Abrasive Blasting Tips and Tricks


There are a number of options for abrasive blasting based mostly on the state of affairs, and Eastwood has you lined for all of them. Our strain sandblasters are a strong strategy to grind rust off of frames, housings, chassis and different heavy-duty elements. For sheet steel and different skinny metals, a soda blaster will take off paints with out destroying the feel. Blasting cupboards provide you with all-way small half stripping in an enclosed system to cut back mess. Or you’ll be able to go for a siphon spot blaster that connects on to an air compressor for these on a good funds.

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SODA BLASTING VALVE COVER

Many people at Eastwood have quite a few tasks occurring at a time. That is nice for just a few causes, one in all them is the possibility to always be testing and utilizing our merchandise. This enables us to make our merchandise higher and in addition offers us expertise in using our merchandise so we will go that information on to our clients. We determined to share our small tasks we sort out every now and then right here on the weblog in our Eastwood “Undertaking of the Day” sequence…..READ MORE

5 TIPS TO MAKE YOUR BLASTER WORK BETTER

Media Blasting is a reasonably easy course of while you break it down into the fundamentals. You combine an abrasive media with excessive strain air and shoot it out of a small orifice in a gun/nozzle. Media blasting is extraordinarily efficient should you ensure you comply with some pretty easy suggestions. On this tech entry we’ll cowl the fundamentals you could comply with when blasting with a strain blaster…..READ MORE

HOW TO CLEAN VALVES AND INTAKE WITH A MEDIA BLASTER

Trendy engines are sometimes direct injection, as this course of permits for benefits in gas consumption as in comparison with typical gas injection, in addition to yielding extra energy with an engine of similar displacement. The N54 engine of the BMW 335i and 135i are also direct injection; this implies specifically that the gas is injected straight into the combustion chamber of every cylinder and never within the consumption tract. As a consequence thereof, the gas injectors aren’t any extra positioned earlier than the consumption valve, however straight within the cylinder itself….READ MORE

HOW TO REDUCE MOISTURE IN AIR LINES

Utilizing Pneumatic strain to function instruments is an absolute should in your storage, however most of those instruments DO NOT like extreme moisture combined into the air. Moisture within the air strains may cause rust the within of the air tank or air strains and even your air instruments. Extreme moisture in your store air may cause a lower in efficiency in addition to untimely failure of the pneumatic software. When you’re utilizing a paint gun it could possibly additionally enable the moisture to creep into the paint gun and contaminate your paint job. We determined to place collectively an inventory of the explanations and corrections to chop down the moisture in your air strains….READ MORE

HOW TO PREP METAL FOR POWDER COATING

Very similar to portray and welding, getting ready steel for powder coating is multi step course of that have to be adopted with the intention to have the most effective outcomes. If any of those steps are missed or not carried out correctly your finish product will danger having flaws…..READ MORE

ABRASIVE BLASTING FREQUENTLY ASKED QUESTIONS

(Q) What’s the distinction between strain and siphon blasters?
(A) Merely put: velocity. Utilizing the identical quantity of air, pressure blasters do the job in lower than half the time it might take a siphon blaster. That is doable as a result of the strain blaster makes use of air strain to push, in addition to siphon, the abrasive to the nozzle. Stress blasters value greater than siphon items, however are properly definitely worth the added value if used ceaselessly. Eastwood sells strain blasters to satisfy any want, together with our hobbyist model 150-lb. Pressure Blaster and our professional model 100-lb. Pressure Blaster.

Siphon blasters depend on the suction that’s created to drag the abrasive by way of the pick-up tube and into the air stream. The guts of the siphon blaster is the suction head meeting. This “T”-shaped piece is the place nearly all the wear and tear happens. The Speed Blaster is a hybrid design, utilizing each siphon and gravity for a extra environment friendly circulate of media to the nozzle.

(Q) How a lot air is required to make use of an abrasive blaster?
(A) The precise air wanted is set by the nozzle choice. All of our blasters, apart from the Pace Blaster, will be tailored to run on as little as 7 cfm (cubic ft per minute) at 80 psi (kilos per sq. inch) utilizing the smallest nozzles we promote. When deciding on a nozzle use the biggest measurement your compressor will energy. See the nozzle selection chart for extra particulars.

It’s additionally necessary that the air provided is dry and oil-free. Moisture and oil mists may cause the media to clump and clog, resulting in sporadic abrasive circulate. We strongly advocate that you just mount a Moisture Separator as near the blaster as doable for greatest outcomes.

(Q) Which media ought to I exploit?
(A) When you’re utilizing a system that recycles media, Eastwood has a large assortment of specialised abrasives. Glass Bead and Aluminum Oxide are our hottest. See our Blast Media for particulars.

(Q) What about steel warping?
(A) Steel will be deformed by abrasive blasting, particularly when utilizing excessively excessive pressures with the nozzle too near the floor! This danger will be minimized through the use of the really helpful pressures and sustaining a couple of 3″-6” distance, and holding the nozzle at a couple of 45° angle to the floor.

(Q) Can abrasive blasting be dangerous to my well being?
(A) When utilizing any blast media, be sure you use correct eye, respiratory and clothes safety, particularly if utilizing atypical sand. Abrasive blasting with sand creates mud that may trigger respiratory harm often known as silicosis. Use one in all our recyclable media as an alternative to sand and be sure you put on acceptable NIOSH-approved respiratory safety.

SODA BLASTING FREQUENTLY ASKED QUESTIONS

  1. Why use soda for stripping paint?
    Reply: Soda is a delicate but efficient technique of paint elimination and is a a lot safer various to hazardous chemical strippers. It’s additionally a lot much less work than sanding, and it gained’t hurt the bottom floor or surrounding glass, rubber or trim like abrasive blasting would. Since it’s mild, you’ll be able to even strip fiberglass, plastics and aluminum with out harm.
  2. Will the soda take away rust?
    Reply: No. Bicarbonate of soda must be thought-about a stripping and cleansing agent. The soda crystals work by shattering on influence, which fractures and erodes paint coatings with out creating warmth or damaging the substrate. In actual fact, the unique floor is left easy and clear prefer it was by no means painted. When you additionally need to take away rust, contemplate the Eastwood Dual Blaster that permits you to change “on-the-fly” between soda and abrasive media, or a mixture of each!
  3. How is the soda thought-about a cleansing agent?
    Reply: Bicarbonate of soda is very efficient at eradicating grease and filth from engines, transmissions, gears, and many others. Since it’s not an abrasive, it won’t hurt delicate mechanical assemblies, wiring, strains and underhood elements.
  4. Is soda straightforward to scrub up?
    Reply: Sure, since it’s only “baking soda”, it’s inert and water-soluble. Not like abrasive media which have to be swept up, soda will be washed away. In fact it’ll velocity up the method should you seize most of it in plastic sheeting. The one environmental concern is within the eliminated coating particles.
  5. Can I exploit kitchen baking soda?
    Reply: No, you can not. Despite the fact that the soda-blasting media is actually the identical materials as family baking soda, it’s provided in a bigger crystal measurement, and is handled to assist forestall clumping within the strain vessel.
  6. Since a soda-blasted floor leaves no “tooth”, will paint adhere to it?
    Reply: Contemplating the truth that the manufacturing facility began out with clear, easy steel when the elements have been new, and so they efficiently painted them, a correctly prepped easy floor is the most effective floor with which to start out a paint job.
  7. I’ve heard that paint can fail when utilized over a soda-blasted floor, why is that?
    Reply: Soda blasting leaves behind a effective movie of pulverized bicarbonate of soda on a stripped floor. This movie, though having the additional advantage of stopping flash rust on a naked metal floor, will have an effect on paint adhesion if not eliminated first. Since soda is water-soluble, a radical wipe down with cloths dampened (not soaked) in scorching soapy water, rinsed and wrung ceaselessly, will take away this movie. This is a crucial step that’s typically neglected. As an added measure after wipe down, apply Eastwood Fast Etch to steel surfaces earlier than portray.
  8. Is soda media reusable?
    Reply: Though soda-blasting media is mostly thought-about a “one and carried out” materials, and the bulk turns to mud upon influence, a specific amount will be reclaimed for reuse supplied, after all, it’s totally sifted, clear and dry. In any other case the specifically designed precision passages within the soda-blasting equipment will develop into clogged.
  9. How a lot soda do I would like?
    Reply: It’s troublesome to find out that reply since so many variables come into play: air provide quantity and strain, coating thickness and hardness, nozzle measurement, media grade and extra. A chart offering media utilization per sq. inch based mostly on nozzle measurement, air quantity and time is included in every Eastwood soda-blasting equipment’ instruction e-book.
  10. Does it actually work? Have you ever used it?
    Reply: Sure, it actually works. We’ve 100s of hours of check outcomes on automobiles, door panels, automotive elements, metal, steel frames, forged iron, urethane, fiberglass, chrome and extra.
  11. What number of baggage will I would like?
    Reply: Relies upon what you’re doing and the way massive or small the undertaking. In case you are doing the average-size “muscle automobile”, it’ll take Eight to 10+ baggage. It is dependent upon many variables together with paint hardness, layers, compressor power, atmospheric humidity, ability, element degree you are trying to realize, materials you’re blasting (metal vs. fiberglass), and many others.
  12. How lengthy will it take to strip a complete automobile?
    Reply: Relies on the dimensions of the automobile and different variables. Common is 6 to eight+ hours.
  13. Which soda media ought to I get?
    Reply: For normal paint elimination on fiberglass or metal panels, or engines and associated elements, select the Automotive Medium Media 11806. For a automobile physique with a number of layers of paint, fillers, and many others., select the Automotive XL Media 11807. For functions the place there’s floor rust or pitting, or you want a profiled floor previous to portray, use the Rust Removal Profile XL 50494.
  14. What’s the distinction between the 50095 and the 50096?
    Reply: The principle variations are as follows: 50095 is designed for informal DIY use, has 100-lb. capability, and is imported. 50096 is designed for on a regular basis use, has 110-lb. capability, and is MADE IN THE USA.
  15. Why is the 11804 a lot costlier than the 50095 or 50096?
    Reply: It’s a a lot better industrial unit, constructed for the skilled person. The unit consists of an adjustable strain regulator to blast at high and low pressures; built-in water sprayer for mud management; industrial high-capacity hose and strain nozzle; ASME tank. It requires a high-volume, industrial compressor, and is MADE IN THE USA.
  16. Will it work with my air compressor?
    Reply: Passion compressors won’t work. You should have a compressor that may generate a minimal 20 cfm at 85 psi.
  17. How massive of an air compressor will I would like?
    Reply: You should have a compressor that may generate a minimal 20 cfm at 85 psi.
  18. Which retro-fit equipment do I would like for my sand-blaster?
    Reply: Our Universal Soda Blasting Retrofit Kit means that you can convert both a 3/8″ or half of″ strain blaster right into a soda blaster.
  19. What’s the clear hose for?
    Reply: That’s the purge hose used to empty unused media from the tank, and to clear a blockage ought to clumping happen.
  20. How lengthy do the nozzles final?
    Reply: Plain bicarbonate of soda will not be aggressive and won’t abrade the ceramic nozzle. We’ve been utilizing the identical two nozzles for the reason that starting of our assessments 100s of hours in the past with no seen put on. It will NOT be the case in case you are utilizing the Rust Removal Profile XL 50494.
  21. Do you promote alternative nozzles?
    Reply: Sure. Click here.
  22. Will soda media hurt the steel?
    Reply: It’ll go away structurally sound steel trying prefer it was by no means coated. You may strip the printing off an aluminum can with out damaging the steel.
  23. Will it take away rust?
    Reply: For functions the place there’s floor rust or pitting, or you want a profiled floor previous to portray, use our Rust Removal Profile XL 50494.
  24. Is it protected to make use of on fiberglass?
    Reply: Sure.
  25. How do I eliminate the media as soon as it has been used?
    Reply: Sweep-up extra media and dispose residue correctly. Remaining mud could also be merely rinsed away with water.
  26. Will it make a multitude in my storage?
    Reply: Sure, as will any media that you’d blast. Bear in mind you’ll haven’t any hazardous fumes as with chemical strippers, and you don’t danger “black lung” as you’ll blasting with coal slag!
  27. Why is the soda media so costly?
    Reply: It isn’t – evaluate the costs. Bicarbonate of soda is a pure mineral that’s mined, refined and processed within the western United States, and is comparable in value to Walnut Shells and Glass Bead. It is less expensive than Silicone Carbide, Poly Plastic, Aluminum Oxide and a few Glass Bead media. The media you select must be based mostly on the top outcomes you want to obtain.



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