Tungsten tipped chain blades work well on chainsaws used to cut bamboo.
boc
> I just think tungsten carbide will keep its edge for way, way, way longer
> than even the hardest steel.
> Regards, Matt
>
>
>
> From: "'Aslandra' aslandra@embarqmail.com [bamboo-plantations]"
> <bamboo-plantations@yahoogroups.com>
> To: bamboo-plantations@yahoogroups.com
> Sent: Thursday, 14 April 2016, 4:02
> Subject: Re: [bamboo-plantations] Bamboo Biomass Mechanized Harvester /
> Chipper
>
> Ah. I have a question. I am thinking that the silica has at least two
> effects: abrasive >>> chipping of cutting edge abrasive >>>
> friction >>> heat >>> degradation of cutting edge I am wondering why it
> would be cost effective to keep replacing handheld blades (manual
> harvesting) but not to keep replacing the blades in a machine ? A side
> question: given the cost of a machine, how much more costly would it be to
> apply a coating on the blades and/or to use a differently tempered metal
> ? -Aslandra ----- Original Message ----- From: 'Hans J. Kleine'
> hjkleine@floripa.com.br [bamboo-plantations] To:
> bamboo-plantations@yahoogroups.com Sent: Wednesday, April 13, 2016 9:42
> AMSubject: RES: [bamboo-plantations] Bamboo Biomass Mechanized Harvester /
> Chipper
> Dear Read, Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â My friend Raphael is a
> designer and devoted himself to the study and use of bamboo for a decade,
> but abandoned the subject some years ago and lives nowadays in
> Paris/France. There are two pulp and paper companies in Brazil using
> bamboo as a raw material: one is called Cepasa or Celulose e Papel de
> Pernambuco S. A., a pulp and paper mill of the João Santos Group located
> in the northeastern state of Pernambuco, the other is Penha Papéis e
> Embalagens, located in the state of Bahia. The second discontinued the use
> of bamboo for paper, but decided to use it for energy generation. Some
> other companies of the ceramic sector are using bamboo also for energy.
> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â As far as I know, none of those companies
> are using mechanical biomass harvesters yet, although they are available
> as you can find easily searching Google for this topic. The mechanical
> harvest and chipping of bamboo is similar to the same operation with small
> diameter trees, but the higher silica content of bamboo causes early wear
> out of cutting tools. This could be the reason not to use this type of
> equipment, but this is only my guess. Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â If
> you want to know more about the use of bamboo in Brazil, have a look at
> the following article
> http://www.revistaopapel.org.br/noticia-anexos/1429277844_8a47ecf889f6c2e83ab532a70c82e6da_1666124705.pdf.
> Unfortunately you will have to translate it from Portuguese. Best
> regards, Hans J. Kleine www.bambusc.org.br Florianópolis/Santa Catarina
> State Brazil  De: bamboo-plantations@yahoogroups.com
> [mailto:bamboo-plantations@yahoogroups.com]
> Enviada em: terça-feira, 12 de abril de 2016 16:34
> Para: bamboo-plantations@yahoogroups.com
> Assunto: [bamboo-plantations] Bamboo Biomass Mechanized Harvester /
> Chipper
>
>
>
>
> My name is Read Flusser and I've been following this group for a while --
> what a great resource! Thank you for all the great posts by experienced
> growers. I have been researching commercial biomass production from
> bamboo for advanced biofuels at Columbia University in New York for over
> a year and it seems that the biggest challenge to scaled operations in
> higher wage areas is the mechanized harvesting equipment. The Brazilian
> companies working with bambusa vulgaris are supposedly harvesting
> mechanically according to a post by Raphael Moras de Vasconcellos-- does
> anyone happen to know what they were using for this? Or a contact of
> someone who might know these details? (Raphael's email bounced back)
> Thank you for any information you can provide! Best, Read
>
>
>
>
> #yiv7060284775 #yiv7060284775 -- #yiv7060284775ygrp-mkp {border:1px
> solid #d8d8d8;font-family:Arial;margin:10px 0;padding:0
> 10px;}#yiv7060284775 #yiv7060284775ygrp-mkp hr {border:1px solid
> #d8d8d8;}#yiv7060284775 #yiv7060284775ygrp-mkp #yiv7060284775hd
> {color:#628c2a;font-size:85%;font-weight:700;line-height:122%;margin:10px
> 0;}#yiv7060284775 #yiv7060284775ygrp-mkp #yiv7060284775ads
> {margin-bottom:10px;}#yiv7060284775 #yiv7060284775ygrp-mkp
> .yiv7060284775ad {padding:0 0;}#yiv7060284775 #yiv7060284775ygrp-mkp
> .yiv7060284775ad p {margin:0;}#yiv7060284775 #yiv7060284775ygrp-mkp
> .yiv7060284775ad a {color:#0000ff;text-decoration:none;}#yiv7060284775
> #yiv7060284775ygrp-sponsor #yiv7060284775ygrp-lc
> {font-family:Arial;}#yiv7060284775 #yiv7060284775ygrp-sponsor
> #yiv7060284775ygrp-lc #yiv7060284775hd {margin:10px
> 0px;font-weight:700;font-size:78%;line-height:122%;}#yiv7060284775
> #yiv7060284775ygrp-sponsor #yiv7060284775ygrp-lc .yiv7060284775ad
> {margin-bottom:10px;padding:0 0;}#yiv7060284775 #yiv7060284775actions
> {font-family:Verdana;font-size:11px;padding:10px 0;}#yiv7060284775
> #yiv7060284775activity
> {background-color:#e0ecee;float:left;font-family:Verdana;font-size:10px;padding:10px;}#yiv7060284775
> #yiv7060284775activity span {font-weight:700;}#yiv7060284775
> #yiv7060284775activity span:first-child
> {text-transform:uppercase;}#yiv7060284775 #yiv7060284775activity span
> a {color:#5085b6;text-decoration:none;}#yiv7060284775
> #yiv7060284775activity span span {color:#ff7900;}#yiv7060284775
> #yiv7060284775activity span .yiv7060284775underline
> {text-decoration:underline;}#yiv7060284775 .yiv7060284775attach
> {clear:both;display:table;font-family:Arial;font-size:12px;padding:10px
> 0;width:400px;}#yiv7060284775 .yiv7060284775attach div a
> {text-decoration:none;}#yiv7060284775 .yiv7060284775attach img
> {border:none;padding-right:5px;}#yiv7060284775 .yiv7060284775attach
> label {display:block;margin-bottom:5px;}#yiv7060284775
> .yiv7060284775attach label a {text-decoration:none;}#yiv7060284775
> blockquote {margin:0 0 0 4px;}#yiv7060284775 .yiv7060284775bold
> {font-family:Arial;font-size:13px;font-weight:700;}#yiv7060284775
> .yiv7060284775bold a {text-decoration:none;}#yiv7060284775
> dd.yiv7060284775last p a
> {font-family:Verdana;font-weight:700;}#yiv7060284775
> dd.yiv7060284775last p span
> {margin-right:10px;font-family:Verdana;font-weight:700;}#yiv7060284775
> dd.yiv7060284775last p span.yiv7060284775yshortcuts
> {margin-right:0;}#yiv7060284775 div.yiv7060284775attach-table div div
> a {text-decoration:none;}#yiv7060284775 div.yiv7060284775attach-table
> {width:400px;}#yiv7060284775 div.yiv7060284775file-title a,
> #yiv7060284775 div.yiv7060284775file-title a:active, #yiv7060284775
> div.yiv7060284775file-title a:hover, #yiv7060284775
> div.yiv7060284775file-title a:visited
> {text-decoration:none;}#yiv7060284775 div.yiv7060284775photo-title a,
> #yiv7060284775 div.yiv7060284775photo-title a:active, #yiv7060284775
> div.yiv7060284775photo-title a:hover, #yiv7060284775
> div.yiv7060284775photo-title a:visited
> {text-decoration:none;}#yiv7060284775 div#yiv7060284775ygrp-mlmsg
> #yiv7060284775ygrp-msg p a span.yiv7060284775yshortcuts
> {font-family:Verdana;font-size:10px;font-weight:normal;}#yiv7060284775
> .yiv7060284775green {color:#628c2a;}#yiv7060284775
> .yiv7060284775MsoNormal {margin:0 0 0 0;}#yiv7060284775 o
> {font-size:0;}#yiv7060284775 #yiv7060284775photos div
> {float:left;width:72px;}#yiv7060284775 #yiv7060284775photos div div
> {border:1px solid
> #666666;height:62px;overflow:hidden;width:62px;}#yiv7060284775
> #yiv7060284775photos div label
> {color:#666666;font-size:10px;overflow:hidden;text-align:center;white-space:nowrap;width:64px;}#yiv7060284775
> #yiv7060284775reco-category {font-size:77%;}#yiv7060284775
> #yiv7060284775reco-desc {font-size:77%;}#yiv7060284775
> .yiv7060284775replbq {margin:4px;}#yiv7060284775
> #yiv7060284775ygrp-actbar div a:first-child
> {margin-right:2px;padding-right:5px;}#yiv7060284775
> #yiv7060284775ygrp-mlmsg {font-size:13px;font-family:Arial, helvetica,
> clean, sans-serif;}#yiv7060284775 #yiv7060284775ygrp-mlmsg table
> {font-size:inherit;font:100%;}#yiv7060284775 #yiv7060284775ygrp-mlmsg
> select, #yiv7060284775 input, #yiv7060284775 textarea {font:99% Arial,
> Helvetica, clean, sans-serif;}#yiv7060284775 #yiv7060284775ygrp-mlmsg
> pre, #yiv7060284775 code {font:115% monospace;}#yiv7060284775
> #yiv7060284775ygrp-mlmsg * {line-height:1.22em;}#yiv7060284775
> #yiv7060284775ygrp-mlmsg #yiv7060284775logo
> {padding-bottom:10px;}#yiv7060284775 #yiv7060284775ygrp-msg p a
> {font-family:Verdana;}#yiv7060284775 #yiv7060284775ygrp-msg
> p#yiv7060284775attach-count span
> {color:#1E66AE;font-weight:700;}#yiv7060284775 #yiv7060284775ygrp-reco
> #yiv7060284775reco-head {color:#ff7900;font-weight:700;}#yiv7060284775
> #yiv7060284775ygrp-reco
> {margin-bottom:20px;padding:0px;}#yiv7060284775
> #yiv7060284775ygrp-sponsor #yiv7060284775ov li a
> {font-size:130%;text-decoration:none;}#yiv7060284775
> #yiv7060284775ygrp-sponsor #yiv7060284775ov li
> {font-size:77%;list-style-type:square;padding:6px 0;}#yiv7060284775
> #yiv7060284775ygrp-sponsor #yiv7060284775ov ul {margin:0;padding:0 0 0
> 8px;}#yiv7060284775 #yiv7060284775ygrp-text
> {font-family:Georgia;}#yiv7060284775 #yiv7060284775ygrp-text p
> {margin:0 0 1em 0;}#yiv7060284775 #yiv7060284775ygrp-text tt
> {font-size:120%;}#yiv7060284775 #yiv7060284775ygrp-vital ul
> li:last-child {border-right:none !important;}#yiv7060284775
>
>
>
>
------------------------------------
Posted by: boc@earthcare.com.au
------------------------------------
+++++++++++++++++++++++++++++++++
http://www.facebook.com/BambooPlantations
To unsubscribe from this group, send an email to:
bamboo-plantations-unsubscribe@yahoogroups.com
------------------------------------
Yahoo Groups Links
<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/bamboo-plantations/
<*> Your email settings:
Individual Email | Traditional
<*> To change settings online go to:
http://groups.yahoo.com/group/bamboo-plantations/join
(Yahoo! ID required)
<*> To change settings via email:
bamboo-plantations-digest@yahoogroups.com
bamboo-plantations-fullfeatured@yahoogroups.com
<*> To unsubscribe from this group, send an email to:
bamboo-plantations-unsubscribe@yahoogroups.com
<*> Your use of Yahoo Groups is subject to:
https://info.yahoo.com/legal/us/yahoo/utos/terms/
