Founded in 2015, SEPPE is a trusted global supplier of engineered aluminum oxide and industrial mineral solutions for demanding applications.
Our core products include sintered bauxite proppants, calcined bauxite, fused alumina, blasting abrasives, and hollow microspheres, serving the oil & gas, refractories, foundry, surface preparation, and abrasives industries.
Operating a 75,000 m² manufacturing base with an annual capacity of 100,000 tons, SEPPE delivers consistent quality, reliable supply, and technical expertise to customers in more than 50 countries worldwide.
In 2026, SEPPE continues to maintain stable supply of SGA Alluvial River Garnet for blasting, waterjet cutting, filtration, and surface preparation, supported by controlled processing, screening, washing, packaging, and export delivery.
Rotary kiln calcined bauxite offers more consistent performance through better heat distribution, stable density development, and improved batch reliability. This makes it a strong choice for refractory, abrasive, and high-friction surface treatment applications.
Black streaks after stainless steel blasting are not always simple surface dust. This guide explains the common causes, quick checks, and prevention steps to reduce contamination and rework.
CONTACT US
SEPPE TECHNOLOGIES
XINXIANG OFFICE ：Renmin East Road, Xinxiang, Henan, CHINA ：0086.373.5858.717 ：info@seppe.cn
ROCK NEW MATERIALS ：Xiabao, Xiaoyi, Lvliang, Shanxi, CHINA ：0086.183.1759.1931 ：info@seppe.cn
