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- WR series is high purity naphthenic oil which produced via special refinery process.
WR-10 : Process oil/Insulating oil/Lubricant oil
WR-100: High end Motor or industrial lubricant oil
WR-300: Special lubricant oil
WR-400: Rubber process oil/Special lubricant oil/ Compound ingredient
WR-P300 Plasticizer for Resin,Paint and Varnish
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