29 Jan
2015
29 Jan
'15
2:11 p.m.
On 1/29/15 2:01 PM, Al Kossow wrote:
On 1/29/15 1:41 PM, Chuck Guzis wrote:
The Norprene tubing I'm using is Shore A 61
http://www.usplastic.com/catalog/item.aspx?itemid=23485
Pinch rollers, actually.
Does anyone have specs for a typical pinch roller? Namely, hardness (Share D)? I wonder
of plain old casting polyurethane might be the best solution. Most casting resins seem to
clock in at Shore
70D.
--Chuck
here is a nice chart with three hardness scales
http://www.sdplastics.com/polyuret.html