The Resilient Seated Knife Gate Valve from Controtek Global is made to offer dependable, leak-proof shut-off in harsh industrial settings where managing slurries, abrasive fluids, and solids-laden media is crucial. These valves, which have a sturdy elastomeric seat, cushion the gate to provide superior sealing performance, reducing wear and extending valve life. The flexible seat material is perfect for processes that need reliable isolation because it guarantees bubble-tight closure even at low pressure. The valve's sturdy knife gate mechanism effectively removes suspended solids and thick media, avoiding clogging and guaranteeing smooth operation.
Resilient Seated Knife Gate Valve - Technical Specification | |
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Manufacturer | Controtek Global |
Valve Type | Resilient Seated Knife Gate Valve |
Body Material | Stainless Steel (SS304, SS316), Carbon Steel (ASTM A216 WCB), or Duplex Stainless Steel |
Gate Material | Stainless Steel or Carbon Steel |
Seat Material | Resilient Elastomers: EPDM, NBR, or similar elastomeric compounds |
Size Range | 2” to 48” (DN50 to DN1200) |
Pressure Rating | ANSI Class 150, 300, 600 (based on size and application) |
Temperature Range | -29°C to +120°C (-20°F to +250°F), depending on seat material |
End Connections | Wafer, Lug, Flanged (ANSI B16.5), or Custom |
Operation Type | Manual, Pneumatic, Electric Actuation |
Stem Type | Rising or Non-Rising Stainless Steel Stem |
Stem Packing | PTFE, Graphite, or combination for effective sealing |
Leakage Class | Class VI (bubble-tight shut-off) |
Face-to-Face Dimensions | As per MSS-SP-81 / Manufacturer Standard |
Mounting Standard | ISO 5211 compliant for actuator mounting |
Testing Standards | API 598, MSS-SP-81, EN 12266-1 (Shell and Seat Leakage Tests) |
Coating (Optional) | Epoxy or other protective coatings available |
Weight | Varies depending on size and material |
Applications | Mining, Chemical, Water & Wastewater Treatment, Pulp & Paper, Food & Beverage, Petrochemical |