Are you looking to use ERC1155?
There is currently an open issue: https://github.com/OpenZeppelin/openzeppelin-solidity/issues/1728 to add ERC1155 to OpenZeppelin.
Some background reading on ERC1155 for the community:
There is an informal process for adding new contracts to OpenZeppelin:
Housekeeping: I added to the topic name and moved to #openzeppelin category