Protective clothing producer Delta Plus Group on Thursday posted flat first half turnover of $39.8 million but said it expects its full-year turnover to rise slightly from last year to between $89m and $93m. The firm, which makes protective apparel such as gloves and socks, said its domestic turnover fell 9.5 per cent to $21.1m while turnover from its foreign operations rose 6.3 per cent to $18.7m compared to the year-ago period.