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C9021 14黑色 耐水解 食品級(jí)POM Hostaform 滑動(dòng)元件 汽車領(lǐng)域 

Hostaform C 9021是一種結(jié)晶聚縮醛-聚甲醛（POM）共聚物。對(duì)化學(xué)品（溶劑、燃料和強(qiáng)堿）、磨損、長(zhǎng)期疲勞、蠕變、水解、應(yīng)力開裂、熱降解和氧化降解具有良好的抵抗力。具有高剛度、硬度、韌性、優(yōu)異的回彈性、良好的熱變形溫度（至100°C）、熱穩(wěn)定性、良好的滑動(dòng)性能和低吸濕性。適用于注塑和片材及薄膜擠出加工。用于汽車工程、精密工程、電氣電子行業(yè)和家用電器。符合RoHS、PFOS和PFOA。

Hostaform C 9021 is a crystalline polyacetal polyoxymethylene (POM) copolymer. Exhibits good resistance to chemicals (solvents, fuels & strong alkalis), wear, long-term fatigue, creep, hydrolysis, stress cracking, thermal and oxidative degradation. Possesses high rigidity, hardness, toughness, excellent resilience, good heat distortion temperature (to 100°C), thermal stability, good slip properties and low moisture absorption. Is suitable for processing by injection molding and sheet- & film extrusion. Used in automotive engineering, precision engineering, electric and electronic industry and domestic appliances. Complies with RoHS, PFOS and PFOA.