Introduction Rubber pipe plugs is also called inflatable rubber test balloon in market. It is mainly made of rubber materials. Some types is equipped with strong canvas material to make it bear higher pressure. Our rubber pipe plugs include multi size type and single size type, it is mainly used for testing or repairing pipeline in all kinds of industry, so customer can make a choice as their requirements. Feature 1.Practically economy. It could be used in cast iron pipeline plug, glass fiber reinforced plastics pipeline plug, PVC, PPR pipeline plug, double wall spiral pipeline plug and so on. 2.Service for plugging, and leak hunting. 3.Cylindrical type. It is easy to stuff the pipeline and it has good plugging effect. 4.Decay resistance. 5.Light weight and convenient to take. 6.Easy to construct. Specification Diameter Min Pipe Size Max Pipe Size Length Inflated pressure DN50 50mm 70mm 116mm 1.0-1.2 Bar DN75 75mm 100mm 136mm 0.8-1.0 Bar DN98 98mm 200mm 180mm 0.6-0.75 Bar DN100 100mm 150mm 170mm 0.75-0.85 Bar DN150 150mm 200mm 220mm 0.65-0.75 Bar DN180 180mm 350mm 500mm 0.45-0.7 Bar DN200 200mm 250mm 300mm 0.6-0.7 Bar DN230 230mm 400mm 550mm 0.55-0.65 Bar DN250 250mm 300mm 370mm 0.55-0.6 Bar DN300 300mm 350mm 400mm 0.55-0.6 Bar DN350 350mm 400mm 450mm 0.5-0.55 Bar DN380 380mm 600mm 800mm 0.35-0.55 Bar DN580 580mm 800mm 1000mm 0.25-0.4 Bar DN780 780mm 1200mm 1370mm 0.1-0.2Bar Note: 1. DN98, DN180, DN230 is our new design 2. All Dimension can be made higher pressure type with pulling ring 3. DN98-DN780 can be made with bypass 4. Above 1200mm diameter is single type plugs Accessories 1.Pressure gauge 2.Air hose with joint 3.Pulling rope (only for bigger dimension)