The big man, who made his debut against India, broke the previous record held by Australia's Warwick Armstrong who weighed 133-139 kgs.
Cornwall, an off-spinner by skill, made most of the extra bounce he got form the turning Jamaican track. The spinning all-rounder, in his Test match debut, bowled 27 overs out of the 90 giving just 69 runs and taking the important wicket of Test batting specialist Cheteshwar Pujara.
In recent years, 26-year-old has fared well in the in the four-day domestic competitions as well; he has picked over 260 wickets at a healthy average of 23.9.
Agarwal, who made an impressive fifty praised Rakheem for his tight spin bowling and said: "Rakheem is very, very (consistent), he forms good clusters and he keeps bowling those areas. I thought it wasn't very easy to score off him."
"We took our time and it was very important for Virat and me to actually get a partnership going and it was important that one of us went on to score big."
"He definitely gets a lot more bounce compared to many other spinners. He just keeps hitting those lengths," he added.