How to Block Knitting Acrylic

How to Successfully Block Knitting Acrylic: A Step-by-Step Guide

Do your finished knitting projects often seem a bit off-kilter? Trust us, we understand completely. After tackling numerous acrylic yarn projects ourselves, we too have experienced this common hurdle.

Don’t worry though – in this blog post, you’ll discover thoroughly tested methods to successfully block your knit items made of acrylic yarn for that polished and professional look.

Are you ready to produce pieces with smoother drapes and stunning shapes? Let’s dive right into it!

Main Highlights

  • Wet blocking gives knitting projects a professional look. Soak the piece in water and lay it flat to air dry.
  • Washer and dryer method is fast for small items. Wash on gentle, then dry slowly while checking measurements as you go.
  • Steam blocking uses heat from an iron to change shape. Keep iron above the yarn, don’t touch it; too much heat kills acrylic fiber!
  • Spray – blocking sprays the project lightly with water before pinning into place to dry out certain areas.
  • Hair Dryer Blocking involves wetting your knit item, laying it flat, pinning down its sides then using a hairdryer set at cool setting to fully evaporate any residual moisture.

In this Guide

Materials Needed for Blocking Acrylic Yarn

To successfully block acrylic yarns, you need a few essential materials such as a blocking board or foam, a tape measure and possibly other handy tools.

Blocking Board/ Foam

A blocking board or foam is a must-have for any knitter working with acrylic yarn. These tools provide the firm, flat surface necessary to successfully reshape and set your projects.

Moistening the board before use can prevent unwanted sliding of your work while it dries. For larger pieces or when dealing with multiple items, consider using a blocking mat for added convenience.

This also ensures moisture gets evenly distributed across your piece so there’s no distortion once dry. Your hard work deserves to be displayed at its best and trust us, nothing will help you achieve that better than taking time to block on a proper surface like these!

Tape Measure

A tape measure is a vital tool in our arsenal when it comes to blocking acrylic yarn for any of your knitting projects. With accurate measurement, we ensure that the project does not shrink or stretch out of shape during the blocking process.

We use it to check the size of our work before and after blocking, helping us achieve smoother drape and professional look in our finished pieces.

The best part about utilizing a tape measure during this stage is its simplicity. Just lay your knitted piece on a flat surface like an ironing board or blocking mat, measure along straight edges and diagonals if necessary while ensuring symmetry.

How to Successfully Block Knitting Acrylic

Not every project will require rigorous measuring but for those requiring precision—like garments, shawls with specific stitch patterns – having the perfect readiness brings immeasurable satisfaction.

This way the hard work spent crafting your masterpiece pays off as you see each detail coming together beautifully post-blocking.

Other Essential Tools

We can also make use of foam puzzle piece blocks. These versatile tools offer a firm base for your knitting project, akin to the blocking board. Moreover, they’re designed with a 1-inch grid on their surface to facilitate precise measurements.

Remarkably resistant to the wetting process, these blocks are less likely to slip during blocking operations. On another note, rust-proof t-pins secure our fabric while in progress.

They safeguard against unwanted movement and maintain the garment’s shape throughout the blocking process. Lastly, but certainly not least comes into play our reliable friend – the flexible tape measure.

This tool activates an accurate check of measurements both before and after we block our beloved acrylic projects! With these instruments at hand, each step towards perfection becomes easier and more efficient in your knitting journey!

Different Methods of Blocking Acrylic Yarn

There are several techniques you can use for blocking acrylic yarn. Some popular methods include wet blocking, where the entire piece is soaked in water before being shaped and allowed to dry.

For larger projects or those with intricate designs, consider washer and dryer method that involves cleaning your project in a washing machine then drying it on low heat while gently reshaping it.

Steam blocking is another option that uses steam from an iron to relax the fibers and allow them to be molded into shape, but remember not to touch hot iron directly on your acrylic project as this could ‘kill’ (melt) the yarn thus ruining your hard work.

Alternatively, spray blocking might be best for smaller pieces which involves spritzing the knit piece lightly with lukewarm water using a simple household spray bottle and shaping it whilst damp then letting air dry completely.

Last but not least, try the method of utilizing a hairdryer set at cool setting if traditional options don’t work – great particularly for amigurumi.

Wet Blocking

Discover how Wet Blocking can transform your acrylic yarn knit projects. Here are the steps to follow in this preferred method:

  1. Fill a bowl or sink with lukewarm water. Add a gentle wool wash or mild soap if desired.
  2. Place your finished project into the water, ensuring it’s fully soaked.
  3. Let it rest for about 15 minutes, soaking the acrylic yarn thoroughly.
  4. After soaking, carefully remove your project and press out any excess water without twisting or wringing the fabric.
  5. Spread out a towel on a flat surface, like an ironing board or blocking mat.
  6. Lay your project on the towel and adjust it to its proper shape and size using measurements taken prior.
  7. If required, use rust-proof blocking pins or T-pins to secure corners and straight edges of intricate pieces such as doilies and shawls.
  8. Apply even tension throughout your piece avoiding any stretch out of shape until you achieve the smoother drape desired for completed knits.
  9. Leave your project alone allowing sufficient air dry time.

Washer and Dryer Method

Using the washer and dryer method to block acrylic yarn projects can be a quick and efficient approach. This technique provides a practical solution for small knit projects made with synthetic fibers. It’s important to note that this method may not suit larger projects or delicate stitch patterns.

  1. Weave in all ends on your acrylic project prior to starting.
  2. Place your knit pieces in the washing machine, ensuring they have enough space.
  3. Use a gentle wool wash cycle and lukewarm water – too much heat might cause your project to stretch out of shape.
  4. Once the cycle is complete, remove your project promptly from the washer.
  5. Transfer your project into the dryer on a cool setting.
  6. Keep an eye on it! Check your work frequently during the drying process so it does not over – dry.
  7. Measure your finished piece periodically with your tape measure for accuracy; Acrylic yarn can be resistant to shrinking and stretching but we want to prevent misshapen items.

Steam Blocking

Steam blocking presents a reliable method for shaping acrylic yarn projects. Here’s how we can navigate this process:

  • Place your knit project on the blocking board.
  • Ensure it’s spread out and in the right shape.
  • Using your tape measure, check that all dimensions correspond to the pattern instructions.
  • Take a steam iron, filled with water, and set it to the highest steam setting.
  • Maintaining a safe distance of about two inches, hover the iron over your project. Do not touch the fabric with your iron!
  • Allow steam to penetrate into the fibers of your work, but be cautious! Too much heat can kill acrylic fibers, causing them to lose their elasticity permanently.
  • Keep moving slowly over the entire surface until you’ve steamed each section of your project.
  • Let it air dry completely before removing from the blocking board. It’s crucial not to rush this step; remember patience pays in knitting!
How to Successfully Block Knitting Acrylic

Spray Blocking

As knitters, we value precision and control over our projects. One of the techniques that offer these benefits is spray blocking, an effective method for handling acrylic yarn:

  • It starts with preparing your workspace to lay out the project. An absorbent surface like a blocking mat or an old towel will do.
  • Get a clean spray bottle filled with cool or lukewarm water at hand.
  • Following the completion of your knitted piece, lay it flat on the work surface.
  • Begin spraying the area you intend to block, spreading enough water to dampen but not soak it entirely.
  • Start pinning your stitches using rust – proof pins on your blocking mat, focusing on maintaining straight edges and desired shape.
  • Continue until all areas are dampened, pinned down and shaped according to pattern specifications.
  • Allow it to air dry completely without disrupting its form.

Blocking with a Hair Dryer

Learning to block with a hair dryer can significantly enhance your knitting experience. Here’s how you do it:

  1. Start by thoroughly wetting your finished knitted project. Acrylic yarn, being less absorbent than natural fibers, may take some time to fully saturate.
  2. Next, squeeze out any excess water from the knitted piece gently. You want it damp, not dripping.
  3. Lay your damp knitwear on a flat surface or blocking board.
  4. Proceed by using an ironing board or a firm surface and cover it with an old pillowcase or towel.
  5. Use rust – proof pins to pin down the corners of your item carefully following its desired shape.
  6. Make sure you measure the dimensions accurately with a tape measure to maintain consistency across larger projects.
  7. Now grab your hair dryer and set it on a cool air setting before applying it to the acrylic yarn directly in a continuous motion – remember, too much heat can disfigure acrylic fibers!
  8. Continue drying until all dampness disappears entirely from your synthetic fiber garment and ensuring that they don’t stretch out of shape while in the process.
  9. Finally, unpin your now perfectly blocked acrylic project from the blocking mat for use or display.

Tips for Success

In this section, we dive into some common questions about blocking acrylic yarn. We clarify when it’s best to weave in ends before blocking and discuss if acrylic yarn blocks well, shedding light on the responses to help you achieve the best results possible from your knitting project.

Can 100% Acrylic Yarn be Blocked?

Absolutely, 100% acrylic yarn can be successfully blocked. While some knitters used to believe that only natural fibers could benefit from the process of blocking, times have changed.

We’ve found wet blocking particularly beneficial for treating this type of synthetic fiber; it not only combats acrylic’s tendency to stretch out of shape but also lends your knitted project a neater appearance with a smoother drape.

The trick is in proper technique and control during execution — using an optimal balance between water and temperature to avoid damaging the yarn or causing shrinkage. To ensure uniform pattern size and minimize distortion, always employ tools like a blocking board or mat while steam setting your workpiece.

Keep in mind though, excessive heat may permanently alter the texture (or ‘kill’) acrylics so use caution when adjusting temperature controls on your ironing board or hairdryer!

Should I Weave in Ends Before Blocking?

We advise weaving in the ends before blocking, especially when working with acrylic yarn. This technique stabilizes your work and aids in achieving that professional look you desire.

Moreover, it ensures an even fit and drape on your finished project. It’s critical to do this step mindfully – taking care not to pull too tight or leave too loose ends, which could result in a distorted final piece after blocking.

Integrating this process into your knitting routine can significantly enhance the overall visual appeal and feel of your handmade items.

Does Acrylic Yarn Block Well?

You bet it does! Acrylic yarn responds quite well to blocking, despite some common misconceptions. Among the different types of yarns, acrylic is favored for its ability to hold a specific shape once blocked.

Just ensure your preferred method suits your project’s requirements and follow the correct process. Wet blocking, spray blocking or steam blocking can all be used effectively with acrylic, each offering unique benefits.

So yes, whether you’re aiming for neat corners in granny squares or desiring smoother drapes in shawls – properly blocked acrylic yarn will bring out the best in your knitting projects!

How to Successfully Block Knitting Acrylic

Before you go…

By mastering acrylic yarn blocking techniques, you’re adding a valuable skill to your knitting toolbox. These methods enable you to provide the finishing touch needed for a professional-looking knitted project.

Not only will this enhance the appearance and feel of your work, but it also increases longevity by preventing stretching and misshaping. Once you start using these tried-and-true techniques for blocking acrylic yarns, every knit piece will look better than ever!


1. What is the best way to block acrylic yarn knitting projects?

The best way to block acrylic yarn knitting projects involves using specific methods like steam blocking or wet blocking — with tools such as a steam iron, spray bottle and a blocking mat.

2. How does one use the steam blocking method on acrylic fibers?

You apply gentle heat from a steam iron held above the knitted piece, ensuring not to make direct contact due to high heat sensitivity of Acrylic fibers. A cover with plastic wrap will protect your project while adding moisture for reshaping.

3. Can I use an alternative instead of an iron for this process?

Absolutely! If you don’t have a hot iron, other items that generate steam like a garment steamer or hair dryer can be employed in its place.

4. Is washing necessary prior before implementing the blocking process?

For some larger projects or those mixed with natural fibres, washing might be advisable providing it’s done gently possibly by hand wash in cold water with mild detergent and then towel dry any excess water out..

5.What kind of pins are suited for pinning down my knit pieces during the stretch procedure on my grading board?

Rustproof pins are recommended to secure your knitted pieces into desired shape without damaging either your work or your pattern cutting board when applying tension during seaming

6.Is there anything else I should monitor while undertaking initial cord preparation procedures?

Monitoring size changes meticulously is important especially if you’re doing gauge swatch tests at pre-wash stages; avoid exposing parts of synthetic fiber contents – like acrylic blend – to too much heating near project skip points otherwise it kills their stretching-resistance properties.

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