BISCO® MF1® Bun Silicones

BISCO MF1 Bun silicone is a lightweight cellular silicone foam cast into block form. This high quality material is designed for a wide range of sealing and cushioning applicationS and is most often used as cushioning in passenger rail car seating. MF1 silicone’s proven durability and fire resistance means reliable comfort, longevity and safety. MF1 is available in three firmness ranges, allowing engineers to optimize seat designs and maximize passenger comfort while reducing weight and size.

Features

Available in blocks up to 8 in. thick
Tested for a UL94 V-0 and HF-1 rating
Low compression set
Used most often as cushion foam in passenger rail car seating

Benefits

Exceptional flame, smoke and toxicity (FST) resistance performance
Superior weather and UV resistance
Outperforms competitive cushion foams in durability
Ensures safety, long cushion life and lasting passenger comfort

Downloads

Description	Language	File Size
Data Sheet
BISCO MF1 Industrial Grade Bun Cellular Silicone Foam	English	1MB
MF1 Silicone Foam for Mass Transit Seating - White Color	English	954KB
Technical Information
Tips on Storage and Handling of BISCO Silicones	English	89KB
CO2 Laser Cutting of BISCO® and PORON® Materials	English	6MB
BISCO Silicones Chemical Resistance Guide	English	63KB
Silicone Adhesive Liner Removal Process of BISCO Silicones	English	424KB
BISCO Silicones Environmental Bulletin	English	2MB
Brochures
BISCO Material Selection Guide	English	2MB
49CFR238 & EN45545 Rail Solutions Brochure	English	6MB
(M)SDS/PSIS
BISCO® MF1® Bun Silicone - PSIS	English	152KB

Applications

View current applications of this product.

Cold Supply Chain

Shock Absorption

Sound Blocking and Absorption

Vibration Management

Tools

Explore our calculators, conversion tools, technical papers and more.

BISCO® Product Properties Guide
Filter BISCO® product information by various criteria, including property groups, product category or units, to find the best material for the application.
Application Design Tool
Determine the best BISCO® silicone or PORON® polyurethane material for specific design application.
Compression Force Deflection Curve Tool
Identify design-appropriate BISCO® silicone and PORON® polyurethane materials using stress-strain data.
Impact Prediction Tool
Select the best BISCO® silicone or PORON® polyurethane for energy absorbing applications using impact data.
Vibration Isolation Tool
The Vibration Isolation Tool recommends the proper BISCO® silicone and PORON® polyurethane materials for your vibration mitigation applications.
BISCO® MF1® Rail Seat Cushion
This tool will assist with the calculation of cushioning cost based on your entered criteria.

BISCO® MF1® Bun Silicone