Zl37 level 4 postemulsifiable fluorescent penetrant for method bcd liquid penetrant testing. Penetrating dye works well for detecting surface cracks on aluminum parts. How to perform a surface crack detection esab knowledge center. The magnaflux process does not work on aluminum heads, but penetrating dyes are available to test aluminum parts in a similar way. Cracking causes the head to lose pressure, resulting in lost power for your vehicle. When performing your own check for cracks, you need a method of testing that does not use expensive equipment and works with a nonmagnetic metal. Aluminum test block distributor for magnaflux products. Welcome to magnaflux india, a leading provider of the most comprehensive and proven lines of ndt liquid penetrant and magnetic particle materials. It may be used on such materials as aluminum, magnesium, brass. Aluminum test block for sensitivity mx industrial distributors. Magnetic particle inspection mpi is a nondestructive testing ndt process for detecting surface and shallow subsurface discontinuities in ferromagnetic materials such as iron, nickel, cobalt, and some of their alloys.
How to check aluminum for stress cracks with magnaflux. Zyglo zl60d water washable fluorescent penetrant level 2 water washable fluorescent penetrant developed for testing rough machined surfaces, zl60d medium sensitivity level 2 fluorescent water washable penetrant will readily wash off textured surfaces to find indications in castings, forgings, extrusions, and rough machined surfaces. Magnufluxing crack inspection crankshafts engine blocks. Magnaflux dye penetrant, red, 16 oz 3wu5901515577 grainger. Understanding the need to meet local regulatory and environmental requirements. The application process is key to repeatable results. Our aluminum test block, pn 14755, is used to compare penetrants during the lpi test process. Place the aluminum piece or block on a board outside so the penetrating dyes dont stain.
Complies with astm e165 and asme boiler and pressure vessel code. Crack detection magnaflux due to the age and stress of most engines the magnaflux method is utilized to identify cracks in cylinder heads, engine blocks, connecting rods and crankshafts as well as other components of the engine that need to be checked. Magnaflux ndt nondestructive testing kit aircraft spruce. It wont work on aluminum engine blocks, pistons or other aluminum parts. By jim tapp, tech services manager retired originally published in talkin tech, june 2008 in the tech training classes we hold here at goodson, we were talking recently about crack detection and i thought, hey, thatd be a good topic for talkin tech.
Spray on the dye, wait 20 minutes or so wash off the excess with the spray cleaner, then spray on the developer. This type of testing is limited to the detection of surfacebreaking discontinuities, or. Kit is a very good way for someone that needs to check things inexpensively once in a while. This visible dye penetrant crack testing kit will reveal tiny, invisible cracks in metal parts that may spread and cause damage. Zl27a level 3 postemulsifiable fluorescent penetrant for method bcd liquid penetrant testing. It is a quick and accurate process for locating surface flaws such as shrinkage cracks. The penetrant cracked test piece provides a means by which penetrant may be checked for serviceability, comparison of contrast or to qualify its use outside the standard temperature range of 1652 c.
I know you can magnaflux steel or cast but i dont believe this method will work on. Aug 22, 2017 how to use a visible dye penetrant the dye penetrant method of inspection is a nondestructive test for defects open to the surface. How to find and fix cracks engine builder magazine. Holes in your head or the fine art of crack detection. Magnaflux zyglo dye penetrant test kit zyglo is the standard industrial penetrant test for cracks, pores, leaks and other defects in solids metallic or otherwise. In order to keep your cars engine working powerfully and efficiently, make sure your cylinder head is magnaflux tested before purchasing. As long as the material can be coated with the dye solution that contains the small magnetic particles and that particular test piece can withstand a small magnetic field, the part can be magnafluxed. This is done by processing one half of the block with used penetrant and the other half with fresh penetrant. Liquid dye penetrant testing and magnetic particle inspections are two of these. Aluminum test block for sensitivity cracked aluminum block compares sensitivity of different penetrants or sensitivity of new and old penetrants. This is because they may not open up to a visible size except when subjected to operating stresses or high temperature. The zyglofluorescent penetrant process is a nondestructive testing ndt method that helps you locate and identify surface defects in order to screen out potential failureproducing defects, correct production problems and increase product uniformity.
If there are any cracks the dye will leach out of the crack and stain the developer. We manufacture ndt equipment and consumables for the detection of flaws, cracks and other defects in. Magnaflux mpi equipment can be sized for specific test parts and to accommodate almost any size part. Magnaflux has been one of the world leaders in the production of magnetic particle equipment since 1929. The scale at the bottom is numbered in centimetres. Now with steel or iron i have always used my friends magnaflux equipment and done the magnetic particle testing procedure. Cracked aluminum test blocks compare sensitivity of different penetrants or sensitivity of new and used penetrants. Welcome to magnaflux india leading provider of ndt. Okay, now that you know where im going with this, lets discuss magnafluxing sic.
Magnaflux is a 3 part process using a cleaner b penetrant c developer. Your other option from goodson and magnaflux is an inspection coil. This is designed to help clean the block and prepare it for dye inspection without causing harm to the components. A highintensity black light and flurescent penetrants lets you see cracks and defects that may not be detectable by other means. Find out more about how magnaflux inspection equipment is designed to find indications and defects like fatigue cracks in ferrous materials through wet or dry method mag particle testing.
I know you can magnaflux steel or cast but i dont believe this method will work on aluminum. Highly sensitive spotcheck dye penetrants which give clear, bright red indications. My experience is with magnaflux zyglo which is expensive but someone else payed that bill so wtf. Developed for testing rough machined surfaces, zl60c fluorescent waterremoveable penetrant is ideal for finding indications in castings, forgings, extrusions and rough surfaces. Find and fix cracks in cylinder heads and short blocks. Ideal application aluminum, detecting fine to veryfine. The piece can be magnetized by direct or indirect magnetization. Spotcheck liquid penetrant inspection applications bergeng. Use of an ultraviolet light source with a peak wavelength of 365 nanometers, such as the magnaflux zb100f fancooled black light, is recommended.
St700 led uva flood lamp for black light inspection. It may be used on such materials as aluminum, magnesium, brass, copper. Magnaflux is a product use to check for cracks and other discontinuities, but it has nothing to do with magnetization. Zl2c level 2 postemulsifiable fluorescent penetrant for method bcd liquid penetrant testing. Over 80 years experience in nondestructive testing.
Ndt testing products for the automotive industry for magnetic particle inspection, penetrant testing and resonant testing. Magnaflux penetrant process guide method a water wash for fluorescent inspection. Needed a way to test for cracks in marine cylinder block. No lines or spots designate an aluminum head free of defects. Dyepenetrant testing, detecting cracks in metals, non. I suggest a few practice runs using something you know is cracked so you can see what youll be looking for. Rated 5 out of 5 by from product worked as advertised. Spray the aluminum with a canister of spotcheck nondestructive testing material spotcheck skcs. Magnaflux 01597048 spotcheck penetrant inspection kit, sk416. Welcome to magnaflux india leading provider of ndt supplies. This mediumsensitivity penetrant washes off parts quickly and easily, leaving less fluorescent background even on rough surfaces for clearer indications and. How to test a cylinder head for cracks by magnafluxing. Clean the block thoroughly with a rag and a mild degreaser or engine cleaner.
Cracked aluminum block compares sensitivity of different penetrants or sensitivity of new and old penetrants. The ultimate guide to visible dye penetrant testing. Technician a says that the fluorescent penetrant test method can be used to detect cracks in iron, steel, or aluminum parts. The size of the part can range from small ball bearings to entire aircraft frames.
The constant change in temperature causes cracks to form in aluminum heads. I have an aluminum engine that i need to check for cracks. Why is it important to magnaflux test cylinder heads. Obviously, a visual examination is not going to be enough if the crack is tiny or.
Checking for cracks using magnaflux magnetic particle crack. Direct magnetization occurs when the electric current is passed through the test object. Penetrant testing accessories magnaflux dye penetrant. The ultimate guide to visible dye penetrant testing infographic. This video demonstrates how to do that and what it looks like when you find a. Ev6000 portable, handheld led uv lamp for fluorescent pt and mt.
Hao visible dye penetrant crack testing kit many cracks that extend to the surface of metal parts are completely invisible to the naked eye. Magnaflux provides two test blocks for use in measuring penetrant performance. I have some aluminum parts that came out of a racing engine that id like tested to be sure they are not cracked. The dye penetrant crack finder kit for cast iron and aluminum is a simple 4 step. There are dozens of inspection techniques grouped by method to inspect thousands of materials. Jan 29, 2016 when checking for cracks in cast iron engine blocks or cylinder heads, you can use magnetic particle crack detection. Its 3 spray cans, a red penetrant, cleaner, and developer. Spotcheck liquid penetrant inspection applications. I have been using dyepen on non ferrous for a long time with great results. Magnaflux crack detection pdf included in these series of checks is the magnaflux or magnetic dye test. Magnaflux spotcheck sk416 penetrant inspection kit mx. We specialise in nondestructive testing ndt testing parts.
Magnaflux testing can be used only on metal parts that can be magnetized. Zyglo zl60d fluoresces a bright greenishyellow under ultraviolet radiation and is safe for use on most engineering and aerospace alloys including aluminum, steel, nickel and titanium. How to perform a surface crack detection esab knowledge. Wipe the material off of the aluminum with a clean rag, then let the remaining. Hao visible dye penetrant crack testing kit pegasus. Before we go into the how of magnetic particle inspection, lets look at where it. Liquid penetrant testing, sometimes referred to as dye penetrant inspection, is one of the most commonly used surface crack detection methods. But for aluminum that obviously wont work, and im not sure which route to go. Of course, i could probably write a book about crack detection. Screw in studs installed, spring pocket, machining available. Welcome to magnaflux india acting globally, thinking locally.
As long as the material can be coated with the dye solution that contains the small magnetic particles and that particular test piece can withstand a small magnetic field, the part can be. Each penetrant testing kit comes with sklsp2solvent removable penetrant, skds2 solventbased developer, skcs remover, scrubs hand cleaner towels, a dykem britemark yellow. Magnaflux zyglo zl60d water washable fluorescent penetrant. Occasion to use such a product pops up every now and again had one recently, so figured id ask. The magnaflux zyglo process is definitely outta my retirement budget, but this particular product doesnt look like it will break the bank, so may bite the bullet and see how it works. Learn how to perform a surface crack detection using two of the most common nondestructive testing methods. Pardot helps magnaflux do deliver a seamless user experience for those customers and. Hao visible dye penetrant crack testing kit pegasus auto. How to check aluminum for stress cracks with magnaflux hunker. Home penetrant penetrant testing accessories test panels penetrant testing accessories. Aluminum block crack detection techniques magnaflux dye.
Magnetic particle inspection is a nondestructive testing process for detecting surface and shallow subsurface discontinuities in ferromagnetic materials such as iron, nickel, cobalt, and some of their alloys. They come in pairs, with panel set crack depths available in 20 microns. The dye penetrant method of inspection is a nondestructive test for defects. Magnaflux penetrant process guide method a water wash for fluorescent inspection method bd post emulsifiable fluorescent inspection. For monitoring the washability of water washable or post emulsified penetrants, the grit blasted finish of our stainless steel test block, pn 154400, may be used. A line designates a crack, and a spot designates a pit or other small imperfection on the aluminum head. Cast iron block use traditional magnafluxing via magnets and fine iron powder. Zyglo liquid fluorescent penetrant inspection materials by. The dye penetrant method of inspection is a nondestructive test for defects open to the surface. Sk kits are a convenient collection of magnaflux dye penetrant testing consumable products in easytouse aerosol form for type 2 penetrant nondestructive testing. Magnaflux zyglo dye penetrant test kit from aircraft tool supply. Use this test block to check the strength of inuse penetrants, by processing one half of the block with used penetrant, and the other half with fresh penetrant. Cracks that would normally have been invisible are detectable due to the magnetic particles clustering at the crack openings. Magnaflux nicr test panels are ideal penetrant sensitivity comparators.
Use this test block to check the strength of in use penetrants, by processing one half of the block with used penetrant, and the other half with fresh penetrant. Is there a chemical or another process for checking aluminum. Looking for magnaflux dye penetrant, red, 16 oz 3wu59. Nicr test panels allow in use zyglo penetrants to be compared against new, unused product to determine if the penetrant is performing properly. Performing a dye penetration test makes the smallest cracks easily visible without the need for expensive equipment or a special testing facility. How to check aluminum heads for cracks it still runs. It may be used on such materials as aluminum, magnesium, brass, copper, cast iron, steel, stainless steel, carbides, stellite, certain plastics and ceramics. Magnaflux ndt non destructive testing kit a quick, easy way to make shop and infield inspections of landing gear, airframe and components. The low viscosity dye makes the tiniest cracks visible. Spotcheck is the magnaflux brand for dye penetration. Magnetic particle testing uses magnetic fields and small magnetic. How to check aluminum for stress cracks with magnaflux step 1. Direct magnetization occurs when the electric current is passed through the test object and a magnetic field is formed in the material.
Magnetic particle inspection mpi is a nondestructive testing ndt process for detecting. We specialise in nondestructive testing ndt testing parts without causing damage. Jul 21, 2006 pressure testing is most useful for finding a water leak that is not readily visible if you want to check the head for cracks, lightly glass bead the chambers, if they are cracked you will see them. Magnaflux sells dye penetrant inspection kits that dont require a black light. Technician b says that the dye penetrant test can only be used with aluminum parts. Look at each part of the head for lines or spots that match the dye color.