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Plancha de caucho
CALVOSEALINGCALVOSEALING
Rubber Sheet
Elastomer:
CALVOSEALING offers a wide range of rubbers for use in general industry. Our company is able to offer 10 types of elastomers where each one offering its quality and guarantees a reliable and durable seal.
The application of these elastomers depends on its chemical and thermal resistance for use in a wide range of services. The most widely used application is on pipes to seal water, acids, oils, etc.
DESCRIPTION ASTM 1418 ISO/DIN 1629 Page
SBR Styrene Butadiene Rubber SBR SBR 6
NR Natural Rubber NR NR 6
Neopreno® Chloroprene Rubber CR CR 7
NBR Acrylonitrile Butadiene Rubber NBR NBR 7
EPDM Ethylene Propylene Diene Rubber EPDM EPDM 8
IIR Butyl Rubber IIR IIR 8
HYPALON® Chlorosulfonated Polyethylene Rubber CSM CSM 9
Silicona Silicone Rubber VMQ VMQ 9
VITON® Fluorocarbon Rubber FKM FPM 10
KALREZ® Perfluorinated Rubber FFKM FFPM 10
* HYPALON ®, VITON ® and KALREZ ® are trademarks registered by DUPONT DOW ELASTOMERS.
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Rubber sheet
Description:
• Hardness between 30 to 90 Shore A• Smooth finish on both sides• A smooth face and a cloth impression face• Cloth impression on both sides• Special finish on one or both sides• A textile insert options increases the resistance to tearing
Standard textile and metallic insert types:
• Polyester
• Polyester/ Nylon
• Nylon
• Cotton
• Glass Fibre
• Metallic
(Steel or Brass)
Product dimensions:
THICKNESS LENGTH
0.3 mm to 2 mm 20 m rolls
3 mm a 10 mm 10 m rolls
12 mm a 60 mm 5 m rolls
65 mm a 150 mm 2.2 m rolls
WIDTHStandard:
1,200 mm1,400 mm
Especials widths:
1,500 mm2,000 mm
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Rubber sheet
Product properties:Rubber sheet
SBR NR Neoprene® NBR EPDM IIR HYPALON® Silicone VITON® KALREZ®
DESCRIPTION Styrene Butadiene Rubber Natural Rubber Chloroprene Rubber (CR) Nitrilic Rubber Ethylene Propylene Diene Rubber Butyl Rubber
Chlorosulfonated
Polyethylene Rubber
(CSM)
Silicone Rubber
(MVQ)
Fluorocarbon Rubber
(FKM)
Perfluorinated Rubber
(FFKM)
Tª RANGE -50ºC to 110ºC -50ºC to 90ºC -25ºC to 125ºC -30ºC to 120ºC -40ºC to 120ºC -40ºC to 135ºC -35ºC to140ºC -70ºC to 220ºC -30ºC to 250ºC -15ºC to 310ºC
HARDNESS RANGE (SHORE A) 35-95 30-90 30-90 30-95 30-90 30-80 45-90 30-85 45-95 40-90
PHYSICAL PROPERTIES
FLEXIBILITY Very Good Excellent Very Good Very Good Good Very Good Good Good Good Good
TENSILE STRENGHT RESISTANCE Very Good Excellent Very Good Very Good Good Good Good Good Good Good
TEAR RESISTANCE Good Very Good Very Good Good Good Good Fair Poor Good Good
GAS IMPERMEABILITY Fair Very Good Good Good Fair Poor Good Excellent Fair Very Good
AGEING RESISTANCE Good Good Very Good Good Excellent Very Good Very Good Excellent Excellent Excellent
FLAME RESISTANCE Fair Fair Good Poor Good Poor Good Good Excellent Excellent
ABRASION RESISTANCE Very Good Very Good Very Good Very Good Good Good Good Fair Fair Good
CHEMICAL PROPERTIESRESISTANCE TO OZONO/OXYGEN Fair Fair Very Good Good Excellent Very Good Very Good Excellent Excellent Excellent
RESISTANCE TO PETROLEUM OILS AND FUELS
Poor Poor Very Good Excellent Poor Poor Very Good Poor Excellent Excellent
RESISTANCE TO HIDRAULIC OILS AND GREASE
Poor Poor Very Good Excellent Poor Poor Very Good Good Excellent Excellent
RESISTANT TO ACIDS Good Good Very Good Fair Excellent Very Good Very Good Poor Excellent Excellent
ALKALI RESISTANCE Good Good Very Good Very Good Very Good Good Very Good Poor Excellent Excellent
HOT WATER RESISTANCE Very Good Good Good Good Excellent Excellent Good Poor Very Good
(150ºC) Excellent
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Rubber sheet
RUBBER RESISTANCE
The following graph shows the increase in volume of all Calvo Sealing’s elastomers to attacked by oils.
70
100
125
150
175
200
225
250
275
300
B140 120 100 80 60 40 30 20 10
ANo required
C E F KD G H J
325
OIL RESISTANCE
HE
AT R
ES
ISTA
NC
E
SE
RIV
ICE
TE
MP
ER
ATU
RE
(ºC
)
% VOLUME INCREASE (ASTM nº3 70h)
NATURAL RUBBER
SBR
IIREPDM
NEOPRENE (CR)
KALREZ(FFKM)
VITON (FKM)
NBR
SILICONE (VMQ)
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Rubber sheet
TYPICAL SPECIFICATIONSColour BlackDensity 1.6 g/cm3
Hardness (Shore A) 65 ºElongation 400 %Tensile Strenght 8 N/mm2
Temperature Range -50 ºC to 110 ºC (-58 ºF to 230 ºF)PROPERTIES
• Similar properties to NR, improving properties such as ageing resistance and tempera-ture resistance.
• Moderate resistance to tearing, ozone and weathering.APPLICATIONS
• Water, weak organic acids and moderate chemicals.
SBR (Styrene butadiene rubber):
NR (Natural Rubber):
TYPICAL SPECIFICATIONSColour Beige
Density 1.1 g/cm3
Hardness (Shore A) 45 ºElongation 625 %Tensile Strenght 19 N/mm2
Temperature Range -50 ºC to 90 ºC (-58 ºF to 194 ºF)PROPERTIES
• Excellent mechanical properties such as break strength, resilience and tear resistance.
• Excellent electrical insulating properties.• High impact strength, excellent dynamic properties and low residual de-
formation.
APPLICATIONS
• Resistant to oils, fuels and moderate acids and alkalis.
TYPICAL SPECIFICATIONSColour Black
Density 1.37 g/cm3
Hardness (Shore A) 50 ºElongation 300 %Tensile Strenght 8 N/mm2
Temperature Range -25 ºC to 125 ºC (-13 ºF to 257 ºF)PROPERTIES
• High mechanical properties and resistance to abrasion. • Self-extinguishing and good adhesion to metal.
APPLICATIONS
• Oils, fuels and moderate acids and alkalis.• Weather and ozone resistant.
Neoprene® CR (Chloroprene rubber):
NBR (Nitrilic rubber):
TYPICAL SPECIFICATIONSColour Black
Density 1.5 g/cm3
Hardness (Shore A) 70 ºElongation 400 %Tensile Strenght 6 N/mm2
Temperature Range -30 ºC to 120 ºC (-22 ºF to 248 ºF)
PROPERTIES• Good mechanical properties such as tensile strength, compressive stren-
gth and bending. • Moderate ageing resistance.• Good adhesion to metal.
APPLICATIONS
• Oils and solvents, aromatic and aliphatic hydrocarbons and alcohols and animal fats.
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Rubber sheet
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Rubber sheet
TYPICAL SPECIFICATIONSColour Black
Density 1.5 g/cm3
Hardness (Shore A) 70 ºElongation 500 %Tensile Strenght 7 N/mm2
Temperature Range -40 ºC to 120 ºC (-40 ºF to 248 ºF)PROPERTIES
• Good mechanical properties and resistant to ageing, ozono and UV, oxygen, steam and water.
• Excellent electrical insulating properties.
APPLICATIONS
• Hot water/steam and polar solvents such as acetone, methanol or esters.
EPDM (Ethylene Propylene rubber):
TYPICAL SPECIFICATIONSColour BlackDensity 1.27 g/cm3
Hardness (Shore A) 60 ºElongation 400 %Tensile Strenght 9 N/mm2
Temperature Range -40 ºC to 135 ºC (-40 ºF to 275 ºF)
PROPERTIES• Impermeable to gas and air. • Excellent resistance to oxidation and ozone.• Low resilience, that provides outstanding impact damping capacity. • Good electrical resistance.
APPLICATIONS
• Where an excellent gas-tightness is required. • Resistant to most chemicals, including mineral acids.• It is not suitable for use with oils and hydrocarbonated solvents.
IIR ( Butyl rubber):
Rubber sheet
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TYPICAL SPECIFICATIONSColour BlackDensity 1.36 g/cm3
Hardness (Shore A) 60 ºElongation 225 %Tensile Strenght 8 N/mm2
Temperature Range -35 ºC to 140 ºC (-31 ºF to 284 ºF)PROPERTIES
• Excellent resistante to oxidation, weathering and ozone.• Good resistance to chudrocarbonated solvents. • Flame resistant.
APPLICATIONS
• Acids, oils and non-aromatic benzenes.
HYPALON® (Chlorosulfonated polyethylene rubber):
TYPICAL SPECIFICATIONSColour TranslucentDensity 1.16 g/cm3
Hardness (Shore A) 60 ºElongation 225 %Tensile Strenght 8 N/mm2
Temperature Range -70 ºC to 220 ºC (-94 ºF to 428 ºF)PROPERTIES
• Completely unalterable by ozone, weathering and ultraviolet radiation. • Good electrical insulating properties.• Physiologically inert, ideal for field of medicine applications.
APPLICATIONS
• Where oils, water and ozone resistance is required.• This material offers excellent properties to high and low temperatures.
Silicone rubber (VMQ):
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Rubber sheet
TYPICAL SPECIFICATIONSColour BlackDensity 2.03 g/cm3
Hardness (Shore A) 70 ºElongation 165 %Tensile Strenght 5 N/mm2
Temperature Range -30 ºC to 250 ºC (-22 ºF to 482 ºF)PROPERTIES
• Exceptional resistance to temperature.• Excellent resistance to acids and alkalis (even oxidisers)• Weak resistance to esters and ketones.• Excellent resistance to ozone and weathering.
APPLICATIONS• Resistant to acids and alkalis, aliphatic, aromatic and chlorated hy-
drocarbons, oils and ozone.
VITON® (Fluorocarbon Rubber) :
TYPICAL SPECIFICATIONSColour BlackDensity 1.9 g/cm3
Hardness (Shore A) 74 ºElongation 220 %Tensile Strenght 16 N/mm2
Temperature Range -15 ºC to 310 ºC (5 ºF to 590 ºF)PROPERTIES
• Chemical resistance to almost all chemicals.• Excellent thermal stability.• Excellent elastic recovery and low compression set properties.
APPLICATIONS• Isolation valves.• O-ring kit for mechanical seals.
KALREZ® (Perfluorated rubber):
Chemical Resistance
Rubber sheet
SBR NR NEOPRENO NBR EPDM IIR HYPALON SILICONA VITON KALREZ
STEAM
WATER - AIR - -
ACETIC ACID (10%)
ACETONE
ACETYLENE
ADIPIC ACID - - -
ALUMINIUM CHLORIDE AMMONIA AMMONIUM CHLORIDE AMMONIUM HY-DROXIDE (10%) ANILINE BENZENE BLEACH SOLU-TIONS
BRINE BROMINE (ANHY-DROUS) -
BUNKER FUEL -
BUTANE BUTYL ALCOHOL (50ºC)
CALCIUM CHLO-RIDE
CALCIUM HY-DROXIDE
CALCIUM HYPO-CHLORITE (15%)
CARBON DIOXIDE
CARBON TETRA-CHLORIDE
CHLORYNE (DRY)
SBR NR NEOPRENO NBR EPDM IIR HYPALON SILICONA VITON KALREZ
CHLORYNE (WET) CHROMIC ACID (40%)
CREOSOTE
DIESEL OIL
DIETHYL ETHER
ETHANE
ETHER -
ETHANOL
ETHYLENE - - - -
ETHYLENE GLYCOL
ETHYLENE OXIDE FERRIC CHLORIDE (WET)
FORMALDEHYDE (40%)
FORMIC ACID
FREON 12 FREON 22
GLYCERINE HEAVY OILS - - - - - - - HYDROBROMIC ACID (37%)
HYDROCHLORIC ACID (37%)
HYDROFLUORIC ACID (48%) -
HYDROGEN PE-ROXIDE (<30%)
HYDROGEN SUL-PHIDE (DRY)
ISOBUTYL AL-COHOL
ISOPROPYL AL-COHOL
11S.L.
S.L.
Not recommended Recommended Recommended depends on operating conditions
SBR NR NEOPRENO NBR EPDM IIR HYPALON SILICONA VITON KALREZ
KEROSENE (70ºC) LIQUID PETRO-LEUM GAS
LYE MAGNESIUM CHLORIDE
METHANE
METHANOL -
METHYL CHLORIDE METHYL ETHYL KETONE
METHYLENE CHLORIDE
MINERAL OILS
NAPHTHA
NATURAL GAS
NITRIC ACID (10%)
NITROGEN
OCTANE
OLEUM
OXALIC ACID
OXYGEN PERCHLO-ROETHYLENE
PHENOLS - PHOSPHORIC ACID (50%)
POTASSIUM DI-CHROMATE (10%)
POTASSIUM HY-DROXIDE (50%)
POTASSIUM NITRATE
PROPANE
PYRIDINE
SBR NR NEOPRENO NBR EPDM IIR HYPALON SILICONA VITON KALREZ
SEA WATER
SOAP SOLUTION SODIUM CARBO-NATE -
SODIUM DYCHRO-MATE (10%) - - - - - - -
SODIUM HYDROXI-DE (50%)
SODIUM HYPO-CHLORITE (20%)
STYRENE SULPHUR DIOXIDE (DRY)
SULPHUR DIOXIDE (WET) - -
SULPHUR TRIOXIDE SULPHURIC ACID (10%)
TANNIC ACID
TOLUENE
TRANSFORMER OIL TRICHLOROETHA-NE
TRICHLO-ROETHYLENE
TURPENTINE UREA SOLUTION (30%) - - - -
VINYL CHLORIDE -
XYLENE
Chemical Resistance
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Rubber sheet
S.L.
S.L.
Not recommended Recommended Recommended depends
on operating conditions
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c/ Galileo 8 - P.I. Can Estella08635 St. Esteve Sesrovires Barcelona, EspañaTel. +34 937 715 910 - Fax +34 937 715 319
REVIEW 26/09/2012
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