Overview
Lead rubber protective sheet is a composite material combining lead particles embedded in a rubber matrix. It is engineered to provide effective shielding against ionizing radiation while maintaining flexibility for ease of use in various applications. The material is commonly used in environments where radiation protection is critical, such as hospitals, dental clinics, and nuclear power plants. Unlike solid lead sheets, lead rubber offers superior adaptability, making it ideal for protective garments (e.g., aprons, thyroid collars) and modular shielding panels. Its development dates back to the mid-20th century, coinciding with advancements in radiology and nuclear technology.
Physical and Chemical Properties
The material's density ranges from 4 to 6 g/cm³, depending on the lead content, which typically constitutes 60-80% of the sheet by weight. The rubber matrix—often natural rubber or synthetic variants like neoprene—provides elasticity and resistance to tearing. Lead rubber sheets are impervious to water and most chemicals, though prolonged exposure to oils or solvents may degrade the rubber. Key physical properties include a soft, pliable texture that allows for cutting and shaping without specialized tools. The sheets are available in thicknesses from 0.5 mm to several centimeters, with lead equivalence ratings (e.g., 0.25 mm Pb to 2 mm Pb) indicating their shielding effectiveness.
Main Applications
In the medical sector, lead rubber is widely used for X-ray room barriers, protective curtains, and wearable gear like aprons and gloves. Its flexibility ensures comfort for healthcare workers during prolonged use. Industrial applications include shielding for radiography testing in pipelines and aerospace components, where it conforms to irregular surfaces. The nuclear industry relies on lead rubber for portable shields and reactor maintenance. Its durability and resistance to radiation-induced brittleness make it preferable to pure lead in dynamic environments. Emerging uses include space radiation protection and laboratory equipment shielding.
Safety and Storage
Handling requires precautions due to lead toxicity. Avoid generating dust during cutting or sanding, and use PPE like gloves and masks. Contaminated tools should be cleaned thoroughly. Storage should be in a well-ventilated area, stacked flat to prevent creasing, and away from ozone sources (e.g., electric motors) that can degrade rubber. Disposal must comply with hazardous waste regulations due to lead content. Recycling through certified processors is recommended. Inspect sheets periodically for cracks or peeling, which can compromise shielding performance.
B2B Procurement Guide
When sourcing lead rubber sheets, prioritize suppliers with ISO 13485 (medical-grade) or ISO 9001 certifications. Key specifications to confirm include lead equivalence, tensile strength (minimum 5 MPa), and compliance with standards like ASTM D2000 or IEC 61331-1. Custom sizes and adhesive-backed variants are available for specialized needs. For cost efficiency, consider bulk purchases, but ensure proper storage capacity. Samples should be tested for flexibility and attenuation using radiation dosimeters. Chinese manufacturers often offer competitive pricing, but verify export compliance for lead-containing materials.
Related Manufacturers
- 主营：防辐射围领、防辐射衣、防辐射帽、医用射线防护系列制品、医用射线防护服、医用射线防护手套、医用射线防护面罩、医用射线防护眼镜、医用射线防护帘、防辐射裙、摄片架
- 主营：PP、ABS、PC、橡胶、PC/ABS、PC/PBT、PA尼龙、高温尼龙、PPS、LCP、PA46、PPA、PA9T、PA6T、弹性体、热熔胶EVA/EAA/EBA/EMA
- 主营：防辐射材料、防辐射门、防辐射屏风、铅桶、铅玻璃、防辐射铅门、2mm铅板、纯铅板、防辐射铅板、射线防护工程、铅屏风、铅箱、铅罐、配重铅块、射线防护、辐射防护、铅砖、铅板、铅门、铅粒、重晶石粉、硫酸钡砂、医用门、钢质门
- 主营：蛭石、硅藻土、椰糠、稻壳碳、金刚砂、玻璃粉、麦饭石、火山石、重晶石、高岭土、白炭黑、玻璃砂、贝壳粉、氧化铁、重钙、沸石
- 主营：防辐射施工、防辐射材料、医用门、防辐射铅门、防辐射铅板、铅板施工、射线防护工程、铅板铅门、铅玻璃铅门、防护铅门、放疗科防护、注射防护屏风、铅砖、工业探伤防护、不锈钢铅门、辐射防护施工、探伤门、探伤防辐射、工业探伤门
- 主营：橡胶支座、橡胶减震器、橡胶止水带、网架橡胶垫块、阻尼器、约束支撑、抗震球铰型支座
- 主营：自动门、硫酸钡砂、气密门、6mm铅板、ect铅门、3mm铅板、8mm铅板、2mm铅板、5mm铅板、室铅门、防护门、4mm铅板、x光铅门、dr室铅板、ct室铅板、防护材料、自动铅门、铅门、铅 屏风、铅玻璃、加速器防护门、探伤房、探伤门、MR核磁屏蔽
- 主营：桥梁伸缩缝、模数式伸缩缝、梳齿板伸缩缝、橡胶支座、板式橡胶支座、橡胶止水带、盆式支座、球型支座
- 主营：橡胶垫块、橡胶隔震支座、球饺支座、抗震滚轴支座
- 主营：桥梁伸缩缝、钢纤维、止水带、板式橡胶支座、盆式支座
- 主营：防吐霜剂、防吐白剂、防粘剂、橡胶促进剂、橡胶硫化剂、橡胶防老剂、隔离剂、耐磨剂、止滑剂
- 主营：桥梁伸缩缝、模数式伸缩缝、梳齿板伸缩缝、橡胶板式伸缩缝、板式橡胶支座、铅芯支座、橡胶棒、桥梁支座、盆式支座、球形支座、球铰支座、抗震支座、铰钢支座、滑移支座、凿毛带、密封胶、止浆带、抗震锚栓、伸缩装置、滑动支座、固定支座、止水带、止水条、卸落块、止水胶
- 主营：球形滑动支座、桥梁伸缩缝、网架支座、桥梁橡胶支座、抗震球形支座、球铰支座
- 主营：聚乙烯亚胺、三甘醇二异辛酸酯3G8、三硫代碳酸钠40%、三盐基硫酸铅、TS-1钛硅分子筛、六氯环三磷腈、5-甲基靛红、烷基苯磺酸酯、苯基次磷酸钠、甲巯咪唑、吡啶硫酮锌、焦磷酸哌嗪、热敏材料、油酸甲酯、曲酸
- 主营：橡胶支座、伸缩缝
- 主营：工业级白油、食品级白油、食品酒精、硬脂酸铅、无水乙醇、白凡士林、三乙醇胺、溶剂油、P507萃取剂、二甲基丙烯酰胺、正十二烷、8-羟基喹啉、阻聚剂701、聚乙二醇、三乙二醇、桐油、1227杀菌剂、乙醇钠、乙酸乙酯、二甲苯
- 主营：L-半胱氨酸、L-苯丙氨酸、L-谷氨酸、硬脂酸铅厂家、L-蛋氨酸、维生素A、维生素B1、维生素B12、维生素B2、维生素B5、维生素B6、维生素C、维生素D3、维生素E、D-生物素、阿拉伯胶、刺槐豆胶、瓜尔豆胶、果胶 高酯果胶 低酯、海藻酸钠、黄原胶、结冷胶 低酰基结冷胶、聚丙烯酸钠、卡波姆
- 主营：塑料增韧剂、相容剂、溶剂型TPU、液体橡胶、橡胶粉末、聚丁二烯橡胶RB系列、英全SBS、可发性聚苯乙烯EPS、改性TPU
- 主营：黄糊精、松醇油、氨基磺酸、氧化铅、戊二醛、五氧化二钒、福美钠、二号浮选油、牛油脂肪酸、漂粉精、九水硫化钠、氨基锂、次氯酸钙、蛋白胨、羟基乙叉二膦酸、苯甲醇、苯亚磺酸钠、氯铂酸、硅酸镁铝、草酸亚铁、草酸钛钾、甲基磺酸铋、牛骨蛋白胨、苄基胂酸、氟化氢钾
- 主营：球铰支、调坡器、穿线盒、橡胶支座、卸落架、弹簧管、铰支座、导水管、收水盒、排水管、接线盒、卸落块、预埋板、泡沫棒、钢支座、钢纤维、发泡板、集水盒、异型钢、密封胶、集水槽、泄水管、接线箱、止浆条、透水管、灌缝胶