加剂
NOte:a.the food-oriented rubber does not contain assitives detrimental to human health
b、◎优 ●良 ▲一般 ×不行
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