PRESSURE RELIEF SOLUTIONS  Fike is a leader in bursting disc and rupture disc innovation. Fike pressure relief products are compliant with global code regulations and are designed to meet or exceed industry requirements for rupture disc performance, reliability, and quality. From safeguarding your manufacturing processes to protecting your safety relief valves (SRV's), Fike rupture discs and pressure relief products are part of the critical path to lowering your costs and helping you achieve higher profitability.




Pressure Relief
Installatiion & Maintence
  Pre-Torqueable Holder
  Insert Holder

The Poly-SD rupture disc


Design Scored, Forward-acting

Size Range 0.5 24 in 15 - 600 mm  
Burst Pressure Range 20 3000 PSIG 1.38 - 206.8 BARG 1.40 - 210.92 KG/CM2

Tolerances ±5% except 40 PSIG/2.76 BARG and below which is ±2 PSIG/.1 BARG


The versatile Poly-SD rupture disc can be used in liquid, vapor and two phase flow and is available in a large variety of materials. Specifically designed to help prevent material buildup on the rupture disc, the Poly SD ideal for polymerization processes.