Fig. 1. Typical process for producing molding materials recycled using film packaging wastes
Fig. 2. Typical stress-strain curve in compression
Fig. 3. Typical stress-strain curve in tension
Fig. 4. Typical stress-strain curve in flexure
Fig. 5. Comparison of compressive strength between the present tests and LDPE, HDPE, and precast concrete
Fig. 6. Comparison of modulus of elasticity in compression between the present tests and LDPE, HDPE, and precast concrete
Fig. 7. Comparison of tensile strength between the present tests and LDPE, HDPE, and precast concrete
Fig. 8. Comparison of modulus of elasticity in tension between the present tests and LDPE, HDPE, and precast concrete
Fig. 9. Comparison of flexural strength between the present tests and LDPE, HDPE, and precast concrete
Fig. 10. Comparison of modulus of elasticity in flexure between the present tests and LDPE, HDPE, and precast concrete
Table 1. Test specimen
Table 2. Test results in compression
Table 3. Test results in tension
Table 4. Test results in flexure
Table 5. Typical mechanical properties(in MPa) of LDPE, HDPE and pre-cast concrete(PC)
References
- ASTM D638, D695, D790. (2012). Annual Book of ASTM Standards: V. 4.02, ASTM International, West Conshohocken, Pennsylvania., USA.
- EPR. (2018). Extended Producer Responsibility, http://www.iepr.or.kr/epr/irdt/eprPrdcOrRspnRyclSstm5.do
- KCI. (2012). KCI Concrete Design Code, Korea Concrete Institute, Korea.
- LG Chem. (2018). http://www.lgchem.com/kr/ncc-po/hdpe-high-density-polyethylene/product-detail-PDBBB000
- Seo, D.S., Kang, C.Y., Park, Y.K., Choi, J.Y. (2016). A Study on Efficient Recycling of Agricultural and Livestock Wastes as Resources, Research Report by KREI, Korea.
- Yang, K.H., Kwon, S.J. (2018). Film Packaging Wastes Recycling Molding Product Demonstration Business, Research Report by Korean Recycled Construction Resources Institute, Korea.