Bolt-Through. It is latest design pulpstone, no threads, bolted thru segment, attached to reinforcing and torqued to spec on the segment end. Holds segments in compression.
CPPA
Canadian Pulp & Paper Association
CSPP
Centre Spécialisé en Pâtes & Papier
GWD
Groundwood
HDP
High Density Pulp
HPD/ADT
Horse Power Days per Air Dried Ton
LWC
Lightweight Coated paper
MWH
Mega Watt Hour
OJ
Open Joint
PAPTAC
Pulp & Paper Technical Association of Canada
PGW
Pressurized Ground Wood
SEC
Specific Energy Consumption
SGW
Stone Ground Wood
TAPPI
Technical Association of Pulp and Paper Industry
TEA
Tensile Energy Absorption
TR pulpstone
Threaded Rod. It is the original pulpstone, still used. The studs are threaded into segment. Knobbed end of stud are embedded in the concrete.
TS
Thin Segment
WJ
Water Jet
WRB pulpstone
Named after the inventor Walter R. Beth. The pulpstone is designed for higher load operations and PGW. The studs are threaded as TR but are longer and attached to reinforcing rings with a plate and nut torqued to spec's. Holds segments in tension.
