HDPE round flap valve

HDPE flap valve Combine the Performances of FRP material flap valve and HDPE flap valve. With HDPE as matrix material and high-performance fibers as reinforcing materialIt takes shape in high temperature and pressure by once This material is a thermoplastic and a polar resin with high crystallinityMelting point:130°CRelative density: 0.941 1.960Good heat resistance and cold resistanceBetter Chemical stability and good mechanical properties1. Caliber size: round DN 300mm DN2000mm square 300mm 3000mm 2. Working medium: with a ph of industrial, domestic sewage, seawater, river water, with a weak 3. 3. Acid alkali industry, domestic sewage, seawater. 4. Working temperature : ≤60°C 5. Working pressure: 1-1.6mpa 6. Seal type: lip-shape seal, hollow round pipe seal 8. Open angle of flap valve cover : 1-75° 9. Use life: more than 30 years. Unit:mm model DN D D1 L n-Φ JY-HDPE-Y-4-0.25-300 300 440 395 216 8-Φ18 JY-HDPE-Y-4-0.25-400 400 540 495 225 8-Φ18 JY-HDPE-Y-4-0.25-500 500 654 600 236 8-Φ18 JY-HDPE-Y-4-0.25-600 600 755 705 262 8-Φ18 JY-HDPE-Y-4-0.25-700 700 860 810 286 12-Φ20 JY-HDPE-Y-4-0.25-800 800 975 920 315 12-Φ20 JY-HDPE-Y-4-0.25-900 900 1075 1020 339 12-Φ20 JY-HDPE-Y-4-0.25-1000 1000 1175 1120 368 12-Φ20 JY-HDPE-Y-4-0.25-1200 1200 1405 1340 403 12-Φ20 JY-HDPE-Y-4-0.25-1300 1400 1630 1560 436 16-Φ22 JY-HDPE-Y-4-0.25-1600 1600 1830 1760 502 16-Φ22 JY-HDPE-Y-4-0.25-1800 1800 2045 1970 533 20-Φ28 Notice: D=Maximum diameter D1= Hole center distance L= Overall height . The size in this table can be designed and produced according to the demand of the user.