. Journal. <T 10° 20° 30 40 60 60° IT 80 Fig. 8.—To show the Strength and Elongation ok Handmade and Machine-madePapers, tested at different angles. Hand-made shakes both ways. Half linen, half cotton. 25 lbs. , gelatine, 7*8 per cent. Cream wove ilinen) marfiine-m3de bank. 10 lbs. , gelatine sized. Backward and forward shake waterleaf. Sized with S3 per cent, gelatine. Backward and forward shake waterleaf. Unsized. Hand-made side to side shake waterleaf. Sized with 68 per cent, gelatine. Hand-made side to side shake waterleaf. Unsized. 780 JOURNAL OF THE SOCIETYJ OF CHEMICAL INDUST
. Journal. <T 10° 20° 30 40 60 60° IT 80 Fig. 8.—To show the Strength and Elongation ok Handmade and Machine-madePapers, tested at different angles. Hand-made shakes both ways. Half linen, half cotton. 25 lbs. , gelatine, 7*8 per cent. Cream wove ilinen) marfiine-m3de bank. 10 lbs. , gelatine sized. Backward and forward shake waterleaf. Sized with S3 per cent, gelatine. Backward and forward shake waterleaf. Unsized. Hand-made side to side shake waterleaf. Sized with 68 per cent, gelatine. Hand-made side to side shake waterleaf. Unsized. 780 JOURNAL OF THE SOCIETYJ OF CHEMICAL INDUSTRY. Wnly si, u 1 1 it- FIG. 9 —-^-^-^- -**—^~-*^—— FIG. II. o* o-s to /.s ri *»* *tf ».s *•» •<» ?*« •*•* (//m# of Ge/afm per/iWGrmj of H&tertsaf FIG. r j»- / »-» , --- Si .** «* ?*J J* Hi i 1 1 t J! r S J* & .5*-. u-t uo itsCrms. of oe/a/m per ZOO Crms. of Wjftrfeaf I : J * s *- 7 S 9 M of (Jeter, n /rer /00 Crms. of Hbfertn, Puff*J in CnxssPireer, •. m Afaewine Mean Putted in MachineDirection „ „ Cross M Mean Table 1. TentUt strength and percentage elongation of Water-leaf as used for Trials with different concentrations < Gelatin:— Breaking Strain in lbs. per inch width. Elongation at time of fracture. Machine Direction mean of 3 teste. CrossDirection mean of 5 teste. Mean of Machine and Cross Direction 8 teste. Batio when Machine = 100. Machine Direction on 50 mm. strips 8teste. Cross Direction do. 5 teste. Mean of Machine and Cross 8 teste. f- ? Mean ofaU teste 25-6325-7726-13 25-84 13-8015-4815-42 14-90 19-7320-6220-77 20-35 54-060-059-0 57-3 Per 3-14 Per 4-63 Per 3-89 iii i Table showing the
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectchemist, bookyear1882
