Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.
COMMON DEFECTS TheirCausesInCalendering8 A Info-Series By Rubber Machinery World - http://rubbermachineryworld.com Image: ...
Upcoming SlideShare
Loading in …5
×

8 Common Rubber Calendering Defects

1,601 views

Published on

While choosing the right rubber calender is important, learning to operate it smartly to avoid these 8 common calendering defects is equally key for your success with this machine.

Published in: Engineering
no profile picture user

  • Login to see the comments

8 Common Rubber Calendering Defects

  1. 1. COMMON DEFECTS TheirCausesInCalendering8 A Info-Series By Rubber Machinery World - http://rubbermachineryworld.com Image: A New 3-Roll Calender from Bharaj Machineries http://rubbermachineryworld.com INFORMATION ON EQUIPMENT, TECHNOLOGY, INNOVATION SUPPLIERSMM RUBBER Rubber Machinery World » Incorrect crowning of calender rolls » Excessive wearing of bearings » Improper operation of roll bending/zero clearance devices » Roll temperature too high » High feed bank on to the rolls » Compound Stock warmed up for longer duration » Insufficient break-down of your compound » Inadequate temperature control » Insufficient compound feed in the banks » Roll temperature too high » Large nip opening » Stock warm up for long time » High Compound in the nips » Insufficient nip opening between rolls » Excess compound in the nip » Improper roll crown » High compound viscosity » Improper Roll temperature » Improper running speed » Low compound viscosity » Improper warming of the compound » High viscosity compound » Improper warm up, high bank » Non uniformity of warm up » Lower roll temperature » Lower temperature in one of the rolls » High friction ratio » High calendering speed » Use of anisotropic fillers Choose Wisely. Operate Smartly

×