Technical Bulletin
BISCO® RS-870 Soft
BISCO® RS-870 Soft silicone sponge is a new
alternative to BISCO® HT-870.
BISCO RS-870 Soft silicone sponge retains the
lightness of a foam while exhibiting the enhanced
sealing capabilities of a traditional sponge rubber.
While BISCO RS-870 Soft is a cellular silicone
alternative to BISCO HT-870, there are some
differences between the products. Use the
comparison table below to determine whether BISCO
RS-870 Soft is a suitable alternative for your
application.
Leadtime
44 weeks
Price Same Same
Volume Discounts Yes Yes
Samples Solutions Center Solutions Center*
UL V0/HF1 UL Recognized Testing in progress at UL
UL Yellow Card QMFZ2.E83967 Completion Jan 2023
Compression Set <5% Max. <5% Max.
Interleave for Blocking PET Carrier Micro-Talc one side with paper interleave
Color Light Gray Dark Gray
Cell structure Hybrid Closed
UL 157 Yes Testing in progress at UL
UL Yellow Card JMLU2.MH13898 Completion Jan 2023
Non-Standard Options: Yes (RFQ) No
Width (36" Usable)
Trimmed
Untrimmed
Untrimmed
Adhesive
Yes Yes - Acrylic only
Jumbo Rolls
Yes No
Availability
PC Network PC Network
Air Freight
Upcharge 10% Upcharge
Test Reports
Comprehensive Basic - more testing in progress
The information contained in this Technical Bulletin is intended to assist you in designing with Rogers’ Elastomeric Material
Solutions. It is not intended to and does not create any warranties, express or impl
ied, including any warranty of merchantability
or fitness for a particular purpose or that the results shown in this Technical Bulletin will be achieved by a user for a particular
purpose. The user should determine the suitability of Rogers BISCO products for each application. The Rogers logo, BISCO, and
the BISCO logo are trademarks of Rogers Corporation or one of its subsidiaries. © 2022 Rogers Corporation. All rights reserved.
1122-PDF • Publication #180-384 www.rogerscorp.com
EMEA: Quoted 5 weeks
Carol Stream (Air): Quoted 8 weeks
Carol Stream (Ocean): Quoted 13 weeks
*Limited thicknesses available at this time
To request a sample, please contact the Rogers Solutions Center at solutions@rogerscorp.com
FEATURE
BISCO HT-870
BISCO RS-870 Soft