1.0.1 This standard is applicable to the construction requirements of light weight castable lining, with high alumina cement as the cementing agent and 500~1300kg/m3 volume density, in petrochemical tubular fired heater. If there are specific requirements, they shall be indicated in the design documents.
1.0.2 During the implementation of this standard, it shall also comply with the provisions stated in current relevant mandatory standards.
1 General Provisions
2 Materials
3 Pre-construction Preparation
4 Construction and Quality Examination
4.1 Mechanical Spraying Method
4.2 Manual Tamping Method
4.3 Quality Examination
4.4 Re-lining and Repair at Joints
5 Curing
6 Baking
Appendix A Standards of Performance Test
Appendix B Light Weight Heal-resistant Lining Made of High Alumima Cement Haydite and Vermiculite (1:2:4)
Appendix C Inspection Rules of Castable
Wording Explanation
