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r 磁铁矿又名精铁矿，经过水洗加工浮选。是制造氧化铁黑的原料，用于摩擦材料的填料时，可替代铬铁矿提供摩擦系数，耐磨性不及铬铁矿。它在摩擦行业中主要和还原铁粉，钢纤维在半金属摩擦材料中起到减摩作用，使其制品系数稳定。r

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r Magnetiter

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r  It also known as the iron ore concentrate, whichris processing of flotation after washing.And it is the manufacture oxidermaterial of black iron , friction material for filling, can replace therchromite provide friction coefficient, wear resistance less than chromite. Inrfriction industry it mainly and reduced iron powder, steel fiber inrsemi-metallic friction materials play a role in reducing friction, making therproduct stability coefficient.r

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r 产品技术指标 rTechnical Indicesr

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r r 项目Projectr r	r r 单位Unitr r	r r 指标Technical Indicatorsr r
r r 比重 Densityr r	r r g/cm3r r	r r 4.8-5.3r r
r r 莫氏硬度 Mohs’ hardness scaler r	r r  r r	r r 5.5-6.0r r
r r 熔点 Melting pointr r	r r ℃r r	r r 1538r r
r r 粒度  sizer r	r r meshr r	r r 120r r
r r Fe含量 Fe contentr r	r r %r r	r r ≥85r r

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