Chemical Processing - CPI Chemical Storage and Handling

Chemical processing industry requires high performance sealing materials that offer excellent chemical resistance to various aggressive media. The diverse range of markets within this industry, including petrochemical and pharmaceutical, demand outstanding chemical sealing performance, reliability and increased service life, which in turn extends preventative maintenance cycles of mechanical seals.

Markez® Perfluoroelastomers provide the highest level of thermal and chemical resistance available, making them ideal for use in the most demanding chemical sealing applications. Compare price and performance to Kalrez®.

Marco Rubber can provide superior chemical sealing solutions for pumps, valves, mechanical seals, pipe couplings and reactors, which meet or exceed your requirements. To meet demanding chemical sealing applications, Marco Rubber seals are molded in a range of high specification materials capable of withstanding extreme temperatures and harsh chemical.

Need a custom product design or custom material formulation to improve performance in a specific application to separate yourself from the competition?  
Let us prove how responsive our product and application engineers are and that our custom products and custom materials often cost less than our competitors standards.

Common Products:
  • O-rings
  • X-rings
  • v-rings and Packings
  • Custom Gaskets
  • Back-up rings
  • PTFE seals and O-rings
  • SES spring energized seals
  • Cap Seals
  • Wear rings and Bushings
Common Materials:
  • Markez® Perfluoroelastomers
  • Viton® Extreme (ETP)
  • Aflas®
  • EPDM
  • FKM
  • Fluorosilicone
O-Ring Pile Colors
Compound Number
Brand
Color
Durometer (Shore A)
Relative Price
Typical Inventory Level
Compare To
High Temp (° F)
Low Temp (° F)
Strong Acids
Hot Amines
Steam < 300 °F
Steam > 550 °F
Strong Oxidizers
Dry Heat
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Z1028 Markez® Black 75 O-Ring PricesO-Ring PricesKalrez® 6375
Kalrez® 4079
Kalrez® 7075
610 (320ºC) 5 (-15ºC) O-Ring PricesO-Ring Prices
Best value general purpose performance, higher temperature resistance, wide chemical compatibility.
Z1352 Markez® Black 75 O-Ring PricesO-Ring PricesKalrez® 6375
Kalrez® 6380
Kalrez® 1050LF
500 (260ºC) 5 (-15ºC) O-Ring PricesO-Ring PricesO-Ring Prices
General purpose, good in most acids, solvents, improved hot amine and steam resistance with wide range of chemical compatibility.
Z1026 Markez® Black 75 O-Ring PricesO-Ring PricesKalrez® 6375
Chemraz® 505
480 (250ºC) 5 (-15ºC) O-Ring Prices
General purpose, good resistance to most paint solvents use in spraying applications.
Z1416 Markez® Black 75 O-Ring PricesO-Ring PricesKalrez® 6230
Kalrez® LS222
610 (320ºC) -5 (-15ºC) O-Ring PricesO-Ring Prices
FDA compliant, higher temperature resistance, wide chemical compatibility.
Z1400 Markez® Black 75 O-Ring PricesO-Ring PricesKalrez® 7075
Kalrez® 4079
Kalrez® 8900
635 (335ºC) -5 (-15ºC) O-Ring PricesO-Ring Prices
 Highest temperature FFKM with best long term compression set resistance up to 335ºC, short exposures up to 350ºC, Low sticking force, semicon metallic clean, low outgassing, wide range of chemical acid, solvent resistance, FDA compliant.
Z2001 Markez® Black 80 O-Ring PricesO-Ring PricesKalrez® 7375
Kalrez® 6375
Kalrez® 6380
610 (320ºC) -0 (-18ºC) O-Ring PricesO-Ring PricesO-Ring PricesO-Ring Prices
 Ultimate chemical, steam, acid, amines, solvents, compresion set resistance, wide range of chemical resistance, AED rapid decompression NACE TM0297-2002.
Z1412 Markez® Black 90 O-Ring PricesO-Ring PricesKalrez® 7090
Kalrez® 3018
Chemraz® 510
590 (310ºC) 5 (-15ºC) O-Ring PricesO-Ring PricesO-Ring Prices 
Higher temperature resistance Norsok M710 AED explosive decompression resistance, excellent resistance to Sour gas and associated chemicals and steam.
Z1403 Markez® White 75 request a quoteO-rings quote priceKalrez® 7275
Kalrez® 8575
Kalrez® 9500
600 (315ºC) -20 (-30ºC) O-Ring Prices
Improved plasma resistance, higher purity, wider temperature range, low extractables.
Z1321 Markez® Black 75 O-Ring PricesO-Ring PricesKalrez® 0040 480 (250ºC) -50 (-45ºC) O-Ring PricesO-Ring Prices
Improved low temperature resistance for use in oilfield and gas exploration, wide chemical resistance.
Z1322 Markez® Black 90 O-Ring PricesO-Ring PricesKalrez® 0040 465 (240ºC) -50 (-45ºC) O-Ring PricesO-Ring PricesO-Ring Prices 
Lower temperature resistance, AED explosive decompression resistance, providing the best overall temp range and Chemical resistance.

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FKM Type Comparison Chart

FKM Viton ® Type

A

B

F

GF

GLT

GFLT

XLT

ULT

ETP

Aflas ®

BRFKM

Marco Commodity Compound number

V1000

V1032

V1088

V1081

V1038

V1033

V1086

V1166

V1020

L1000

L1010

Relative Pricing O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1
Availability O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Inventory Comparison 3O-ring Inventory Comparison 3O-ring Inventory Comparison 2O-ring Inventory Comparison 2O-ring Inventory Comparison 4O-ring Inventory Comparison 4O-ring Inventory Comparison 3

H2S %

2 5 5 5 5 5 10 10 5 20 40

High Temperature Performance F° (C°)
(Basic Static Applications)

437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 450 (232) 450 (232)

Low Temperature Performance F° (C°)
(Basic Static Applications)

-15 (-26) -11 (-24) 1 (-17) 3 (-16) -40 (-40) -29 (-34) -54 (-48) -65 (-54) -6 (-21) 25 (-4) 1 (-17)
TR-10 Low Temperature Flexibility F° (C°) 1 (-17) 7 (-14) 20 (-7) 21 (-6) -22 (-30) -11 (-24) -40 (-40) -49 (-45) 12 (-11) 37 (3) 20 (-7)
Strong Base, high pH, Caustic, Amines Rating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Recommended
Low Molecular Weight Carbonyls 100%
concentration (MTBB, MBK, MIBK, etc.)
Rating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Recommended
Engine Lubricating Oil, SG and SH Rating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Aqueous fluids, steam, mineral acids
(H2So4, HNO2)
Rating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Aromatic Hydrocarbons (toluene, etc.) Rating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent Recommended
Automotive Fuels Oxygenated with
MEOH, ETOH, MTBE, etc.
Rating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Engine Lubricating Oil, SE and SF Rating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Resistance to Compression Set Rating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Recommended
Automotive and Most Aviation Fuels Rating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended

Rating Scale: Rating Symbol Excellent Recommended = Excellent Rating Symbol Recommended = Good Rating Symbol Not Recommended = Not Recommended