CGM high-strength non-shrinkage grouting material standard GB/T 50448 - 2008

grouting standard CGM high-strength non-shrinkage grouting material of national standard, detailed answers for you here! First of all, all kinds of grouting material should implement GB/T50448 - 2008 'cement grouting material technical specification for application of all kinds of basic technical indicators! Second, special type and the special properties of grouting material should perform standard in GB/T50448 - 2008 'cement grouting material application technical specifications', based on the coupled with special performance of relevant indicators or special types of descr! Such as: high temperature resistant grouting material, in addition to conform to the standard, also must have a high temperature resistant test, high temperature resistance measurements must conform to the state, formulate the national standard of cement base material of high temperature resistant! Grouting material products must have test report, certificate of approval, so as to guarantee the quality of construction requirements, these are my company, so the quality is guaranteed. Note: the national test report ( The third party test report) And is not everything. This test report is in accordance with the national standards for testing, the data is the highest authority. But also indicate the time test results for the sample is responsible for!