Johns Manville

A leading manufacturer and marketer of premium-quality products for building insulation, mechanical insulation, industrial insulation, commercial roofing, roof insulation and fibers and nonwovens for commercial, industrial and residential applications. Additional information can be found at www.jm.com.

717 17th Street
Denver, CO 80202 US

Additional Locations:
Johns Manville 7500 Dutch Road
Waterville, OH 43566 US
800-554-4826

Johns Manville Slovakia a.s. Strojarenska 1
Trnava, 91799 SK
421 33 5918-249

Division
A Berkshire Hathaway Company

Connect

As Seen In CompositesWorld

Chomarat glass fiber reinforcement lightens mass-produced auto parts
G-PLY, developed for KraussMaffei’s HP-RTM process, reportedly delivers weight savings of 60% for leaf springs.

Johns Manville launches three nylon thermoplastic organosheet product series
The OS-6, NCF-6 and CR-6 series use in-situ polymerization technology for enhanced properties in lightweight structural applications.

Norco

People in Composites: May 2019
CW’s monthly roundup of people news in the composites industry.

ACMA

ACMA announces winners of 2018 Membership Awards
Each year, ACMA provides a platform for its members to be honored for their work to develop critical markets, advocate for composites and help make the industry successful.

Vartega

Sustainable thermoplastics and additive manufacturing alliance forms in Colorado
Vartega, the Colorado Cleantech Industries Association and a group of industry and academic partners have founded an Advanced Materials and Additive Manufacturing Infrastructure Development and Education (AMIDE) Alliance.

Do we need a new definition for SMC?
Side story to SMC: Old dog, more tricks.

SMC in transportation

SMC: Old dog, more tricks
In the sheet molding compound renaissance, the advent of new resins and compounds are broadening the definition and application of this versatile family of composites.

In praise of technical service reps
Tech service representatives: without them, molding trials fail and manufacturing issues go unresolved.

JEC World 2016 exhibition and product previews
JEC World 2016 will be held in Paris March 8-10. These are some of the products that will be found at the show.

SPE’s ACCE 2014 preview
Automotive composites a hot topic in the Motor City.

JEC Europe 2013 new product showcase
The JEC Europe 2013 trade show (March 12-14, at the Paris Expo, Porte de Versailles, Paris, France) was the venue for introductions of a large number of new composite materials, technologies and manufacturing processes. Here's the CT editorial staff's compilation of what was on display.

Hybrid thermoplastic molding: Toughening automotive composites
Tailored D-LFT with continuous and discontinuous glass offers best combination of strength, moldability.

JEC Composites Paris: 2011 Product Showcase
The news from this annual Parisian in-gathering of composites professionals is heavily weighted toward automotive lightweighting.

BMW 5-series UBS

UBSs: Coming to North America
 Common in Europe and Asia, the composite underbody shield might finally catch on in the U.S. and Canada.

Braided Pressure Vessel

JEC Composites 2009 showcase
 Despite the doleful state of the global economy, the turnout in Paris — exhibitors and visitors — proved surprisingly strong.

JEC Composites 2007 Product Showcase
This year’s Parisian exhibition provides key evidence of the composites industry’s unprecedented breadth and technical sophistication.

Three bobbins of continuous-filament basalt roving, ready for transport to a customer.

Basalt Fibers: Alternative to Glass?
High-temperature performance and superior strength properties may make this late-comer a better choice in some applications.

Sizing applicator

Sizing Up Fiber Sizings
What glass fiber users need to know about sizings, and how new sizing developments are enhancing the performance of glass-reinforced composites.

Distributors fulfill many functions

Distributors in the composites industry
More than "middlemen," they play a key role in successful projects for many fabricators.

Carbon fiber Porsche seat

SPE Automotive Composites Conference Highlights
Highlights of the 4th annual Society of Plastics Engineers celebration of car composites.

Dechlorination Tower

Vinyl Esters Make Tough Parts For Highly Corrosive Applications
An array of case studies showcases the growing acceptance of fiberglass/vinyl ester composites in harsh industrial environments.

Product Categories of Johns Manville

Materials
  • Fibers, inorganic
    • E-Glass
  • Reinforcements, unimpregnated
    • E-Glass
      • E-Glass, Chopped strand
      • E-Glass, Mat, chopped strand
      • E-Glass, Roving, gun
      • E-Glass, Roving, multi-end
      • E-Glass, Roving, panel
      • E-Glass, Roving, single-end direct
      • E-Glass, Surfacing veil
      • E-Glass, Other
  • Fabrics, unimpregnated
    • E-Glass
      • E-Glass, Plain-weave
  • Coatings and sizings
    • Other coating materials