WEIR Oil & Gas
Novatech® pistons combine a proprietary high temperature polyurethane engineered to withstand temperatures up 149°C (300°F) with a flexible lip. These pistons accommodate liner sizes of 4.5-inches, 5-inches, 5.5-inches, 6-inches and 6.5-inches.
Manufactured of SAE 4340 alloy steel, each piston uses a single 110 durometer material compared to more traditional dual durometer designs and is rated to 7,500 psi.
Single 110 Durometer Flex-lip design rated to 148.9°C (300°F)