{"id":2442,"date":"2017-05-22T08:41:03","date_gmt":"2017-05-22T08:41:03","guid":{"rendered":"https:\/\/www.ketabkhun.com\/gear\/double-envelope-worm-gear.html"},"modified":"2026-06-23T10:56:37","modified_gmt":"2026-06-23T10:56:37","slug":"double-envelope-worm-gear","status":"publish","type":"post","link":"https:\/\/www.ketabkhun.com\/gear\/double-envelope-worm-gear.html","title":{"rendered":"Double Envelope Worm"},"content":{"rendered":"<h2>Double Envelope Worm<\/h2>\n<p><strong>Double Envelope Worm<\/strong> is presented as an industrial transmission component for machinery repair, replacement or custom manufacturing. Material grade, tooth profile, module, pressure angle, heat treatment, accuracy and mounting dimensions should be confirmed from drawings or an original sample.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale55.jpg\" alt=\"double envelope worm gear\" \/><br \/>\nImage of double envelope worm gear<\/p>\n<h3 class=\"alpha-title\">Quick Details: <\/h3>\n<ul class=\"alpha-ali\">\n<li>Shape:Rack Gear<\/li>\n<li>Place of Origin:Shanghai, China (Mainland)<\/li>\n<li>Model Number:M1-M10<\/li>\n<li>Brand Name:Success<\/li>\n<li>Material:Steel<\/li>\n<li>Processing:Die Casting<\/li>\n<li>Standard or Nonstandard:Standard<\/li>\n<li>material:c45 steel<\/li>\n<li>Surface treatment:Rust proofing<\/li>\n<li>function:drive<\/li>\n<\/ul>\n<div style=\"clear:both\"><\/div>\n<h3 class=\"alpha-title\">Related Video: <\/h3>\n<p><iframe loading=\"lazy\" src=\"https:\/\/drive.google.com\/file\/d\/0B_Qz2h1-Y02pR252aTNsMEVlb1E\/preview\" width=\"100%\" height=\"480\"><\/iframe><\/p>\n<div style=\"clear:both\"><\/div>\n<h3 class=\"alpha-title\">Description: <\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale276.jpg\" alt=\"double envelope worm gear\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale180.jpg\" alt=\"double envelope worm gear\" \/><br \/>\n<img decoding=\"async\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale175.jpg\" alt=\"double envelope worm gear\" \/><\/p>\n<div style=\"clear:both\"><\/div>\n<h3 class=\"alpha-title\">Leave a message: <\/h3>\n<div class=\"alpha-contact\"><\/script><\/div>\n<div style=\"clear:both\"><\/div>\n<div class=\"alpha-like\">\n<h3 class=\"alpha-title\">You may also like:<\/h3>\n<ul class=\"alpha\">\n<li>\n<div class=\"alpha-img\"><img decoding=\"async\" alt=\"Double Envelope Worm - image 5\" width=\"200\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale235.jpg\"><\/div>\n<div class=\"alpha-text\">\n<h3 class=\"alpha-title\">Construction Hoist Gear Rack Passenger Hoist Rack<\/h3>\n<div class=\"alpha-text2\">\n<ul class=\"basic-info-list\">\n<li>Success NO.: M8 M6 M5 M4<\/li>\n<li>Success Number: M1-M10<\/li>\n<li>Safety Device for Elevator: Motor<\/li>\n<li>Elevator Safety Device: Reducer<\/li>\n<li>Teeth Number: 15 Teethes Standard<\/li>\n<li>From: Success<\/li>\n<li>Specification: about 7-15 days after receiving payment<\/li>\n<li>HS Code: 84313900<\/li>\n<li>Brand Name: Success<\/li>\n<li>Construction Elevator Part: Gear Rack<\/li>\n<li>Construction Elevator Safety Device: Safety Device<\/li>\n<li>Lifting Device: Electric Hoist<\/li>\n<li>Features: Gear Rack with Higher<\/li>\n<li>Transport Package: Wooden Case<\/li>\n<li>Origin: Shanghai<\/li>\n<\/ul><\/div>\n<div class=\"alpha-text1\">Keywords: Gear Modules5 M8 M10 in Antwerp, Lift Crane<\/div>\n<div class=\"alpha-text1\">Export to: Antwerp, Istanbul, Montenegro etc.<\/div>\n<div class=\"alpha-contact\">\n<div id=\"MyLiveChatContainer\"><\/div>\n<p><a rel=\"nofollow\" href=\"https:\/\/www.ketabkhun.com\/contactus\/\">Leave a message<\/a><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"alpha-img\"><img decoding=\"async\" alt=\"Double Envelope Worm - image 6\" width=\"200\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale29.jpg\"><\/div>\n<div class=\"alpha-text\">\n<h3 class=\"alpha-title\">Rack gear Construction machinery spare parts supply customized<\/h3>\n<div class=\"alpha-text2\">\n<ul>\n<li>Shape:Rack Gear<\/li>\n<li>Place of Origin:Shanghai, China (Mainland)<\/li>\n<li>Model Number:rack gear<\/li>\n<li>Brand Name:Success<\/li>\n<li>Material:Steel<\/li>\n<li>Processing:Die Casting, Die Casting,Hobbing<\/li>\n<li>Standard or Nonstandard:Standard<\/li>\n<li>surface:Naturl Color\\paint\\Blackening\\Galvanized<\/li>\n<li>Name:gear rack<\/li>\n<\/ul>\n<\/div>\n<div class=\"alpha-text1\">Keywords: Gear Module in Istanbul, Gear Racks in Montenegro<\/div>\n<div class=\"alpha-text1\">Export to: Nigeria, Yemen etc.<\/div>\n<div class=\"alpha-contact\">\n<div id=\"MyLiveChatContainer\"><\/div>\n<p><a rel=\"nofollow\" href=\"https:\/\/www.ketabkhun.com\/contactus\/\">Leave a message<\/a><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"alpha-img\"><img decoding=\"async\" alt=\"Double Envelope Worm - image 7\" width=\"200\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale158.jpg\"><\/div>\n<div class=\"alpha-text\">\n<h3 class=\"alpha-title\">Material construction hoist building hoist SC200\/200<\/h3>\n<div class=\"alpha-text2\">\n<ul>\n<li>Condition:New<\/li>\n<li>Place of Origin:Shanghai, China (Mainland)<\/li>\n<li>Brand Name:Success<\/li>\n<li>Model Number:SC100  SC150  SC200  SC100\/100  SC150\/150  SC200\/200<\/li>\n<li>Rated Loading Capacity(kg):1000kg  1500kg  2000kg  3000kg  4000kg<\/li>\n<li>Hoisting Speed:33m\/min  0-36m\/min  0-60m\/min<\/li>\n<li>Max Lifting Height:150m  250m<\/li>\n<li>Dimension(L*W*H):3*1.5*2.1(changeable as required)<\/li>\n<li>Loder Weight:1000kg  1500kg  2000kg  3000kg  4000kg<\/li>\n<li>After-sales Service Provided:Engineers available to service machinery overseas<\/li>\n<li>Color:red  orange  blue(can be changed when be required)<\/li>\n<li>Motor Power:2*11kw  2*13kw  3*11kw  3*8.5kw  3*13kw  3*15kw<\/li>\n<li>Main Electrical System:Schneider<\/li>\n<li>Certificate of Quality:ISO9000:2008, CE<\/li>\n<li>Driven Type:rack and gear<\/li>\n<li>Sling Type:cable<\/li>\n<li>Cabin:1(single) or 2(double)<\/li>\n<li>Voltage\/Frequency:380v\/50Hz<\/li>\n<li>Power Source:electric<\/li>\n<li>Electric Hoist Usage:elevators for construction<\/li>\n<\/ul>\n<\/div>\n<div class=\"alpha-text1\">Keywords: M8 C45 Steel Gear Racks And Pinion in Nigeria, Round Gear Rack in Yemen<\/div>\n<div class=\"alpha-text1\">Export to: Amritsar, Paris, Valencia, Antwerp etc.<\/div>\n<div class=\"alpha-contact\">\n<div id=\"MyLiveChatContainer\"><\/div>\n<p><a rel=\"nofollow\" href=\"https:\/\/www.ketabkhun.com\/contactus\/\">Leave a message<\/a><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"alpha-img\"><img decoding=\"async\" alt=\"Double Envelope Worm - image 8\" width=\"200\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale116.jpg\"><\/div>\n<div class=\"alpha-text\">\n<h3 class=\"alpha-title\">Hoist Gear Rack,small Worm wheel<\/h3>\n<div class=\"alpha-text2\">\n<ul>\n<li>Shape:Rack Gear, Rack Gear<\/li>\n<li>Place of Origin:Shanghai, China (Mainland)<\/li>\n<li>Model Number:RB16032511, Gear Rack for Sliding Gate Operator<\/li>\n<li>Brand Name:GJJ,BAODA,Success<\/li>\n<li>Material:Steel, Steel,C45,G60 Gear Rack for Sliding Gate Operator<\/li>\n<li>Processing:Die Casting, Hobbing<\/li>\n<li>Standard or Nonstandard:Standard<\/li>\n<li>Certificate of quality:ISO9000:2008<\/li>\n<li>Helical teeth:Gear Rack for Sliding Gate Operator<\/li>\n<li>Gear:15 teeth<\/li>\n<li>Surface treatment:Blasting, Hot zinc Glavezied<\/li>\n<li>Pressure Angle:20 or as drawings<\/li>\n<li>Tooth Profile:Gear Rack for Sliding Gate Operator<\/li>\n<\/ul>\n<\/div>\n<div class=\"alpha-text1\">Keywords: Lift Crane, Round Gear Rack in Yemen<\/div>\n<div class=\"alpha-text1\">Export to: Philadelphia, Uruguay, Valencia, Amritsar etc.<\/div>\n<div class=\"alpha-contact\">\n<div id=\"MyLiveChatContainer\"><\/div>\n<p><a rel=\"nofollow\" href=\"https:\/\/www.ketabkhun.com\/contactus\/\">Leave a message<\/a><\/div>\n<\/div>\n<\/li>\n<li>\n<div class=\"alpha-img\"><img decoding=\"async\" alt=\"Double Envelope Worm - image 9\" width=\"200\" src=\"https:\/\/www.ketabkhun.com\/gear\/wp-content\/uploads\/Cheap_Gear_Rack_For_Construction_Hoist_Sale487.jpg\"><\/div>\n<div class=\"alpha-text\">\n<h3 class=\"alpha-title\">High Heel Rack, High Quality Spice Rack<\/h3>\n<div class=\"alpha-text2\">\n<ul class=\"basic-info-list\">\n<li>Brand Name: Gjj,Baoda,Success<\/li>\n<li>Helical Teeth: Also Available Gear Rack Construction Hoist<\/li>\n<li>Shape: Rack Gear<\/li>\n<li>Surface Treatment: Blasting, Hot Zinc Glavezied<\/li>\n<li>Feature: Gear Rack Construction Hoist<\/li>\n<li>From: GJJ<\/li>\n<li>Specification: M1-M20<\/li>\n<li>HS Code: 84313900<\/li>\n<li>Certificate of Quality: ISO9000:2008<\/li>\n<li>Success Number: M1-M20 Mould Gear Rack Construction Hoist<\/li>\n<li>Gear: 15 Teeth<\/li>\n<li>Processing: Hobbing Gear Rack Construction Hoist<\/li>\n<li>Success: M1-M20<\/li>\n<li>Transport Package: Wooden Case<\/li>\n<li>Origin: Shanghai, China<\/li>\n<\/ul><\/div>\n<div class=\"alpha-text1\">Keywords: Gear Modules5 M8 M10 in Antwerp, M8 C45 Steel Gear Racks And Pinion in Nigeria<\/div>\n<div class=\"alpha-text1\">Export to: Antwerp, Montenegro, Yemen, Paris etc.<\/div>\n<div class=\"alpha-contact\">\n<div id=\"MyLiveChatContainer\"><\/div>\n<p><a rel=\"nofollow\" href=\"https:\/\/www.ketabkhun.com\/contactus\/\">Leave a message<\/a><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<div style=\"clear:both\"><\/div>\n<h2>Technical Information Required<\/h2>\n<ul>\n<li>Gear type, module or diametral pitch and tooth count<\/li>\n<li>Material, hardness, heat treatment and accuracy grade<\/li>\n<li>Bore, keyway, shaft and mounting dimensions<\/li>\n<li>Drawing, sample, machine model and operating load<\/li>\n<\/ul>\n<p>Review the <a href=\"https:\/\/www.ketabkhun.com\/gear\/gear-rack\">industrial gear article library<\/a> or browse more <a href=\"https:\/\/www.ketabkhun.com\/gear\/\">gear and transmission components<\/a>. Machine installation and guarding should follow the equipment manufacturer\u2019s instructions and applicable <a href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.212\" target=\"_blank\" rel=\"noopener\">OSHA machine-guarding requirements<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Double Envelope Worm. Review materials, tooth geometry, applications and technical information required for replacement or custom manufacturing.<\/p>\n","protected":false},"author":1,"featured_media":158,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2872,14631],"class_list":["post-2442","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gear-rack","tag-gear-rack","tag-worm-gear"],"_links":{"self":[{"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/posts\/2442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/comments?post=2442"}],"version-history":[{"count":1,"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/posts\/2442\/revisions"}],"predecessor-version":[{"id":6483,"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/posts\/2442\/revisions\/6483"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/media\/158"}],"wp:attachment":[{"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/media?parent=2442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/categories?post=2442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ketabkhun.com\/gear\/wp-json\/wp\/v2\/tags?post=2442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}