The zeolite called Oya stone releases negative ions spontaneously, rather than electrically!
"Daitōishi" is a stone characterized by high fire resistance and alpha waves. In tests conducted at 900 degrees Celsius for 2 minutes, it was found that at a thickness of 30 cm, the heated surface only changed in color without any other alterations, and the temperature transmitted to the outer surface was 25 degrees. Additionally, within the space of this product, the average occurrence rate of alpha wave content was 10.5 times per minute, confirming that it is a relaxing space where alpha waves were sufficiently observed. 【Features and Effects】 ■ High fire resistance ■ Alpha waves ■ Deodorizing effect ■ Acoustic effect ■ Negative ions *For more details, please refer to the PDF materials or feel free to contact us.
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basic information
【Other Features】 ■ Cation exchange effect by zeolite ■ Higher sound absorption rate compared to concrete and glass ■ Adaptable to acoustic spaces such as halls ■ Mineral with sponge-like small holes ■ Releases negative ions naturally, not electrically *For more details, please refer to the PDF document or feel free to contact us.
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【Applications】 ■ Thermal storage materials, kilns, around wood stoves, saunas, etc. ■ Acoustic spaces such as halls ■ Recording studios and concert venues *For more details, please refer to the PDF document or feel free to contact us.
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Company information
Yamanami Stone Co., Ltd. is a long-established company that has been manufacturing and selling Oya stone products for four generations. Even though it is referred to as Oya stone, the properties, colors, hardness, aging changes, and discoloration tendencies vary depending on the quarry. At Yamanami Stone Co., Ltd., we are engaged in the extraction and processing of Oya stone products from the same geological layer. We strive to ensure that our customers can use our products with confidence. We would be delighted if you could fully enjoy the charm of the limited rare stone "Natural Art" Oya stone, which is quarried only in Oya, Utsunomiya City, Tochigi Prefecture, Japan. Oya stone is useful not only as a building material but also in various scenes such as lamps and pizza ovens. Please enjoy the features of Oya stone, the satisfaction unique to natural stone, and the affection, healing, and tranquility it brings.
