Timeline History of Company
1962
Silver-Line Plastics founded by Charlie R. Silver and Charles J. Silver
1980
1st to fully automate PVC blending process
1983
1st US company to employ 3408 resin in poly production
1985
1st to extrude Cellular Core pipe with two extruders vs. three in the US
2001
Opened Lawton, OK facility
2003
Opened 2nd facility in Asheville, NC
2006
1st US company to install an auto-coiling system in poly production
2008
1st to introduce CPVC material that meets/ exceeds FlowGuard Gold products
2009
Introduced Enviro-Pure®, quality PVC environmental products
2010
Opened Ft. Pierce, FL facility
2011
Introduced Geo-Stripe® geothermal polyethylene
2014
1st plastic pipe manufacturer to receive PPFA Sustainability Certification (sm-cap)