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Concrete Demolition and Rock Breaking has never been easier with Dexpan® Expansive Demolition Grout. Dexpan® is a powder with amazing 18,000 PSI expansive strength when mixed with water. Poured into drilled holes, Dexpan® can break concrete and rocks safely and quietly, while providing SILENT cracking. It is safer, easier and more cost effective. Note 1) Not recommended for concrete slab less than 6" in depth. Note 2) You are getting one 11 Lb. Bucket of Dexpan which fills up to 9 lineal feet (2.5 m) of 1.5 inches (3.8 cm) diameter holes. Note 3) Choose correct type of Dexpan® based on rock / concrete temperature. **PLEASE READ CAREFULLY BEFORE USE** **ALWAYS WEAR Safety Goggles, Rubber Gloves, Dust Mask** How to use Dexpan? STEP 1) Drilling: Use 1.5 inches (3.8 cm) drill bit, holes should be drilled 1 ft (30 cm) apart. 80-90% of the depth, DO NOT go through. STEP 2) Mixing: In a bucket, combine 0.4 gallons (1.5 liters) of water with one 11 lb. (5 kg.) bag. Mix well to a slurry. (a drill and paddle is recommended) STEP 3) Filling: *Warning: Use of Dexpan in extreme hot temperatures could cause blowouts. Dexpan® slurry should be poured into holes within 10-15 minutes after mixing. Coverage: Normally one 11 lb. (5 kg.) bag can fill up to 9 lineal feet (2.5 meters). STEP 4) Cracking Or Breaking Time: Properly mixed, the cracks may appear after 2-8 hours. Allow 24 hours for best results. **WARNING** IMPORTANT SAFETY PRECAUTIONS and FIRST AID: 1) SAFETY GOGGLES, RUBBER GLOVES and DUST-PROOF MASK is required. 2) **WARNING** BLOWOUTS may occur! DO NOT look directly into filled holes. 3) Do not breathe in dust. Avoid eye and skin contact. If eye or skin contact should occur, rinse it off IMMEDIATELY with plenty of water and consult doctor. 4) Keep Dexpan® in DRY storage. Seal box / bag after use. 5) Keep out of reach of children and pets. 6) MSDS (material safety data sheet) is available upon request. * Please leave a Review, we'll send you a FREE Dexpan Hat.
**WARNING** Safety goggles, rubber gloves, dust mask is required. **WARNING** BLOWOUTS may occur! DO NOT look directly into filled holes. Dexpan Limited Warranty: 1) For best results, drilling and mixing are critical to Dexpan®. First time users are highly recommended to call our FREE technical support group before use (Tel: 575-874-9188). 2) All products of Archer Company USA (DBA Dexpan USA) are warranted to be free from defects in materials or workmanship for one year from the date of purchase. 3) Within this period, Archer (Dexpan) will, at its sole option, replace any products that fail in proper and normal use. Such replacement will be made at no charge to the customer, provided that the customer shall be responsible for any transportation cost. 4) This warranty does not cover failures due to abuse, misuse, accident, or unauthorized alterations. Always follow safety precautions and usage instruction on our website. 5) Written description of problem and supporting job photos are necessary to warrant this claimer. 6) Breakage or cracks vary due to drilling pattern done by customer. Archer (Dexpan) is not responsible for any unexpected results. 7) Cracking Time is not guaranteed. Allow at least 24 hours for complete set time. Archer (Dexpan) is not responsible for any job delay lost.
Great product. Expensive if your doing a large area and it will not break more than three or four inches with out a face to work back from.Published 8 months ago by whatever
We took a chance with this product and didn't think it would work. We were wrong. Follow the directions and be patient. In the long run saved us money and broke that rock... Read morePublished 19 months ago by KGraves
I was using on solid granite and it did not do anything. Will try again this spring and is if it works on smaller rocks.Published on April 23, 2013 by Jason
This is great stuff for removing concrete in bad places, or
trying save concrete next to what your taking out. Don't buy
too much, a little goes a long way. Read more
This stuff works as advertised. Make sure you get the correct temp rating and drill 1.5" holes no more than 12" apart. Read morePublished on June 2, 2011 by MichaelD
Dexpan is a good company to deal with and their products work exactly as described. Their packaging in homeowner sized quantities is an additional benefit to many users. Read morePublished on February 21, 2011 by Toymkr