hydraulic seals pu seal
Characters：PTMEG-MDI based PU (polyurethane) seal, good physical properties, good abrasion resistance, good hydrolysis resistance, good for after treating processing ability, low compression set, and good dynamic property. Our products are of stable quality.
Applications：Seals can be used for tractors and excavator.
Casting Polyurethane (CPU) is a kind of polyurethane elastomer which is produced by casting process, liquid components are cast into the mold and reacted to get the final part.
Wide range of hardness (Shore 0A-85D)
Wear and abrasion resistance
Pleasant feel / soft touch surface
Fastness to light for aliphatics (non - yellowing)
Elasticity / Flexibility
High resistance against oils and greases
Flexibility at low temperature
Low cost for processing
For PU seals:
Common raw Material: PTMEG+MDI based
Existing molds: 500+
Making molds inhouse
Enterprise standard No. : Seal 1607
Standard test seal: 150*195
Plaque of every casting batch
Measuring by sight for seal: surface, flow mark,,,