Lean Rock – 55 lb Carton - Whip-Mix Corporation
Lean Rock™ ISO Type 4 low-expansion die stone is formulated specifically for pouring small batches and having working models ready in 15 minutes. The decreased processing time also speeds up remakes and those emergency repairs needed in a hurry.
- Working time: 4-5 minutes
- Liquid to powder ratio: 20/100
- 7200 psi