The invention relates to a translucent red-chestnut-color calcined 
Umber odorless 
polyurethane wood 
lacquer and a preparation method thereof, wherein the translucent chestnut-red-color calcined Umberodorless 
polyurethane wood 
lacquer comprises a component A and a component B according to a weight ratio of 1:0.5, the component A comprises an odorless 
alkyd resin, matting 
powder, a dispersing agent, a chestnut-red-color 
pigment paste, a leveling agent, an antifoaming agent, an anti-
settling agent and a 
solvent, and the component B is a 
benzene-free curing agent using TDI, HDI 
trimer or an 
adduct as a main component. According to the present invention, the prepared translucent chestnut-red-color calcined 
Umber odorless 
polyurethane wood 
lacquer does not contain aromatic hydrocarbons, 
aldehyde ketone and 
heavy metals, and the odorless effect is achieved at 48 h after the wood lacquer is coated to form the film; the wood lacquer does not precipitate during the storing, and further has characteristics of good leveling property, good hand feeling, high scratch resistance and no ghost; after the woodware is coated with the wood lacquer, the 
wood grain is clear and thorough, and the furniture is elegant, noble, simple and natural, can make people feel elegant and comfortable, is adapted to the modern aesthetics, and is popular in the market and is loved by customers; and the translucent chestnut-red-color calcined 
Umber odorless polyurethane wood lacquer is widely used for the surface decoration protection of woodware, metals, plastics and the like.