![]() ![]() They’re both economy monomeric calendared vinyls. So now that we’ve reviewed the specs for ORACAL 641, the nagging question is, why would you use 641 matte instead of 631, which, by the way, comes in over 70 matte colors. Advantages & Trade-offs: 631 vs 641 Matte This is one of the attributes sign makers have come to rely on over the years. A ‘bad batch’ of ORACAL vinyl is a rarity. This produces a remarkable degree of consistency. They operate some of the industry’s most technologically advanced manufacturing facilities. One of the other significant characteristics of ORACAL 641, and ORAFOL products in particular, isn’t found on the tech data bulletin. Consult our Transfer Tape and Vinyl Application Guide for details. This technique, referred to here as the ‘ Oracal flip tip’ is the price you pay for that awesome weeding. Sometimes you have to turn your graphics face down and remove the liner from the top. It doesn’t come up unless you work at it. The reason it’s so easy to weed is the vinyl’s tight adhesion to the liner. ORACAL vinyl is known and loved for its excellent weeding values. ORACAL’s technical data bulletin claims the liner provides “excellent weeding and release values”. ![]() 641 comes on an 84# silicone-coated release liner. After 24 hours, the measured adhesive strength of ORACAL 641 on stainless steel is 3.7lb/in². This is a bit of a misnomer because any adhesive will become permanent over time, but permanent adhesives achieve their full bonding power more quickly than removable adhesives. More on that later.Ħ41 comes on a permanent acrylic adhesive. This makes it easy to weed, but not so easy to release. And because it’s an ORACAL product, the face film is relatively stiff and dense. As an economy calendared vinyl, it’s designed primarily for application on flat surfaces and simple curves. Until now, it’s been characterized by 57 gloss and two matte colors. It’s a monomeric PVC vinyl with a face film measuring 2.75 mil thick. ORACAL 641 is an economy calendared self-adhesive film. ORACAL already has an economy matte calendared vinyl in 631, so what makes 641 Matte vinyl different? Overviewīefore we tackle the 631 vs 641 matte question, let’s review some basics. These are a few of the reasons ORAFOL recently added 21 new matte colors to ORACAL 641 economy calendared vinyl. The new wave of indoor commercial and craft vinyl applications calls for something more permanent and easier to apply. Matte vinyl to the rescue! Sure, removable matte vinyl has been around for over a decade. Indoor signage must deal with multiple light sources and therefore, distracting reflections. Many of these new applications are indoors on walls, windows, and floors.Īs vinyl increasingly moves indoors, traditional glossy films are less practical. Retailers, realtors and other traditional customers now want to customize their worlds too. ![]() And as decals proliferate in our world, professional sign makers find new markets for vinyl with their core customers. Tech-savvy crafters discover vinyl cutters and realize there are all kinds of things around them that cry out for decals. As technology becomes more accessible, people find new uses for familiar things.
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