The experiment results indicate that all performance indexes are in conformity with the requirements in JC/T422-2007 standard "Non-fired rubbish ganguebrick".
性能测试结果表明：免烧砖的各项性能指标符合JC/T 422—2007《非烧结垃圾尾矿砖》标准要求。
2
The economic costs were estimated according to the results of the extended-scale experimentation, which made the technique of ganguebrick-making approaching to perfect.
根据扩试结果进行经济成本估算等，使尾矿制砖技术更趋完善。
3
Conclusion: Make a suggestion for reduce the radiation levels of brick produce containing gangue for which accord with the national standard for building materials.