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seal for butterfly valve676

Stainless steel valves & cocks butterfly valves manual accessories seals

seal for butterfly valve no. 676

Resistance List

Designation	Temperature	EPDM	Silicon	Viton
Wine		1	2	2
Fruit juice		1	2	3
Beer		1	2	2
Spices, cold		1	2	3
Spices, hot		2	3	3
Ethanol		1	2	2
Whey	90°C	1	2	3
Dairy products
-"- max.13% fat		1	2	2
-"- 13-38% fat		2	2	2
-"- > 38% fat		4	2	2
Butterfat 98%	80°C	4	2	2
Olive oil	80°C	4	2	1
Water, distilled.	80°C	1	2	3
Hot water/steam	150°C	1	2	4
Acetic acid	23°C	1	1-3	4
Acetic acid	80°C	1	1-3	4
Nitric acid	80°C	1	2	4
CIP cleaning measures	80°C	1-2	2-4	3
Caustic soda	80°C	1	2	2

ASTM Oil # 1		5	2	1
ASTM Oil # 2		5	4	1
ASTM Oil # 3		5	4	1

Resistance <=150°C		1	1	1
Cold flexibility		1	2	3
Wear resistance		2	4	2
Notch impact strength		2	3	2

Key:

1 negligible

2 minor influence

3 medium influence

4 major influence

5 unsuitable

EPDM

Ethylene-propylene-diene rubber

Color

- black

Application Temperature

- Continuous operation -40°C to 140°C

- Steam sterilizable up to 130°C

Typ. Area of Application

Good swelling resistance for:

- Diluted anorganic and organic acids

- Bases

- Polar organic media

- Oxidizing media

- Bases and ketones

- In hot water and steam up to 130°C

- Good ozone, aging, and weather resistance

Application Limits

Not for use with:

- Plant and animal oils

- Aliphatic, aromatic and chlorinated hydrocarbons

- Mineral oils

Silicon

(VMQ)

Color

- Brown-red

- Natural or transparent

Application Temperature

- Resistant in water up to 100°C

- Steam sterilizable for short periods from 120°C to 130°C

- Can be cleaned in weak acids and bases up to 70°C - 80°C

Typ. Area of Application

- High thermal load capacity

- Good resistance to cold

- Well-suited for foods

- Dielectric characteristics

- Very good resistance against oxygen and ozone

- Good resistance to alcohols

- Physiologically and dermatologically harmless

Application Limits

High swelling for:

- Low molecular weight esters and ethers

- Aliphatic and aromatic hydrocarbons

- Concentrated acids and alkalis

Viton

(FPM)

Color

- black

Application Temperature

- Continuous operation from -25°C to 200°C

- Steam sterilizable for short periods from 130°C

Typ. Area of Application

Good swelling resistance for:

- Mineral oils

- Plant and animal oils

- Fats (also certain additives)

- Aliphatic and aromatic hydrocarbons

- Fuels

Application Limits

Strongly swelling for:

- Polar solvents

- Acetone

- Methyl ketone

- Ethylacetate

- Diethyl ether

- Low molecular weight organic acids (formic and acetic acids)

- Ammonia gases, amines

- Alkalis

- Dioxanes

- Overheated water steam

no. 676

Resistance List <table class="techDescTable"><thead><tr><th>Designation</th><th>Temperature</th><th>EPDM</th><th>Silicon</th><th>Viton</th></tr> </thead><tbody><tr class="Even"><td>Wine</td><td> </td><td>1</td><td>2</td><td>2</td></tr><tr class="UnEven"><td>Fruit juice</td><td> </td><td>1</td><td>2</td><td>3</td></tr><tr class="Even"><td>Beer</td><td> </td><td>1</td><td>2</td><td>2</td></tr><tr class="UnEven"><td>Spices, cold</td><td> </td><td>1</td><td>2</td><td>3</td></tr><tr class="Even"><td>Spices, hot</td><td> </td><td>2</td><td>3</td><td>3</td></tr><tr class="UnEven"><td>Ethanol</td><td> </td><td>1</td><td>2</td><td>2</td></tr><tr class="Even"><td>Whey</td><td>90°C</td><td>1</td><td>2</td><td>3</td></tr><tr class="UnEven"><td>Dairy products</td><td> </td><td> </td><td> </td><td> </td></tr><tr class="Even"><td>-"- max.13% fat</td><td> </td><td>1</td><td>2</td><td>2</td></tr><tr class="UnEven"><td>-"- 13-38% fat</td><td> </td><td>2</td><td>2</td><td>2</td></tr><tr class="Even"><td>-"- > 38% fat</td><td> </td><td>4</td><td>2</td><td>2</td></tr><tr class="UnEven"><td>Butterfat 98%</td><td>80°C</td><td>4</td><td>2</td><td>2</td></tr><tr class="Even"><td>Olive oil</td><td>80°C</td><td>4</td><td>2</td><td>1</td></tr><tr class="UnEven"><td>Water, distilled.</td><td>80°C</td><td>1</td><td>2</td><td>3</td></tr><tr class="Even"><td>Hot water/steam</td><td>150°C</td><td>1</td><td>2</td><td>4</td></tr><tr class="UnEven"><td>Acetic acid</td><td>23°C</td><td>1</td><td>1-3</td><td>4</td></tr><tr class="Even"><td>Acetic acid</td><td>80°C</td><td>1</td><td>1-3</td><td>4</td></tr><tr class="UnEven"><td>Nitric acid</td><td>80°C</td><td>1</td><td>2</td><td>4</td></tr><tr class="Even"><td>CIP cleaning measures</td><td>80°C</td><td>1-2</td><td>2-4</td><td>3</td></tr><tr class="UnEven"><td>Caustic soda</td><td>80°C</td><td>1</td><td>2</td><td>2</td></tr><tr class="Even"><td> </td><td> </td><td> </td><td> </td><td> </td></tr><tr class="UnEven"><td>ASTM Oil # 1</td><td> </td><td>5</td><td>2</td><td>1</td></tr><tr class="Even"><td>ASTM Oil # 2</td><td> </td><td>5</td><td>4</td><td>1</td></tr><tr class="UnEven"><td>ASTM Oil # 3</td><td> </td><td>5</td><td>4</td><td>1</td></tr><tr class="Even"><td> </td><td> </td><td> </td><td> </td><td> </td></tr><tr class="UnEven"><td>Resistance <=150°C</td><td> </td><td>1</td><td>1</td><td>1</td></tr><tr class="Even"><td>Cold flexibility</td><td> </td><td>1</td><td>2</td><td>3</td></tr><tr class="UnEven"><td>Wear resistance</td><td> </td><td>2</td><td>4</td><td>2</td></tr><tr class="Even"><td>Notch impact strength</td><td> </td><td>2</td><td>3</td><td>2</td></tr></tbody></table> Key:1 negligible2 minor influence3 medium influence4 major influence5 unsuitable <hr> EPDMEthylene-propylene-diene rubber Color- black Application Temperature- Continuous operation -40°C to 140°C- Steam sterilizable up to 130°C Typ. Area of ApplicationGood swelling resistance for:- Diluted anorganic and organic acids- Bases- Polar organic media- Oxidizing media- Bases and ketones- In hot water and steam up to 130°C- Good ozone, aging, and weather resistance Application LimitsNot for use with:- Plant and animal oils- Aliphatic, aromatic and chlorinated hydrocarbons- Mineral oils <hr> Silicon(VMQ) Color- Brown-red- Natural or transparent Application Temperature- Resistant in water up to 100°C- Steam sterilizable for short periods from 120°C to 130°C- Can be cleaned in weak acids and bases up to 70°C - 80°C Typ. Area of Application- High thermal load capacity- Good resistance to cold- Well-suited for foods- Dielectric characteristics- Very good resistance against oxygen and ozone- Good resistance to alcohols- Physiologically and dermatologically harmless Application LimitsHigh swelling for:- Low molecular weight esters and ethers- Aliphatic and aromatic hydrocarbons- Concentrated acids and alkalis <hr> Viton(FPM) Color- black Application Temperature- Continuous operation from -25°C to 200°C- Steam sterilizable for short periods from 130°C Typ. Area of ApplicationGood swelling resistance for:- Mineral oils- Plant and animal oils- Fats (also certain additives)- Aliphatic and aromatic hydrocarbons- Fuels Application LimitsStrongly swelling for:- Polar solvents- Acetone- Methyl ketone- Ethylacetate- Diethyl ether- Low molecular weight organic acids (formic and acetic acids)- Ammonia gases, amines- Alkalis- Dioxanes- Overheated water steam

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accessories

seals

Stainless steel valves & cocks butterfly valves manual accessories seals

seal for butterfly valve676

Product specification

seal for butterfly valve

no. 676

Resistance List

Designation	Temperature	EPDM	Silicon	Viton
Wine		1	2	2
Fruit juice		1	2	3
Beer		1	2	2
Spices, cold		1	2	3
Spices, hot		2	3	3
Ethanol		1	2	2
Whey	90°C	1	2	3
Dairy products
-"- max.13% fat		1	2	2
-"- 13-38% fat		2	2	2
-"- > 38% fat		4	2	2
Butterfat 98%	80°C	4	2	2
Olive oil	80°C	4	2	1
Water, distilled.	80°C	1	2	3
Hot water/steam	150°C	1	2	4
Acetic acid	23°C	1	1-3	4
Acetic acid	80°C	1	1-3	4
Nitric acid	80°C	1	2	4
CIP cleaning measures	80°C	1-2	2-4	3
Caustic soda	80°C	1	2	2

ASTM Oil # 1		5	2	1
ASTM Oil # 2		5	4	1
ASTM Oil # 3		5	4	1

Resistance <=150°C		1	1	1
Cold flexibility		1	2	3
Wear resistance		2	4	2
Notch impact strength		2	3	2

Key:

1 negligible

2 minor influence

3 medium influence

4 major influence

5 unsuitable

EPDM

Ethylene-propylene-diene rubber

Color

- black

Application Temperature

- Continuous operation -40°C to 140°C

- Steam sterilizable up to 130°C

Typ. Area of Application

Good swelling resistance for:

- Diluted anorganic and organic acids

- Bases

- Polar organic media

- Oxidizing media

- Bases and ketones

- In hot water and steam up to 130°C

- Good ozone, aging, and weather resistance

Application Limits

Not for use with:

- Plant and animal oils

- Aliphatic, aromatic and chlorinated hydrocarbons

- Mineral oils

Silicon

(VMQ)

Color

- Brown-red

- Natural or transparent

Application Temperature

- Resistant in water up to 100°C

- Steam sterilizable for short periods from 120°C to 130°C

- Can be cleaned in weak acids and bases up to 70°C - 80°C

Typ. Area of Application

- High thermal load capacity

- Good resistance to cold

- Well-suited for foods

- Dielectric characteristics

- Very good resistance against oxygen and ozone

- Good resistance to alcohols

- Physiologically and dermatologically harmless

Application Limits

High swelling for:

- Low molecular weight esters and ethers

- Aliphatic and aromatic hydrocarbons

- Concentrated acids and alkalis

Viton

(FPM)

Color

- black

Application Temperature

- Continuous operation from -25°C to 200°C

- Steam sterilizable for short periods from 130°C

Typ. Area of Application

Good swelling resistance for:

- Mineral oils

- Plant and animal oils

- Fats (also certain additives)

- Aliphatic and aromatic hydrocarbons

- Fuels

Application Limits

Strongly swelling for:

- Polar solvents

- Acetone

- Methyl ketone

- Ethylacetate

- Diethyl ether

- Low molecular weight organic acids (formic and acetic acids)

- Ammonia gases, amines

- Alkalis

- Dioxanes

- Overheated water steam

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