Mars Plastic eraser
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Description
[Staedtler, Germany] A trademark for a white vinyl eraser. First manufactured in 1967, Mars Plastic 526 50 erasers are composed of polyvinyl chloride with calcium carbonate fillers. Mars Plastic erasers leave copious small white crumbs that can be removed with vacuuming (Estabrook, 1989). Surface pH measurement of the Mars Plastic erasers gave a neutral value of 7.66 (Estabrook, 1989). They are sulfur-free.
Synonyms and Related Terms
Product name: Mars® plastic 526 50
Risks
- Decomposes with heat evolving hydrogen chloride fumes
- Staedler: datasheet Accessed Oct 2025
Resources and Citations
- E. Estabrook "Considerations of the Effect of Erasers on Cotton Fabric" JAIC 28:79-96, 1989. Link
- E. J. Pearlstein, D. Cabelli, A. King, & N. Indictor :Effects of Eraser Treatment on Paper" JAIC 22(1):1-12, 1982. Link
- Staedtler product information sheet at: https://www.staedtler.com/us/en/products/pencils-and-accessories/erasers/mars-plastic-526-50-eraser-in-premium-quality-526-50-up/