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Insulated Glass Sealant Systems

Specially Configured for High-Viscosity Butyls, Sealants and Mastics

Benchmark® Hot Melt Sealant Systems from HMT are engineered specifically for:

  • Manufacturing insulated glass (IG)
  • Fabricating door lites and solar panels
  • Sealing metal roof seams
  • Other operations requiring high-viscosity butyls, sealants, and mastics

Offered in three models with varying capacities, select the bulk hot melt applicator that best meets your needs.

Insulated-Glass-Hot-Melt-Unit Middle

Benchmark 215

Low Production I.G. applications
Holds 15 lbs. of hot melt sealant
Ideal for 30-50 I.G. units per day


Benchmark 615

Holds 20 lbs. of hot melt sealant Gunning rate of 1lb. per minute Ideal for 50-100 I.G. units per day

Benchmark 650

Holds 50 lbs. of hot melt sealant Gunning rate of 2 lb. per minute Ideal for 200-300 I.G. units per day

Benchmark® I.G. Sealant Systems:

Powered And Priced To Meet Your Needs


High output DG-400 Handgun with HMT's exclusive 360-Plus® ball swivel weighs less than 1 ½ lb


A large selection of steel and brass nozzles is available for almost every I.G. application



High Performance Heated Hoses designed for years of trouble free service

Benchmark Flow Control

Steel Gear Pumps

Hardened steel Gear Pump with adjustable Accu-Flow control for smooth, bubble free lay down

Melt Tanks

TFE Coated Melt Tanks designed for easy loading of chunked butyl

Butyls, Sealants and Mastics

Benchmark® Hot Melt Adhesives and Sealants affordably priced and stocked for immediate delivery