Butyl 70 Durometer O-Ring, General Purpose (B0612-70) | Product Series

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Butyl 70 Durometer O-Ring, General Purpose (B0612-70)

Butyl 70 Durometer O-Ring, General Purpose (B0612-70)

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Parker's butyl rubber (IIR) O-rings are compatible with solvents and other chemicals.

Technical Specifications

  • Minimum Operating Temperature: -75 °F
  • Trade Name: B612
  • Maximum Operating Temperature: 250 °F
  • Region of Origin: North America
  • Internally Lubricated: No
  • Color: Black
  • For Fluid Type: Synthetic Hydraulic Fluids
  • Polymer Material Options: Butyl Rubber (IIR)
  • Thermal Application Type: Low Temperature (< -30°F)
  • Industry: Aerospace
  • Specifications Met: None
  • Durometer: 70 Shore A

Full Product Description

Parker's Polychloroprene was the first synthetic rubber developed commercially and exhibits generally good ozone, aging and chemical resistance. It has good mechanical properties over a wide temperature range.

Used for Vacuum, General Purpose

Heat resistance:
• Up to approximately 121°C (250°F)
• Cold flexibility
• Down to approximately -40°C (-40°F)

Chemical resistance
• Paraffin based mineral oil with low DPI, e.g. ASTM oil No. 1
• Silicone oil and grease
• Water and water solvents at low temperatures
• Refrigerants
• Ammonia
• Carbon dioxide
• Improved ozone, weathering and aging resistance compared with nitrile

Limited compatibility
• Naphthalene based mineral oil (IRM 902 and IRM 903 oils)
• Low molecular weight aliphatic hydrocarbons
(propane, butane, fuel)
• Glycol based brake fluids

Not compatible with:
• Aromatic hydrocarbons (benzene)
• Chlorinated hydrocarbons (trichloroethylene)
• Polar solvents (ketones, esters, ethers)

*Custom sizes and coatings/markings are available upon request. Contact Parker O-Ring Division at 859-269-2351 for design and pricing assistance.

Related Documents

Literature and Reference Materials
Aerospace Reference Guide--5800
Parker O-Ring Handbook --ORD 5700
Parker O-Ring Material Offering Guide--5712
Parker O-Ring eHandbook
Parker O-Ring eHandbook
Parker Tracking System and RFID Technology
Technical Glossary
Compound Shrink Class
Diagnosing damaged O-rings
O-Ring Division Frequently Asked Questions
VIDEO: How to lubricate an O-ring
VIDEO: Proper installation of an O-ring Face Seals
VIDEO: Proper installation of an O-ring Female Radial Seal
VIDEO: Proper installation of an O-ring: Dovetails
VIDEO: Proper installation of an O-ring: Male Radial
Training
Basic Technical Glossary -- seal technology training
Introduction to Sealing -- seal technology training
Seal Failure Modes: Diagnosis and Solutions--Webinar
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O-Ring Material Test Reports
RoHS Compliance
B0612 Material Test Report
EMG OES Regulatory Declarations, Compliance & Safety Data Sheets (SDS) library
How to read a test report
Parker SDS O-ring and rubber materials
Prop 65 General Statement
Shelf Life
Software Downloads
Mobile inPHorm app
Selector Guides
O-Ring Selector Tool (Imperial units)
Healthcare and Life Sciences Solutions - Medical Devices Manufacturing Products
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