Supplement for Hilti Anchors For Attachments to Hollow Core Concrete Panels

10
August 2019
HIT-HY 270 ANCHORS
PRODUCT DESCRIPTION
HIT-HY 270 Adhesive Anchor System
Anchor System Features and Benets
Hilti HIT-HY 270
Cartridge
• Injectable two-component hybrid adhesive mortar
• Fast cure adhesive for quick installation time
• Mixing nozzle provides proper mix ratio
Hilti HAS
Threaded rods
HIT-SC
Screen
INSTALLATION PAR AMETERS
Table 10 — Hilti Installation specifications for
HAS threaded rod in hollowcore
concrete panels
Setting information Symbol Unit
Nominal
anchor size
(in)
3/8
Nominal bit diameter
d
o
in. 5/8
Screen size
HIT-SC mm. 16x50
Depth Drilled h
0
in. Through drill
Installation torque
T
inst
ft.-lb 2.2
(Nm) (3)
Diameter of xture hole
d
h
in. 7/16
1 The Admissible Anchor Location must be established to prevent damage to the
prestressed cable during the drilling process. Verify the location and height of the cable
with the hollow core plank supplier to confirm Admissible Anchor Location.
2 Minimum compressive strength of hollow core panels is 7,000 psi at the time of installation.
The minimum thickness h
min
is 1-3/8 inches.
3 Allowable loads calculated with a 5:1 factor-of-safety.
Figure 5 — Hilti HIT-HY 270 adhesive installed in
hollow core concrete
1,2
1 Representation of the tested conditions for which allowable adhesive bond loads
are applicable. Refer to footnotes of tables 10 and 11 for more information on
requirements and restrictions on the admissible anchor installation.
2 Minimum edge distance is 6-inches.
Minimum spacing is:
- 8-inches along the length of each hollow core section.
- One anchor per hollow core section (left and right on page), 6-inches minimum
between adjacent hollow core sections.