Troy Corporation said it completed the acquisition of DBM Blending B.V. of Moerdijk, The Netherlands.   Financial terms were not disclosed.   Included in the acquisition is a state-of-the-art manufacturing facility near Rotterdam.   “Troy is experiencing unprecedented growth,” said W. Brian Smith, EVP & COO of Troy Corporation. “This acquisition enhances Troy’s manufacturing capabilities, which further extends the company’s ability to meet the needs of customers in Europe and worldwide...