The manufacture of rubber goods : a practical handbook for the use of manufacturers, chemists, and others . Fig. 71. Fig 71a. heated with hot air, and the goods are then vulcanised* by meansof a dilute solution of chloride of sulphur (1:600), and driedoff again. Finally, they are polished with a carefully filteredsolution of shellac, a fine brush being used for the purpose. Careshould be taken that the solution does not skin over and thatquite a thin coating is put on, otherwise it will flake off andcrease. Pava . 10,000 gms. Vermilion 500 gms. Golden sulphide . 2,500 „ Brown substitute . 3,50
The manufacture of rubber goods : a practical handbook for the use of manufacturers, chemists, and others . Fig. 71. Fig 71a. heated with hot air, and the goods are then vulcanised* by meansof a dilute solution of chloride of sulphur (1:600), and driedoff again. Finally, they are polished with a carefully filteredsolution of shellac, a fine brush being used for the purpose. Careshould be taken that the solution does not skin over and thatquite a thin coating is put on, otherwise it will flake off andcrease. Pava . 10,000 gms. Vermilion 500 gms. Golden sulphide . 2,500 „ Brown substitute . 3,500 „ Vermilion 500 ,, C. Lopori Golden sulphide , 10^00 „. 3*00 ,, Para . 7,500 „ Kassai . 2,500 „ Barytes . 4,000 „ Golden sulphide . 2,500 „ 158 RUBBER MANUFACTURE. 10. Bands and Rings.—These small articles form, like eraserrubber, important articles of commerce. The manufacture of themis not at all difficult, but it is essential that the goods shouldnot become brittle should they remain unused for a considerabletime. Most red bands, in their various sizes, have to stand considerab
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Keywords: ., bookcentury1900, bookdecade1910, bookidmanufactureo, bookyear1919
