Chemical Compatibility guide

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Attention:

All the information in this chart is only approximate and should only be used for an initial choice of the type of materials best suited for the customers’ pumps. The data comes from various highly reliable sources. Despite this, GemmeCotti itself did not carry out the relative tests, and is not responsible for the preciseness of the data. Therefore, GemmeCotti takes no responsibility for possible malfunctions or damages of any type caused by the incorrect selection of construction materials and/or of the incorrect choice of pump size if it is not made by GemmeCotti itself after having received all pertinent information regarding the application and the characteristics of the pumped liquid.

Legenda:
A= Ottima - Very good
B= Buona - good
C= Scarsa, non raccomandata - poor, not recommended
D= Attacco grave, non raccomandato - very poor, not recommended
1. Soddisfacente fino a 22° C ( 72°F) - Good until 22°C (72°F)
2. Soddisfacente fino a 48° C ( 120°F) - Good until 48° C (120°F)

                 

 

SOSTANZA CHEMICAL AISI 316 PP EPDM PVDF PTFE Viton

 

Acetone Acetone A A A D A D

 

Acido acetico Acetic Acid B B A C A B

 

Acido acetico 20% Acetic Acid 20% A A A A A B

 

Acido acetico 80% Acetic Acid 80% B A A C A B

 

Acido acetico glaciale Acetic acid, glacial A A1 B A1 A D

 

Acido Cloridrico < 33% Hydrochloric Acid <33% D A2 A2 A A A

 

Acido fluoridrico 50% Hydrofluoric Acid 50% D A D A A B

 

Acido fluoridrico 100% Hydrofluoric Acid 100% B1 C1 D A A B

 

Acido fosforico < 40% Phosphoric Acid < 40% C A A A A A

 

Acido fosforico > 40% Phosphoric Acid > 40% D A A A A A

 

Acido solforico (10-75%) Sulfuric Acid (10-75%) D A1 B2 A A A2

 

Acido solforico (75-100%) Sulfuric Acid (75-100%) D C1 B1 A A A1

 

Acido solforico fumante 100% Sulfuric Acid 100% A D D D A A

 

Acqua di mare Sea Water C A A2 A A A

 

Acqua distillata Water, Distilled A A A A A A

 

Acqua minerale Water, Acid, Mine B A A A A A

 

Alcool etilico Alcohols:Ethyl A A A A A A

 

Alcool iso-propilico Alcohols:Isopropyl B A2 A A A2 A

 

Alcool metilico Alcohols:Methyl A A2 A A A C
                 

 

Alcool propilico Alcohols:Propyl A A A A2 A A

 

Ammine Amines A B2 B - A2 D

 

Ammoniaca liquida Ammonia, liquid A2 A2 A A A D

 

Benzina (altamente aromatica) Gasoline (high-aromatic) A A D A B A

 

Cloro, anidro liquido Chlorine, Anhydrous Liquid C D B A1 A A

 

Cloruro ferrico Ferric Chloride D A A A A A

 

Detergenti Detergents A1 A A A A A

 

Gasolio Fuel A1 A1 D A A A

 

Etere Ether A D C B1 A C

 

Fenolo (Acido carbolico) Phenol (Carbolic Acid) B B B A1 A A

 

Glucosio Glucose A A A A A A

 

Idrogeno perossido 10% Hydrogen Peroxide 10% B A A A A A

 

Idrogeno perossido 30% Hydrogen Peroxide 30% B B1 B A A A

 

Nafta Naphtha A B D A B A

 

Nichel cloruro Nickel Chloride C A A1 A A A

 

Oli combustibili Fuel Oils A A D B B A

 

Olio di oliva Olive oil A A D - A1 A

 

Olio idraulico (minerale) Hydraulic Oil (Petro) A D D A A A

 

Olio idraulico (Sintetico) Oil: Hydraulic Oil (Synthetic) A D A A A A

 

Olio motore Motor oil A2 A1 D B A -
                 

 

Rame cloruro Copper Chloride D A A A A A

 

Rame solfato > 5% Copper Sulfate > 5% B A A A A A

 

Resine Rosins A1 A2 - - A A

 

Salamoia Salt Brine A2 A A A A2 A2

 

Sali di stagno Tin Salts D A B A A A

 

Saponi liquidi Soap Solutions A1 A A A1 A A

 

Sodio bicarbonato Sodium Bicarbonate A1 A A2 A A A

 

Sodio bisolfito Sodium Bisulfite B1 A A2 A A A

 

Sodio carbonato Sodium Carbonate A A A2 A A A

 

Sodio cloruro Sodium Chloride B A A A A A

 

Sodio idrossido (10%) Sodium Hydroxide (10%) - A A C - C

 

Sodio idrossido (40%) Sodium Hydroxide (40%) - A A C - C

 

Sodio idrossido (50%) Sodium Hydroxide (50%) B1 A A