Tony Mårtensson had two goals and two assists for Olympic gold medallist Sweden, who rebounded from a disappointing 4-2 loss to Switzerland the day before.
Karl Fabricius, Kenny Jonsson, Richard Wallin, Marcus Nilson, Mattius Weinhandl and Anton Strålman also scored for Sweden.
Sweden currently lie third in Group E following a disappointing defeat at the hands of Switzerland earlier in the week.