纸柏辊 filled roll

纸柏管 paper insulating tube

黑纸柏 graphite jointing

红纸柏垫 red jointing

红纸柏 red fiber

高压夹铜丝石棉纸柏 high pressure asbestos metallic jointing

夹铜丝石棉纸柏垫 asbestos metallic jointing

柏油纸 asphalt paper ; rubbed pitched kraft paper ; Tarred Paper ; pitched paper

厚柏纸 millboard