CHP series UHP fluoropolymer check valves provide low cracking and reseal pressure and contain wetted components that meet SEMI Standard F57-0301 for ultrahigh-purity system components.
| Working Pressures | Up to 80 psig (5.5 bar) |
| Media Temperature | 50 to 185°F (10 to 85°C) |
| Body Material | |
| Small Body | Modified PTFE |
| Medium Body | PFA |
| Cracking Pressure | |
| Small Body | Less than 1.5 psig (0.11 bar) |
| Medium Body | Less than 0.9 psig (0.07 bar) |
| Reseal Pressure | Up to 0.5 psig (0.04 bar) |
| Flow Coefficient | Up to 4.1 |
| End Connections | |
| Type | Fine thread flare, Nippon Pillar® Super 300 |
| Size | Small body: 1/4 and 3/8 in.; 6 and 10 mm |
| Medium body: 1/2 and 3/4 in. | |
