Stage II Blended Powder Hardener/Accelerator 100-Grit Poly 74-20 Liquid Rubber Components

Poly 74-20 Liquid Rubber Components 6-lb kit includes: 2 lb of Poly-74 Series Part A (~1 quart)

offered in 5 different grit sizes to refine and blend your edge work faster and more efficiently

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SKATEPLATE SOLD SEPARATELY

40 lb of PlatSil® 73-25 Part B (~5 gallons)

Stage II Blended Powder Hardener/Accelerator 100-Grit Poly 74-20 Liquid Rubber ComponentsConcrete goes through three distinctive hardening curing stages. During the first stage, little or no strength is gained. During the second stage as much as 1,000 PSI per hour in strength gains can be realized, during the third stage strength gains of 50 PSI per hour happen. Ordinary accelerators start working the second they contact the cement, shortening the working time of stage one. Trinic Stage II accelerator hardener is designed to start working