Polystyrene Spherical Beads-PB Technical Data Sheet Polystyrene Spherical Beads-PB Polystyrene Spherical Beads-PB are high-performance sandblasting microspheres made of polystyrene. Suitable for extremely delicate, surface-sensitive workpieces with extremely high requirements for surface finish, such as in the medical and aerospace industries. High Non-toxic materials, in line with medical safety requirements. transparency, light transmittance over 90%. No residue, simplifying the subsequent cleaning process. Uniform high particle size ensures a consistent sandblasting effect. Precise spherical size to avoid clogging the workpiece slot. Good rigidity and chemical resistance, long service life. Certified with ISO9001 and ISO14001 standards. Designation and available sizes Part Designation Screen size PHYSICAL PROPERTIES Texture of Material Grain Shape Particle Color True Specific Gravity Bulk Density Stretching Force Bending Stress Water Absorption Rate 23℃ Molding Shrinkage Rate Surface Resistivity HDT Melting Point Smell Iron Content Spherical particles Part Designation Screen size MAIN APPLICATIONS Numerical Value sensitive electronics and precision rubber parts； Polystyrene+antistatic Sphere Grind for medical device and equipment manufacturing； Transparent white Clean molds to optimize surface finish； Precision blast aerospace parts to avoid cracks； Standard tests in optics and scientific research. JiangSu Henglihong Industrial Co., Ltd. Shuofang Industrial Park, Xinwu District, Wuxi City, Jiangsu Province 25kg PE bag + box + pallet Larger size bags available upon request Henglihong www.hlh-js.com Henglihong www.hlh-js.com