Guar gum prices advanced Rs 191 to Rs 8,270 per five quintal in futures trade on Friday as investors created fresh bets on firm spot demand.
On the National Commodity and Derivatives Exchange, guar gum contracts for November rose by Rs 191, or 2.36 per cent, to Rs 8,270 per five quintal with an open interest of 960 lots.
Restricted arrivals from growing regions aided the rise in guar gum future prices, traders said.