Rubber compound is an important raw material for hose products and sealing products, and is the cornerstone of product quality for rubber product manufacturers. According to the user's differential performance requirements for the rubber compound, LETONE provides professionally customized NR (Natural Rubber), SBR (Styrene Butadiene Rubber), EPDM (EPDM Rubber), NBR (Nitrile Butadiene Rubber), HNBR (Hydrogenated Rubber) Nitrile rubber), CR (neoprene rubber) and other high-performance compound rubber products and related technical services.

LETONE food-grade compound rubber complies with FDA testing standards, and is non-toxic, colorless and odorless. According to user needs, the product can be customized for use temperature, wear resistance, adhesion and other properties.

The plate heat exchanger gaskets jointly designed and manufactured by LETONE and the German-owned enterprise SEAFAR (Shanghai) Hydraulic Technology Co., Ltd. have various types, good sealing performance and long service life. They can be used with Alfa Laval, Tranter , Thermowave and other brands of plate heat exchangers for supporting use.

Rubber joints are widely used in metallurgy, petrochemical, electric power, energy, transportation, chemical industry, construction, cement, urban heating and other fields. According to the needs of the medium used and the environment, LETONE rubber compensators can be customized with various properties such as acid resistance, alkali resistance, oil resistance, heat resistance, and corrosion resistance. They have the characteristics of good sealing, light weight, and long life.

Plate heat exchangers have the advantages of high heat exchange efficiency, small footprint, simple manufacturing and maintenance, and are suitable for district heating, domestic hot water, ice storage, swimming pool constant temperature, etc. in the HVAC field