What is the mixing ratio for the silicone rubber?

The standard mixing ratio is 100:3.

Liquid Tin Cure Silicone Rubber for Making Gypsum Decoration Molds

Name: Liquid Tin Cure Silicone Rubber for Making Gypsum Decoration Molds
Brand: Dongguan gangtian polymer materials Co.Ltd.
SKU: 1918980751

Guangdong, ChinaDongguan gangtian polymer materials Co.Ltd.

US$7.88

1-49 kg

US$6.58

50-199 kg

US$5.08

200+ kg

Sample price:US$5.58/kg.Request sample

Product profile

Customization

Available

Material

Organic Silicone

Application

Industrial

Model NO.

GTSIL-T10~T40

Certification

ISO, FDA, REACH, RoHS

Shelf Life

12 Months

Mixing Ratio

100:3

Color

Adjustable

Transport Package

Iron Drum Packaging

Trademark

GT SILICON

Origin

Guangdong Donggun

HS Code

3910000000

Production Capacity

500 Tons/Month

Key features

FDA & ISO Certified: Meets FDA, ISO, REACH, and RoHS standards for food-grade and industrial safety.

Adjustable Color Options: Base silicone colors are adjustable, including red, pink, green, blue, and yellow.

Exceptional Tear Strength: Features high tensile strength, tear resistance, and outstanding bubble releasing properties.

Versatile Mold Applications: Ideal for gypsum, resin, polyester, PU, wax, plaster, concrete, and soap molds.

Fast Standard Delivery: Regular delivery within 3-5 working days after payment confirmation.

Free Sample Available: We provide a 500g sample free of charge for quality testing.

Customizable Pot Life: Pot life and curing time can be adjusted by varying the catalyst ratio (2%-3%).

Company profile

Dongguan gangtian polymer materials Co.Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-08-08 CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤5.74h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryDongguan Gangtian Polymer Materials Co., Ltd. is identified as a China-based manufacturer of silicone and polymer materials, established in 2011, with 59 employees and a 6,000 m² manufacturing plant. Its product portfolio includes RTV 2 silicone rubber, LSR, silicone oil, silicone ink, pigments, and electronic potting compounds. The supplier reports more than 10 production lines and annual capacities totaling 6,900 tons across listed products, as well as exports since 2016 with 21%–30% of sales from exports. It holds an ISO 9001:2015 certificate and reports six R&D engineers and six to ten quality-control staff. The information supports strengths in certification, product breadth, production scale, and international market experience. However, the provided evidence does not sufficiently establish financial credibility, customization capability, or specific customer cases. After-sales capability is indicated by a stated focus on after-service but is not documented in operational detail.

Supplier typeThe supplier is explicitly identified as a manufacturer and as a professional manufacturer of RTV 2 liquid silicone rubbers. Its company type is also described as a limited company, with operations in Dongguan, Guangdong, China.

CertificationsThe supplier holds an ISO 9001:2015 certificate for supplier management systems. This is explicit evidence of a formal quality-management certification.

R&D capabilityThe supplier describes an R&D focus on innovation, reports six R&D engineers, and states that it has developed performance-enhancing silicone solutions. These statements support an established R&D function, although no patents, laboratories, or quantified R&D results are provided.

Production capacityThe supplier reports more than 10 production lines, a 6,000 m² manufacturing plant, and product capacities of 2,500 tons each for tin and platinum silicone rubber, 1,000 tons for silicone oil, 800 tons for electronic potting compound, and 100 tons for pigment. It also states production capacity above 500 tons per month, indicating substantial manufacturing capability.