
DN50 Inner-and-Outer-Ring Spiral-Wound Gasket
Ring-supported metal and graphite gasket listed by Donglai.
View product →Supplier product
Dacheng Donglai Sealing Materials Sales

PTFE fiber packing with a 12×12 listing reference.
The braided PTFE product entry identifies a 12×12 reference and discusses packing for valves and pumps. Treat that as a listing reference to confirm, with units and finished section agreed in the quotation. Buyers should specify whether an unfilled, lubricated or otherwise treated construction is required for the actual gland and medium.
Dacheng Donglai Sealing Materials Sales · Langfang, Hebei
View the supplier’s original product page
Source reviewed: 2026-11-08. This directory summary organises the supplier’s published product information.
Back to company product center
Ring-supported metal and graphite gasket listed by Donglai.
View product →
Square packing sold under a GFO description in Donglai’s listing.
View product →
Reinforced graphite-packing enquiry from Donglai’s catalog.
View product →
Cut or prepared graphite rings for gland sealing enquiries.
View product →
Aramid-fiber packing with ring-form enquiries described in the listing.
View product →
Continuous flexible graphite packing for pump and valve enquiries.
View product →
Copper bonding lead listed for flanges, cable trays and cabinets.
View product →