China High Strength Bar Chair

Model/Article No.: Wheel style spacer, platform style spacer, safety caps for steel, continuous plastic chair,
PVC cone pipe, plastic cone
Product Description: Plastic space block for protective layer of reinforcing steel bar is designed according to
the requirement of national steel concrete construal design norm. It is widely applied in
the civil and industrial construction of buildings, roads, bridges, tunnels, airports,
subway and so on.
Product Character: Having the advantages of high bearing capacity, self locking, crash-proof,
good coherence, and easy operation. It is free from the potential quality problems of
instable thickness of the protective layer resulting form the use of traditional materials
of coprolites and sands.
Executive Standards: GBT10-89 Q/SJLX01-2000
Compression Strength: ≥ 4.2Mpa