Frequently Asked Questions
Browse common questions and their answers below.
- What is a blind flange?
- Does Garlock have dielectric breakdown values for gaskets?
- Does Garlock recommend the use of torques wrenches to tighten flange bolts?
- Does the use of heat traced lines affect a gasketed joint?
- Has Garlock tested gaskets against any fuel additives?
- How does available compressive stress affect gasket performance?
- How do I fill a large gap in flanges? Can I stack gaskets? (Spacers in Flanges)
- How do I get my gaskets to pass bubble tests?
- How do I obtain leachable levels (chemical) for gaskets?
- How is a gasket selection affected by the flange type?
- How much will my gasket compress?
- What is ABS?
- What are the appropriate gaskets for Jet Fuels?
- Why do customers request gaskets that are electrically insulating?
- Which gaskets work in flange isolation kits?
- Which gaskets meet USP (United States Pharmacopeia) requirements?
- Which gaskets have passed a fire test?
- Which gaskets can I use for FDA or USDA applications?
- Which gaskets are recommended for Refrigerants?
- Which gaskets are best for Cryogenic Service?
- What are the best gaskets for monomers?
- What is controlled density? What are controlled density gaskets?
- What are gasket constants?
- What is the correct flange surface finish?
- What is the crush strength of Garlock gaskets?
- What is meant by a cover/retainer plate and why is it required with an all-rubber split seal?
- Which rubber material should I select for my oil seal?
- Does Garlock Interchange Oil Seals Made By Other Manufacturers?
- What Is The Purpose Of The Spring Used In Oil Seals?
- How Long Does an Oil Seal Last?
- How Do I Handle a Grooved Shaft When Replacing an Oil Seal?
- Should I Glue The Ends of My Split Seal Back Together When Installing?
- What does it mean if I am given the pH of the solution?
- What do I need to be concerned with when gaskets are installed in grooves or recesses?
- What is a full face gasket?
- What is Garlock's position on the reuse of gaskets?
- What gaskets are recommended for chlorine service?
- What gaskets are recommended for oxygen (O2) service?
- What gaskets can be used with aviation gasoline?
- What gaskets can I use for steam? What is superheated steam?
- What gaskets can I use for strong oxidizers?
- Which gaskets are ABS type approved?
- Where can I find "M" and "Y" values for flange design?
- Where are the values for Thermal Conductivity?
- Which thickness is best for a gasket?
- What gaskets are recommended for Gasohol?
- What's the best way to control Emissions from gasketed joints?
- What is a modulus of elasticity for gasket material?
- What gasket problems can be caused by pressure spikes?
- What is the recommended shelf life for gaskets?
- Does Garlock have any gaskets approved for military specifications?
- Does Garlock have any gaskets that are approved to NSF/ANSI 61 standard for drinking water?
- Does Garlock have data on Radiation Resistance?
- Which gaskets work for steam and superheated steam?
- What are controlled density gaskets?
- Does Garlock have gaskets that meet 3A?
- Does Garlock have installation instructions?
- Which Direction Should the Lip Face When Installing My Oil Seal?
- Which Lip Seal Material(s) Should I Use if My Application Requires FDA Compliance? (i.e. Sugar, Potatoes, etc.)
- Which lip seal material or design might be recommended for an application with harsh chemicals? (i.e. sulfuric acid)
- I’ve removed my leaking oil seal from the equipment. How do I know what size oil seal I need?
- How Do You Measure Oil Seals?
- Should I Select a Seal with a Metal Case or Rubber OD?