CONSOL BACK ROD is chemically non-cross linked polyethylene foam with closed cells, expanded 15 or 40 times. It is a light and durable material with excellent shock absorbing and heat insulation properties. Waterrepellent and highly resistant to weather-proof and chemical.
CONSOL BACK ROD are used in joints in pre-cast and cast-in-situ concrete elements to give support to the joint sealant application, aid in the correct joint sealant geometry (application depth and shape) and prevent the joint sealant from adhering to the top of the expansion joint filler board (3-way bonding), acting as a bond breaker. CONSOL BACK ROD can be used for forming the base of vertical and horizontal joints in the following applications: