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100% cotton Micro fibre / Polyester Microfiber

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Old 01-30-2007, 09:08 AM
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TOGWT
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Default 100% cotton Micro fibre / Polyester Microfiber

Micro fibre (Microfiber):
Micro fibre by definition (very small; involving minute quantities or variations) is not a fabric; but a yarn, that’s spun into thread, which is then used to weave a terry fabric. These ultra-fine yarns (2X as fine as silk and 100X finer than a human hair) are made form various sources, they can be made from many different materials, such as a 70% Polyester 30% Polyamide or a natural material such as cellulose, a plant carbohydrate.

This detailing towel AlpineFiber™ is made entirely of a blend of micro fibre cotton and pima cotton, 100% Cotton (50% Cotton Microfiber/50% Pima Cotton) Its scratch resistance has a lot to do with the way the fibres are processed and spun, there are too many factors to be able to say conclusively that natural fibres will not cause scratches and artificial fibres will. In my opinion, however, natural fibres are far less likely to scratch, flannel or cotton flannel is a very tight weave and it could scratch as it mats down easily, always try to stay with a terrycloth weave.

Product specific - DF Alpine™ - http://www.autogeek.net exceptionally soft, super absorbent terrycloth, the fabric is woven from a blend of micro fibre cotton and Pima Cotton; no artificial fibres of any kind are used in the weaving or sewing of this product. (For more information on cotton) - http://www.supima.com/faq/index.htm

The first material used to produce Microfiber was a combination of two DuPont fibres, polyester and polyamide, which is used as the core and polyester as the outer fibre, No matter how soft it feels polyester, being a plastic will scratch a paint surface on a microscopic level, which show up as towelling marks, which are longer scratches than the usual small swirl marks or micro marring, to check for polyester content see burn test

Keep in mind that the nature of this yarn is that it is an adsorbent; the reason polyester appears to absorb liquids is the many thousands of micro-fibres that collectively are encapsulating a lot of water. Once they become coated with detergent, polish or fabric softener, etc they loose there ability to be an absorbent.

The smaller the diameter of the yarn, the softer the fabric will feel, however this does not mean that its non-abrasive and will not cause scratches (this softness can also be chemically induced) Most Microfiber that originates from Asia and the Far East is fabricated from polyester or nylon by-products. Because the label says Microfiber is no assurance that the material is safe to use or that it is non-abrasive.

The most important criteria for any fabric used on a vehicle surface is its quality and scratch resistance.
Natural cellulose can be spun with long staple cotton and then woven into 100% natural looped terrycloth or velour, were the loops are trimmed to produce a fine nap (ideal for glass cleaning). This is very soft, absorbent, and non-abrasive and should not cause scratching. Once this type of fabric is washed two or three times, to remove any short fibres it will not leave a lint trail.

The principal structural chemical in cotton, wood, and most other plants is actually cellulose consisting of many small molecules linked together (monomers) in a chain or lattice like structure; both linen and cotton are natural plant fibres. Quality towels edge bindings are sewn with cotton thread, not polyester.

Regardless of material type or quality, a dirty micro fibre, or a 100% Cotton towel will scratch, Micro fibre has attractant properties, that is dirt, dust, and various other substances cling to it, which is one of the reasons that it works so well, but it is also a reason why you need to be extra careful when using towels on your paint

To ensure your towels and buffing clothes provide long-term use, wash them frequently in a liquid soap (Micro Restore) in hot (120oF<) water, add a teaspoon per towel distilled white vinegar, the vinegar doesn't coat the fibres but instead works to eliminate detergent residue and finally a thorough cold rinse. Always wash micro fibre separately and only with other micro fibre fabrics

The most important criteria for any fabric used on a vehicle surface is its quality and scratch resistance. A couple of ‘non-scientific tests’ you could use to assimilate wither or not a towel will cause scratches, they are not at all scientific nor 100% accurate, they are only indicative of what the towel may do to your paint surface, but then which is preferable to scratch a CD or your paint surface? Ensure the towels have been washed before carrying out these ‘tests’. If the towel does scratch the CD’s surface that doesn’t necessarily mean that it will scratch the vehicles paint, a CD has a much softer surface than automobile paint so use caution, initially trying an inconspicuous area

1) CD Scratch Test- with a micro fibre cloth, using medium to heavy pressure rub the data surface of a CD. If no scratching is evident then it probably won’t scratch the vehicles paint surface, be aware that the bindings can also cause scratching. On first use of a towel use it on an inconspicuous area first.

2) Burn Test- to test a material for polyester content, light a thread, if it emits a black wisp of smoke and then shrivels up into a black hard ball, its polyester and will probably scratch your paint.

Information resource-DF Alpine™ - (http://www.dftowel.com) Autogeek - http://www.autogeek.net/leabmi.html
Old 01-30-2007, 03:57 PM
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RallyJon
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Micro fibre by definition (very small; involving minute quantities or variations)
To clarify that one point, the literal definition of microfiber is a strand smaller than one denier. When you see a car care towel that claims to be "cotton microfiber" that's marketing spin. I'm sure it's nice, soft terry, though.

You know, now that I look, you're just cutting and pasting product spin from the mfr website. What's up with that?
Old 01-31-2007, 12:47 AM
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uzj100
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Actually, the DF Concourse Buffing Towel is a cotton MF towel--at least it used to be. I have some and they are without a doubt my favorites for final buffing. However, I've seen newer versions of this towel and they don't seem to be the same as the ones I've got, even though they're still on various product web sites and are called the CBT



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