Main products：
Printer roller silicone rubber / Liquid silicone rubber for PET protective film coating
With the rapid development of new energy vehicles, 5G communication and smart wearable devices, silicone rubber has become an indispensable key material in electronic and electrical products due to its resistance to high and low temperatures, excellent electrical insulation, anti-aging and customizable functionality. It is widely used in core scenarios such as sealing and protection, heat conduction and heat dissipation, electromagnetic shielding and human-computer interaction.
Printer roller silicone rubber
Applications: Surface elastic material used in conductive charging rollers and etching rollers in printers and first machines.
Property Index Test Method Unit LSR6969-45A/B (Silicone for Film) LSR6969-50A/B (Silicone for Film) LSR6969-65A/B (Silicone for Film) LSR6970-48A/B (Silicone for Cable) SSR6970-60B (PCR) (Silicone for Cable) SSR6969-60B (HR) (Silicone for Film) Appearance Visual Inspection — Black Black Black Black Black Black Shore Hardness D2240 Shore A 44~46 49~51 62~64 44~48 58~62 56~58 Viscosity of Component A DIN 53019 mPa·s (4.0~4.4)×10⁴ (6.6~7)×10⁴ (25~27)×10⁴ (6~7)×10⁴ — — Viscosity of Component B DIN 53019 mPa·s (4.1~4.4)×10⁴ (6.6~7)×10⁴ (25~27)×10⁴ (6~7)×10⁴ — — Tensile Strength D412 MPa ≥4.5 ≥4.5 ≥5.0 ≥4.0 ≥4.0 ≥4.0 Elongation at Break D412 % ≤140 ≤150 ≤150 ≤200 ≤150 ≤200 Tear Strength D624B kN/m ≥6.0 ≥5.5 ≥8.0 ≥5.5 ≥10 ≥10 Rebound Resilience — % ≥75 ≥65 ≥65 ≥60 ≥70 ≥70 Volume Resistivity IEC 60093 Ω·cm 1.0×10⁴~1.0×10⁵ 1.0×10⁴~1.0×10⁵ 1.0×10⁴~1.0×10⁶ 1.0×10⁵~1.0×10⁶ 1×10⁵~1×10⁶ 1×10⁴~1×10⁵ Curing Method — — Two-component platinum curing / Heat curing Two-component platinum curing / Heat curing Two-component platinum curing / Heat curing Two-component platinum curing / Heat curing Add CL-1000 / Heat curing Add CL-1000 / Heat curing
Liquid silicone rubber for PET protective film coating
Main application: PET protective film coating.
Property Index Test Method Unit LSG6990-20A LSG6990-20B Appearance Visual Inspection — Colorless & Transparent Colorless & Transparent Viscosity (25°C) DIN 53019 mPa·s (3~4)×10⁴ (3~4)×10⁴ Refractive Index (25°C) — — 1.41 1.41 Specific Gravity D792 g/cm³ 0.97 1.01 Mixing Ratio — Mass Ratio 1 1 Molding Temperature — °C 120 — Light Transmittance (450 nm) DIN 53019 % 97 —
