FOAM WIPER BALLS FOR WIPE ID OF DRILL PIPES FROM CMT, MUD, BRINE OR DEBRIES HAVING SIZE 150MM COMPLY WITH THE ANNEXURE-B. Foam wiper balls be able to wipe the I.D of drill pipe or tubing strings of cement, fluids or debris. They will be used to separate fluids. Wiper Balls should be made of high quality natural rubber and can be used in a temperature range of 40°F(4°C) to 302°F(150°C). The balls should be able to pass through small restrictions without being damage. Wiper Balls can be loaded into drill pipe or tubing connections easily passing through internal upset restrictions such as mechanical settings tools, diverters, and liner running tools. Specifications, ·         Size:  150mm + 2mmt ·         Density:   160-180kg/m3 ·         Weight:   350g+20g ·         Typical wiping Range: 4.75” to 2.00” (120.70mm to 50.8mm) ·         Minimum Restriction:   0.875” (22.2mm) ·          Material:  Natural Rubber ·         Elongation at Break:  920% ·         Tensile Strength:  28N/m2 ·         Heat/Cold Consistency:  +80°C/-40°C