Hi
Does anyone familiar with nitrile rubber NBR, ASTM SB-515-Z standard. Really appreciate if someone could advice me on this.
Thanks.
“I have no special talents. I am only passionately curious.”-Albert...
We are designing an O-Ring using FKM hardness 65shA.
However we have crack issue after molded.
From theory to be known that FKM should be hard, but from our rheometer slab, the part brittle and crack after cure.
This O-Ring to be use for piston in air compressor but the test fail out due to the...
We are having and external body surveillance audit for our IATF 16949 certification.
During the audit they issue out that the FMEA format already change.
The one that we do referring to the 4th edition FMEA are invalid.
They said that email being given out about this update on the 3rd June this...
Our Customer are demanding to use their Platinum Cure Silicone rubber for their part.
However after few days the rheometer MH for the platinum cured silicone decreases.
Until 3 month the rheometer MH just flat and the part doesn't cured at all.
Because of that I made development by put...
Hi, Apparently my customer wanted hardness button for our liquid silicone part.
After hot press the silicone into the hardness button compression mold for 170C x 18 minute,
the part cure inside but the outer surface was sticky.Even the side trim have cracks.
How does you guys make hardness...
Hi Everyone,
I'm new here.
Glad to know Engineers have this platform to share our tips and thought.
Currently we are making NBR Sponge seal for our customer.
The NBR sponge made from extrusion then cut into specific length.
However we have problem during joint process.
We try to use the super...
