29 3 2016 nbsp 0183 32 As an example Hilti s HIT HY 70 system is qualified with an ESR for grout filled CMU and with use of mesh sleeves hollow CMU and hollow masonry with published data for threaded rods and rebar In grout filled CMU and solid adhesive is injected directly into the drilled hole after which threaded rods or rebar is installed 1 1 2022 nbsp 0183 32 Features Flexible embedment depth approved at 50 mm and 70 mm embedment depth the ideal anchor for a huge range of applications in virtually all base materials Suitable for fastening thicknesses up to 150 mm anchor lengths from 60 mm to 200 mm Available in 4 different materials for optimum suitability in all corrosive environments 21 10 2013 nbsp 0183 32 For holes that clean themselves use the new Hilti TE CD and TE YD Hollow Drill Bits in conjunction with the Hilti VC 20 40 vacuum Dust is removed by the Hilti VC 20 40 Vacuum System while drilling is in progress for faster drilling and a 15 8 2016 nbsp 0183 32 For attaching to hollow masonry and mesh sleeves contain and extrude adhesive to form a mechanical key behind the face shell As an example Hilti s HIT HY 70 system is qualified with an ESR for grout filled CMU and with use of mesh sleeves hollow CMU and hollow masonry with published data for threaded rods and rebar 24 11 2020 nbsp 0183 32 Using a machine screw anchor into the hollow section can be done using a special hollow set machine screw anchor setting tool manufactured by Greenlee Machine Screw anchors come in diameters of 6 10 1 4 5 16 3 8 1 2 5 8 and 3 4

Hilti s mechanical anchor portfolio offers low capacity removable screws and sleeve anchors medium duty wedge anchors and high capacity expansion and undercut anchors Mechanical anchors do not have the installation and in use temperature restrictions of their adhesive anchor counterparts and can be loaded immediately after installation Hilti 3 8 in HTB 2 Drywall Anchor with Phillips Slotted Round Head Screws 4 Pack Model 3588750 26 Add to Cart Compare With Hilti s SafeSet technology HIT HY 270 can be used for CMU hollow CMU and clay bricks with holes to reliably and safely set anchors It is also an OSHA 1926 1153 Table 1 compliant solution for drilling HIT HY 270 includes new base materials and applications with approvals as well as improved spacing and edge distances Standard plastic frame anchor with countersunk head carbon steel Base materials Concrete aerated Concrete uncracked Masonry grout filled CMU Masonry hollow Masonry solid Head configuration Countersunk Material corrosion Carbon steel zinc plated Plastic More technical data Review Average rating of 5 Number of reviews 0 14 5 2009 nbsp 0183 32 The Hilti technical guide indicates that a 1 2 quot HY 20 anchor into hollow concrete block has an allowable shear of 1230 lbs with a safety factor of 4 My connection has 2 anchors to resist a maximum load of 500 lbs So I have a safety factor of 5 below the Hilti allowable load

Internally Threaded Anchor The Simpson Strong Tie 174 Hollow Drop In Anchor HDIA is an internally threaded flush mount expansion anchor for use in hollow materials such as CMU and hollow core plank as well as in solid base materials such as 31 1 2009 nbsp 0183 32 Purchase Sleeve Anchors Sleeve anchors are designed for fastening items to concrete or block base material The HLC sleeve anchor is the brand name for the sleeve anchor that is manufactured by Hilti Incorporated Sleeve anchors are one of the most versatile concrete anchors because it can be used in a variety of base materials and is available in four Intersecting CMU Walls Flange Action – Shear Transfer Z Strap Only necessary in the very rare case where intersecting CMU walls develop flange action shear transfer Standard IBC Size 1 1 2″ x 1 4″ x 2″ x 24″ x 2″ Other sizes available – Call 1 800 659 4731 or sales masonpro com Finish Brite Plain – InteriorAOstructures Hilti HIT HY 270 has testing for use in face of hollow CMU walls but does not have testing for the top of a hollow CMU wall HIT HY 270 has testing for top of wall applications but only when the wall is fully grouted thus providing a material for the anchor to interact with The video found here provides an example of an HIT HY In hollow masonry anchor strength is generally assumed to be based on the face shell thickness which can be variable The Hilti HIT HY 70 Adhesive Anchor Systems consists of steel all thread rods steel internally threaded inserts combi inserts reinforcing bars plastic mesh screen tubes for installation only in unreinforced masonry URM

7 6 2017 nbsp 0183 32 Using Hilti SafeSet Technology installation methods with the HIT HY 200 eliminates the need for manual hole cleaning Hilti s TE CD and TE YD hollow drill bits used in conjunction with Hilti s VC40 VC20 vacuum system removes dust when drilling while the revolutionary cone shaped helix Hilti HIT Z anchor rod eliminates cleaning altogether Tapcon 174 Anchors Lbs kN in Hollow Block PERFORMANCE TABLES ANCHOR DIA In mm ANCHOR EMBEDMENT In mm LIGHTWEIGHT BLOCK MEDIUM WEIGHT BLOCK TENSION Lbs kN SHEAR Lbs kN 2 CMU 1 600 PSI minimum compressive strength with 2 11 2020 nbsp 0183 32 Hollow Block Anchors Aerosmith 174 s Hollow Block anchor is designed for anchoring in hollow base materials such as hollow concrete block hollow core pre cast concrete plank and with weep hole The Hollow Block anchor is a good option to use when the wall thickness available is 1 or less The anchor design take this issue in account 2 12 2014 nbsp 0183 32 UCAN FLO ROK 174 FR5 MAX is a styrene free epoxy acrylate adhesive that incorporates the latest technology in adhesive anchoring The unique properties of the tw Hilti Plastic anchors throughout 60 years of Hilti s anchor fastening design and expertise Material Corrosion All Carbon steel zinc plated 3 Stainless steel A2 2 Stainless steel A4 2 Filter Base Material All Concrete aerated Concrete cracked Concrete uncracked Masonry grout filled CMU Masonry hollow Masonry solid

31 3 2010 nbsp 0183 32 Example Machine Screw Anchor Lag Shield Anchor Single Expansion Anchor Double Expansion Anchor Leadwood Screw Anchor 4 Concrete screw screwed directly into the block for a finished look If using a stud type anchor type anchor or the concrete screw the fixture or item being fastened can be removed at any time with little or no damage Hilti provides a variety of anchoring systems for reliable connection to hollow core concrete panels Hilti systems include several screw anchors KH EZ KH EZ P KH EZ I and KH EZ E internally threaded flush anchors HDI P TZ HDI P and adhesive anchors HIT HY 270 This document is a supplement to the Hilti North American Product The Simpson Strong Tie 174 Hollow Drop In Anchor HDIA is an internally threaded flush mount expansion anchor for use in hollow materials such as CMU and hollow core plank as well as in solid base materials such as normal weight and lightweight concrete 1 12 2021 nbsp 0183 32 Features Flexible embedment depth approved at 50 mm and 70 mm embedment depth the ideal anchor for a huge range of applications in virtually all base materials Suitable for fastening thicknesses up to 150 mm anchor lengths from 60 mm to 200 mm Available in 4 different materials for optimum suitability in all corrosive environments 14 5 2009 nbsp 0183 32 The Hilti technical guide indicates that a 1 2 quot HY 20 anchor into hollow concrete block has an allowable shear of 1230 lbs with a safety factor of 4 My connection has 2 anchors to resist a maximum load of 500 lbs So I have a safety factor of 5 below the Hilti allowable load