Biodegradable Temporary Plugging Agent Ball With A Knot https://www.eastnewmaterial.com/Biodegradable-Temporary-Plugging-Agent-Ball-With-A-Knot.html It provides a multifunctional, efficient and economical alternative to temporary plugging agent, temporary plugging ball and bridge plug in well completion operations. The product is composed of high-strength degradable fibers, with adjustable degradation time, density and customized size; it can effectively seal round and irregular wellbore. Product Features (1) The biodegradable polymer material is used, and there is no pollution. (2) The material has high tensile strength and yield strength, and the product has high compressive strength; (3) It can be completely degraded in the downhole liquid environment; (4) It can be customized according to the holes and cracks, and the size can be adjusted; Grade WK30 WK50 WK70 WK90K WK90 WK120 WK150 Operating temperature °C 20-40 40-60 60-80 80-90 90-120 120-150 150-180 Density g/cm3 0.8-1.6 0.8-1.6 0.8-1.6 0.8-1.6 0.8-1.6 0.8-1.6 0.8-1.6 diameter mm 14-30 14-30 14-30 14-30 14-30 14-30 14-30 Dissolving time/h 6-60 6-60 6-60 6-60 6-60 6-60 6-60 Dissolution rate, % ≥95 ≥95 ≥95 ≥95 ≥95 ≥95 ≥95 Compressive strength, Mpa 40-70 40-70 40-70 40-70 40-70 40-70 40-70 Remark Size can be customized