292 The Philippine Journal of Science ms 



Table I. — Dimensions of machine-cleaned coir filam,ents from, Laguna husks. 



Total length of 

 filament. 



Cross-sectional dimensions at twopoints 

 that divide the filament into thirds. 



1 

 Remarks. ' 











Width. 



Thickness. 





mm. 



in. 



mm. 



in. 



mm. 



in. 





189 



7.44 



1 0.939 



1 0. 889 



0.037 

 0.035 



0.482 

 0.584 



0.019 

 0.023 



fVery coarse filament. 



205 



8.08 



1 0. 888 

 1 0. 660 



0.035 

 0.026 



0.609 

 0.508 



0.024 

 0.020 



[ Do. 



299 



11.77 



1 0. 685 

 1 0. 609 



0.027 

 0.024 



0.432 

 0.457 



0.017 

 0.018 



rCoarse elliptical-sectioned filament. 



261 



10.28 



1 0. 558 

 1 0. 533 



0.022 

 0.021 



0.330 

 0.381 



0.013 

 0.015 



[Coarse filament. 



271 



10.67 



1 0.533 

 I 0. 508 



0.021 

 0.020 



0.457 

 0.355 



0.018 

 0.014 



1 Do. 



273 



10.75 



I 0.584 

 1 0. 457 



0.023 

 0.018 



0.533 

 0.330 



0.021 

 0.013 



[Coarse filament with a marked 

 I taper. 



236 



9.25 



1 0. 457 

 I 0. 381 



0.018 

 0.015 



0.406 

 0.279 



0.016 

 0.011 



[Medium filament. 



229 



9.03 



1 0. 254 

 1 0.178 



0.010 

 0.007 



0.229 

 0.178 



0.009 

 0.007 



Fine filament. 



115 



4.53 



1 0.203 

 I 0. 178 



0.008 

 0.007 



0.178 

 0.152 



0.007 

 0.006 



[Very fine circular-sectioned fil- 

 j ament. 



119 



4.68 



1 0. 178 

 1 0. 152 



0.007 

 0.006 



0.127 

 0.162 



0.005 

 0.006 



[Very fine filament. 



Table II. — Dimensions of 



retted 



coir fiUmients from Ilocos Sur.* 



Total length of 

 filament. 



Cross-sectional dimensions at two points 

 that divide the filament into thirds. 



Remarks. 











Width. 



Thickness. 





mm. 



in. 



mm.. 



171. 



mm. 



in. 









1 0.838 



0.033 



0.608 



0.020 



ICoarse filament, elliptical in cross 







1 0. 787 



0.031 



0.508 



0.020 



1 section. 



278 



10.95 



1 0. 685 

 1 0. 584 



0.027 

 0.023 



0.432 

 0.558 



0.017 

 0.022 



fCoarse filament. 



290 



11.42 



1 0. 685 

 1 0.381 



0.027 

 0.015 



0. 633 

 0.381 



0.021 

 0.015 



j Do. 



264 



10.39 



1 0.635 

 1 0.584 



0.025 

 0.023 



0.432 

 0.356 



0.017 

 0.014 



ICoarse filament, elliptical in cross 

 1 section. 



235 



9.25 



[ 0.634 

 1 0. 508 



0.025 

 0.020 



0.381 

 0.406 



0.016 

 0.016 



1 Do. 



246 



9.69 



1 0. 406 

 I 0. 127 



0.016 



0.005 



0.305 

 0.127 



0.012 

 0.005 



^Fine filament. 



251 



9.89 



1 0. 305 

 1 0. 178 



0.012 

 0.007 



0.254 

 0.152 



0.0 to 

 0.006 



[Fine filament, circular in cross 

 1 section. 



220 



8.66 



1 0. 203 



0.008 



0.178 



0.007 



IVery fine filament, circular in cross 



1 0. 102 



0.004 



0.102 



0.004 



J section. 



240 



9.45 



1 0. 152 

 I 0. 127 



0.006 

 0.006 



0. 162 

 0.127 



0.006 

 0.006 



fVery fine filament. 



1 



161 



5.95 



1 0. 152 

 1 0. 102 



0.006 

 0.004 



0.152 

 0.102 



0.006 

 0.004 



1 Very fine filament, circular in cross 

 1 section. 



' Any pulp adhering to the filament was scraped off before calipering. 



