About Us

Same Legacy. New Identity. Total Sealing Solutions.

CR Rubber and Seals Private Limited is the sister company of Crown Rubber Works — a name synonymous with sealing excellence since 1995.

OUR STORY

CR Rubber and Seals — Sister Company of Crown Rubber Works

CR Rubber and Seals Private Limited is the sister company of Crown Rubber Works — a name that has been synonymous with sealing excellence since 1995. Founded and managed by the same team, operating from the same manufacturing facility at Pawane MIDC, Navi Mumbai, CR Rubber and Seals Pvt. Ltd. carries forward the full product range, technical expertise, and quality standards of the Crown Rubber Works group — under a distinct private limited identity.

Both companies are led by Director Mr. Mohammad Anis Ansari and share the same certifications, manufacturing infrastructure, and global supply chain. CR Rubber and Seals Pvt. Ltd. has its own ISO 9001:2015 certification (Certificate No: CCPL/QMS/D1131, valid to 2029), its own IEC import-export registration (AAMCC7518G), and its own GST registration (27AAMCC7518G1ZF) — giving clients full compliance and documentation under this entity.

COMPANY TIMELINE

Milestones That Shaped Us

From the founding of Crown Rubber Works to the establishment of CR Rubber and Seals Pvt. Ltd.

  1. 1995

    Crown Rubber Works Founded

    Crown Rubber Works founded in Navi Mumbai by Mr. Mohammad Anis Ansari. Began manufacturing hydraulic and rubber seals for Indian industry.

    Step 1
  2. 2000s

    CNC Capability & Export

    Crown Rubber Works expanded into CNC seal manufacturing and international export. Began supplying Gulf countries, Singapore and Sri Lanka.

    Step 2
  3. 2025

    CR Rubber and Seals Pvt. Ltd. Established

    CR Rubber and Seals Private Limited established as the sister company of Crown Rubber Works. Both entities operate from the same facility at Pawane MIDC, Navi Mumbai. GST registration active since June 2025.

    Step 3
  4. 2026

    ISO & IEC Certification

    CR Rubber and Seals Pvt. Ltd. receives ISO 9001:2015 certification (CCPL/QMS/D1131, valid to 21 May 2029) and IEC registration (AAMCC7518G).

    Step 4
OUR CAPABILITIES

Manufacturing & Quality

Vertically integrated capabilities that let us deliver precision, speed and full compliance.

Manufacturing Capabilities

  • CNC Seal Manufacturing Machines
  • Custom seals up to 1500mm OD (machined)
  • Large diameter seals up to 7500mm (TBM)
  • In-house rubber compounding facility
  • 400+ instant seal profiles
  • No tooling cost — no MOQ for custom seals
  • One Hour Seal Factory — express delivery
  • Materials: NBR, Viton/FKM, PU, PTFE, POM, EPDM, Silicone & others

Quality & Compliance

  • ISO 9001:2015 Certified (CCPL/QMS/D1131, valid to 21 May 2029)
  • IEC Registered for import-export (AAMCC7518G)
  • GST Registered: 27AAMCC7518G1ZF
  • In-house dimensional and quality inspection
  • Sourcing from certified international suppliers
  • Promoter personally visits global customers for R&D assessment
  • Compliance with Indian Standards (IS) requirements
LEADERSHIP

Our Directors

Mohammad Anis Ansari

Director

Mr. Ansari is the proprietor of Crown Rubber Works (est. 1995) and serves as Director of CR Rubber and Seals Pvt. Ltd. — the sister company. His experience continues to guide the technical direction, product development, quality standards and export operations of the company.

Mohammad Raees Ansari

Director

Mr. Raees Ansari serves on the board of CR Rubber and Seals Private Limited, actively supporting the company's operational excellence, customer service initiatives and the long term growth strategy.

MANUFACTURING FACILITY

W 10, TTC Industrial Area, Pawane MIDC, Turbhe, Navi Mumbai - 400705, Maharashtra, India

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